PHP Tutorials

Tutorials, code snippets and articles relating to PHP.

Converting images into WebP files using PHP.

In this tutorial, we will show you how to convert JPEG and PNG files into the WebP format using PHP.

PHP: Convert cm or meters into feet and inches.

A short guide on how to convert meters or cm into feet and inches using PHP.

Installing required WordPress extensions for PHP 8.

A guide on how to install certain PHP 8 extensions for WordPress.

How to spoof an AJAX request using PHP.

A guide on how to spoof an AJAX request using PHP and cURL.

PHP: Get the server’s IP address.

A short guide on how to get the IP address of the current server using PHP.

Get tomorrow’s date using PHP.

A beginner’s tutorial on how to get tomorrow’s date using PHP.

PHP: Return cURL response as a string.

A quick guide on how to tell PHP’s cURL extension to return the output as a string.

How to delete a file using PHP.

This is a tutorial on how to delete a file using PHP.

Passing JSON data to JavaScript using PHP.

This is a short tutorial on how to pass JSON data from PHP to JavaScript.

PHP: Setting the Content-Type of a cURL request.

This is a guide on how to set the Content-Type header using PHP’s cURL extension.

Removing warnings in PHP.

In this guide, I will show you how to remove warning messages in PHP.

PHP: Ternary Operators.

This is a tutorial on how to use PHP’s ternary operator.

Spoofing MIME types: Why you can’t trust the type field in $_FILES.

This guide explains why you should NEVER ever trust the “type” field in PHP’s $_FILES array.

PHP: Upload a file using cURL.

This is a short tutorial on how to upload a file using PHP’s cURL extension.

Fix: PHP Fatal error: Function name must be a string.

A guide on how to fix the PHP error “Fatal error: Function name must be a string.”

PHP: Check if a string contains a substring.

This is a PHP tutorial on how to check if a string contains a given substring.

PHP: Convert a string into lowercase.

This is a short guide on how to convert a string into lowercase using PHP.

PHP: Append an element to the end of an array.

This is a tutorial on how to append an element onto the end of a PHP array.

Fix: PHP Warning: POST Content-Length of X bytes exceeds the limit of 8388608 bytes.

This is a short guide on how to fix the PHP warnings about the POST Content-Length exceeding the post_max_size limit.

How to upload a file using PHP.

This is a tutorial on how to upload a file using PHP