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PHP: Hypertext Preprocessor is a general-purpose programming language originally designed for web development. It was originally created by Rasmus Lerdorf in 1994; the PHP reference implementation is now produced by The PHP Group.

PHP is_null: How to Check If Variable is NULL

The null in PHP represents a variable with no value. The null is the only possible value of type null. PHP provides a function to check whether the value is null or not. Let's see how to do that. PHP is_null PHP is_null() is a built-in…

PHP array_keys: How to Get Array Keys in PHP

PHP array_keys() function returns an array containing the keys. PHP array_keys() PHP array_keys() is a built-in function in PHP and is used to return either all the keys of an array or the subset of the keys. If a search value is…

PHP str_repeat: How to repeat strings in PHP

The str_repeat() function repeats the string the specified number of times. PHP str_repeat() PHP str_repeat() is a built-in function that repeats a string a specified number of times. The str_repeat() function takes the string and the…

PHP Array Splice: How to Slice Array in PHP

The array_splice() function removes the selected elements from the array and replaces them with the new elements. The function also returns the array with the removed elements. PHP Array Splice PHP array_splice() is a built-in function…