简单教程
提交运行
代码编辑器：
<?php function myfunction($a,$b) { if ($a===$b) { return 0; } return ( $a > $b) ? 1 : -1; } $a1 = array("a"=>"red","b"=>"green","c"=>"blue"); $a2 = array("d"=>"red","b"=>"green","e"=>"blue"); $result = array_diff_uassoc($a1,$a2,"myfunction"); print_r($result);
运行结果：