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Κατασκευή Ιστοσελίδων
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Κατασκευή Ιστοσελίδων

<img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" class="attachment-medium size-medium wp-post-image" alt="" decoding="async" srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" sizes="(max-width: 300px) 100vw, 300px" />

8.2 Τα σφάλματα (errors) στη JavaScript

Στη JavaScript, τα σφάλματα (ή errors) είναι ανεπιθύμητες καταστάσεις που προκύπτουν κατά την εκτέλεση του κώδικα. Αυτές οι καταστάσεις μπορεί …Read More

<img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo" width="150" height="150" alt="Φωτογραφία προφίλ" />

Ress9 Αυγούστου, 2023

<img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" class="attachment-medium size-medium wp-post-image" alt="" decoding="async" srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" sizes="(max-width: 300px) 100vw, 300px" />

8.1 Οι κανονικές εκφράσεις (regular expressions) στη JavaScript

Οι κανονικές εκφράσεις (regular expressions) στη JavaScript είναι ένα ισχυρό εργαλείο για την αναζήτηση και την επεξεργασία κειμένου. Μια κανονική …Read More

<img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo" width="150" height="150" alt="Φωτογραφία προφίλ" />

Ress9 Αυγούστου, 2023

<img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" class="attachment-medium size-medium wp-post-image" alt="" decoding="async" srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" sizes="(max-width: 300px) 100vw, 300px" />

7.7 Οι λειτουργίες bitwise (bitwise operations) στην JavaScript

Οι λειτουργίες bitwise (bitwise operations) είναι λειτουργίες που εφαρμόζονται σε κάθε bit των αριθμών σε μια δυαδική μορφή. Οι bitwise …Read More

<img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo" width="150" height="150" alt="Φωτογραφία προφίλ" />

Ress8 Αυγούστου, 2023

<img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" class="attachment-medium size-medium wp-post-image" alt="" decoding="async" srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" sizes="(max-width: 300px) 100vw, 300px" />

7.6 Η μετατροπή τύπων στη JavaScript

Η μετατροπή τύπων στη JavaScript αναφέρεται στη δυνατότητα της γλώσσας να μετατρέπει μεταξύ διαφορετικών τύπων δεδομένων. Οι τύποι δεδομένων στη …Read More

<img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo" width="150" height="150" alt="Φωτογραφία προφίλ" />

Ress28 Ιουλίου, 2023

<img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" class="attachment-medium size-medium wp-post-image" alt="" decoding="async" srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" sizes="(max-width: 300px) 100vw, 300px" />

7.5 Ο τελεστής typeof στην JavaScript

Η typeof είναι ένας τελεστής στην JavaScript που χρησιμοποιείται για να επιστρέψει τον τύπο δεδομένων μιας μεταβλητής ή ενός αντικειμένου. …Read More

<img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo" width="150" height="150" alt="Φωτογραφία προφίλ" />

Ress28 Ιουλίου, 2023

<img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" alt="" decoding="async" data-srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" data-src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" data-sizes="(max-width: 300px) 100vw, 300px" class="attachment-medium size-medium wp-post-image lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img width="300" height="157" src="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png" class="attachment-medium size-medium wp-post-image" alt="" decoding="async" srcset="https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-460x241.png 460w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-1024x537.png 1024w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-768x403.png 768w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-120x63.png 120w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript-310x162.png 310w, https://pliroforiki-edu.gr/wp-content/uploads/2023/07/Javascript.png 1200w" sizes="(max-width: 300px) 100vw, 300px" />

7.4 Οι δομές Set και Map στην JavaScript

Στην JavaScript, τα Sets είναι μια δομή δεδομένων που χρησιμοποιείται για να αποθηκεύσει μια συλλογή μοναδικών τιμών, χωρίς να επιτρέπει …Read More

<img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" width="150" height="150" alt="Φωτογραφία προφίλ" data-src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo lazyload" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" /><noscript><img loading="lazy" src="https://pliroforiki-edu.gr/wp-content/themes/wplms/assets/images/avatar.jpg" class="avatar user-1-avatar avatar-150 photo" width="150" height="150" alt="Φωτογραφία προφίλ" />

Ress27 Ιουλίου, 2023

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