可以使用PHP addslashes() 函数转义一下 addslashes() 函数在指定的预定义字符前添加反斜杠。 这些预定义字符是: 单引号 (') 双引号 (") 反斜杠 (\) NULL 例如: <?php $str = "Who's John Adams?"; echo $str . " This is not safe in a database query.<br />"; echo addslashes($str) . " This is safe in a database query."; ?> 输出: Who's John Adams? This is not safe in a database query. Who\'s John Adams? This is safe in a database query.