Compare the keys of two indexed arrays, and return the differences:

SUBMITTED BY: henry1874w

DATE: June 23, 2017, 9:19 p.m.

FORMAT: Text only

SIZE: 141 Bytes

Raw Download

HITS: 240

Report

<?php
$a1=array("red","green","blue","yellow");
$a2=array("red","green","blue");

$result=array_diff_key($a1,$a2);
print_r($result);
?>