<?php$A = array(array(1,2),array(2,4),array(3,2));$B = array(array(3,1),array(1,2));$C = array();foreach($A as $a){ $Ck = $a[0].'#'.$a[1]; $C[$Ck] = 1;}$D = array();foreach($B as $b){ $Dk = $b[0].'#'.$b[1]; $D[$Dk] = 1;}/* * A - B */$A_B = array();foreach($C as $key => $val){ if(isset($D[$key])&&$D[$key]==1){ }else{ $A_B[] = explode('#', $key); }}var_dump($A_B);echo '<br/>';/* * B-A */$B_A = array();foreach($D as $key=>$val){ if(isset($C[$key])&&$C[$key]==1){ }else{ $B_A[] = explode('#', $key); }}var_dump($B_A);
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