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PHP-QnA

6 posts

PHP Anonymous Function

Last Updated: 24 May 2025

An anonymous function, also known as a closure in PHP, is a function that does not have a name. Unlike regular functions that are defined with a name for reuse, anonymous ...read more

What is htmlspecialchars() Function in PHP?

Last Updated: 30 July 2024

The htmlspecialchars() function in PHP is used to convert special characters to HTML entities. This is particularly useful for preventing XSS (Cross-site Scripting) attack...read more

How to check the Type and Size before File Uploading in PHP ?

Last Updated: 13 February 2024

In PHP, it's essential to validate file types and sizes before allowing users to upload files to a server. This helps prevent potential security vulnerabilities and ensure...read more

How to use the Date and Time in PHP ?

Last Updated: 13 February 2024

Date and time handling in PHP is crucial for various web applications, ranging from simple date displays to complex calculations involving time zones and intervals. PHP pr...read more

How to check if a String contains a Specific Character in PHP ?

Last Updated: 06 June 2024

In PHP, determining whether a string contains a specific character is a common task. Whether you're validating user input, parsing data, or performing text processing, PHP...read more

How to Encode and Decode a URL in PHP?

Last Updated: 19 February 2024

Encoding and decoding URLs in PHP are essential tasks when working with web applications, especially for handling user input and constructing query strings. URL encoding e...read more