Category PHP

Case Conversion in PHP: Uppercase and Lowercase

Case conversion in PHP refers to changing the letters of a string from uppercase to lowercase or vice versa. PHP offers several built-in functions that make this process straightforward. They are: strtolower() Function strtoupper() Function ucfirst() Function ucwords() Function Lowercase…

String Comparison in PHP

When you develop a web application, it is common to need comparing two strings. String comparison is a fundamental operation in PHP or other programming languages. Whether you’re checking user input, validating form fields, sorting values, or building complex logic,…

PHP sprintf() Function: Format Strings & Numbers

The sprintf() function in PHP is a built-in function that returns a formatted string. The sprintf stands for string print formatted. This function allows you to format strings and numbers by inserting variable values into a formatted string. The sprintf()…