php man page for array_uintersect_uassoc

ARRAY_UINTERSECT_UASSOC(3)						 1						ARRAY_UINTERSECT_UASSOC(3)

array_uintersect_uassoc  -  Computes  the intersection of arrays with additional index check, compares data and indexes by separate callback func-
tions

SYNOPSIS
       array array_uintersect_uassoc (array  $array1, array  $array2, [array  $...], callable  $value_compare_func, callable  $key_compare_func)

DESCRIPTION
	Computes the intersection of arrays with additional index check, compares data and indexes by separate callback functions.

PARAMETERS
	      o $array1
		- The first array.

	      o $array2
		- The second array.

	      o $value_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.
		int callback (mixed  $a, mixed	$b)

	      o $key_compare_func
		- Key comparison callback function.

RETURN VALUES
	Returns an array containing all the values of $array1 that are present in all the arguments.

EXAMPLES
       Example #1

	      array_uintersect_uassoc(3) example

	      <?php
	      $array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
	      $array2 = array("a" => "GREEN", "B" => "brown", "yellow", "red");

	      print_r(array_uintersect_uassoc($array1, $array2, "strcasecmp", "strcasecmp"));
	      ?>

	      The above example will output:

	      Array
	      (
		  [a] => green
		  [b] => brown
	      )

SEE ALSO
       array_uintersect(3), array_intersect_assoc(3), array_intersect_uassoc(3), array_uintersect_assoc(3).

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