implode,explode的使用,implodeexplode implode把数组转成字符串的函数,在组合SQL语句时候使用特好使! 比如 $a = array('a','b','c');$b = implode(',', $a);echo $b; 返回的字符串就是 a,b,c explode把字符串组成的数组 $pizza = "piece1 piece2 piece3 piece4 piece5 piece6";$pieces = explode(" ", $pizza);