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PHP array_walk_recursive() Function

PHP Array Reference : Run each array element in a user-defined function

Definition and Usage

The array_walk_recursive() function runs each array element in a user-defined function. The array's keys and values are parameters in the function. The difference between this function and the array_walk() function is that with this function you can work with deeper arrays (an array inside an array).

Syntax

array_walk_recursive(array, myfunction, parameter...)

Parameter Values

Parameter Description
array Required. Specifying an array
myfunction Required. The name of the user-defined function
parameter,... Optional. Specifies a parameter to the user-defined function. You can assign one parameter to the function, or as many as you like.

Technical Details

Return Value: Returns TRUE on success or FALSE on failure
PHP Version: 5+

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