There are two predefined functions in PHP for applying user defined function on each element of an array. 1. array_walk() : array_walk() applied a user function on each element of an array. It returns ...

"PHP is a popular programming language that you can use to write simple code for web pages. If you have been using HTML to develop websites, learning PHP will allow you to create dynamic pages. In ...

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Arrow functions, introduced in PHP 7.4, provide a shorter syntax for anonymous functions. These functions allow for cleaner, more concise code when you need simple callback functions. Arrow functions ...