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php基本知识之保险

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Release： 2016-06-13 10:38:49
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php基本知识之安全

1、在进行sql查询之前，所有字符串必须加单引号，以避免注入漏洞和sql错误（鉴于“”和‘’之前的差别，“”中的内容被解释并替换，如$name = "fire" ，"我是$name"，输出：我是fire ）
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