<?php//組詞算法function diyWords($arr,$m){  $result = array();  if ($m ==1){//只剩一個詞時直接返回    return $arr;  }  if ($m == count($arr)){    $result[] = implode('' , $arr);    return $result;  }  $temp_firstelement = $arr[0];  unset($arr[0]);  $arr = array_values($arr);  $temp_list1 = diyWords($arr, ($m-1));  foreach ($temp_list1 as $s){    $s = $temp_firstelement.$s;    $result[] = $s;  }  $temp_list2 = diyWords($arr, $m);  foreach ($temp_list2 as $s){    $result[] = $s;  }  return $result;}//組詞算法$arr=array('褲子','牛仔','低腰','加肥');$count=count($arr);for($i=1;$i<=$count;$i++){  $temp[$i]=diyWords($arr,$i);}echo '<pre/>';print_r($temp);