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php-信息查询页面,怎么加入验证码

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Release: 2016-06-02 11:27:48
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php验证码查询页面

查询信息用的页面,php写的验证码,现在只能判断验证码是否正确,不能进行下一步操作。比如我输入了要查询的内容,再输入验证码,然后提交就只能判断验证码是否正确,不能查询到信息。要怎么写才能在判断验证码正确后,显示出相关信息呢。现在所有内容都做好了,没有验证码是可以查询的,问题就在验证码这一块儿

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