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How to Display existing file in Dropzone – CodeIgniter 4

Last updated on December 2, 2022 by Yogesh Singh

Dropzone display preview after file upload but thumbnail gets removed after page reload.

To recreate thumbnails require to send AJAX request while Dropzone initialization.

In this tutorial, I show how you can display existing files in the Dropzone container in CodeIgniter 4.

How to Display existing files in Dropzone - CodeIgniter 4

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Categories PHP, AJAX, CodeIgniter 4 Leave a comment

How to Auto populate Dropdown with JavaScript AJAX and PHP

Last updated on November 12, 2022 by Yogesh Singh

Dynamic dependent dropdown restricts the user selection based on the previous dropdown selection.

In this tutorial, I show how you can auto populate dropdown with MySQL database data using JavaScript and PHP.

How to Auto populate Dropdown with JavaScript AJAX and PHP

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Categories Javascript, AJAX, PHP 2 Comments

Drag and Drop file upload with Dropzone in CodeIgniter 4

Last updated on November 12, 2022 by Yogesh Singh

Dropzone makes file upload implementation easier. It allows uploading files by directly drag and drop on the Dropzone container.

Displays a preview after the image file upload.

In this tutorial, I show how you can create drag and drop file upload using Dropzone.js in CodeIgniter 4.

Drag and Drop file upload with Dropzone in CodeIgniter 4

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Categories CodeIgniter 4, PHP Leave a comment

Check Username Availability in PostgreSQL with AJAX and PHP

Last updated on November 12, 2022 by Yogesh Singh

With the use of jQuery AJAX you can instantly display whether the entered username is already been used or not by another user.

User doesn’t have to submit the form.

In this tutorial, I show how you can check username if it already exists in the PostgreSQL database or not using jQuery AJAX and PHP.

Check Username Availability in PostgreSQL with AJAX and PHP

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Categories PHP, AJAX, DataBase, JQuery Leave a comment
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