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我采集到的信息里经常出现: DLE Data Link Escape (数据链路转义) 当有这个控制字符的时候,做json_encode() json_decode().就会失败。 请问如何把这种控制字符去掉呢?
认证高级PHP讲师
preg_replace( '/[\x00-\x1F]/','',$str);
认证高级PHP讲师