(PHP 4 >= 4.0.6, PHP 5, PHP 7, PHP 8)

array_map — Applies the callback to the elements of the given arrays 

array_map() returns an array containing the results of applying the callback to the corresponding value of array (and arrays if more arrays are provided) used as arguments for the callback. The number of parameters that the callback function accepts should match the number of arrays passed to array_map(). Excess input arrays are ignored. An ArgumentCountError is thrown if an insufficient number of arguments is provided.

callback

    A callable to run for each element in each array.

    null can be passed as a value to callback to perform a zip operation on multiple arrays. If          only array is provided, array_map() will return the input array.

array

    An array to run through the callback function.

arrays

    Supplementary variable list of array arguments to run through the callback function.