php join函数应用

复制代码 代码如下: $key = array(); $val = array(); foreach ($_POST as $k=>$v) { $key[] = ‘`’.strip_tags(mysql_real_escape_string(trim($k))).’`’; $val[] = “‘”.strip_tags(mysql_real_escape_string(trim($v))).”‘”; } $keys = join(“,”,$key); $vals = join(“,”,$val);