array_intersect_uassoc php function

Published: 31 December 2022
on channel: PHPeasy

array_intersect_uassoc — Computes the intersection of arrays with additional index check, compares indexes by a callback function
Description
array_intersect_uassoc(array $array, array ...$arrays, callable $key_compare_func): array

array_intersect_uassoc() returns an array containing all the values of array that are present in all the arguments. Note that the keys are used in the comparison unlike in array_intersect().
Parameters

array

Initial array for comparison of the arrays.
arrays

Arrays to compare keys against.
key_compare_func

The comparison function must return an integer less than, equal to, or greater than zero if the first argument is considered to be respectively less than, equal to, or greater than the second.

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