去除数组中重复的元素值 array_unique()
<meta charset="utf-8" /> <?php $a1="206,206,206,201,206,201"; //$array = explode(",", $a1); //字符串组成数组 $array1=implode(",",array_unique(explode(",", $a1))); print_r($array1); ?>
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<meta charset="utf-8" /> <?php $a1="206,206,206,201,206,201"; //$array = explode(",", $a1); //字符串组成数组 $array1=implode(",",array_unique(explode(",", $a1))); print_r($array1); ?>