Database
My database filtering function does not work, how the database should be set AH, urgent AH
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We have said that data filtering is the cornerstone of Web application security in any language, on any platform. This includes checking the data entered into the app and outputting the data from the app, and a good software design can help developers:
Ensure that data filtering cannot be bypassed,
Ensure that illegal information does not affect legitimate information and identifies the source of the data.
There are a variety of viewpoints on how to ensure that data filtering cannot be bypassed, and two of them are more generic and provide a higher level of protection than others.
Specific method: http://www.phpnewer.com/index.php/Dmaq/detail/id/268
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This two function can save you,
PHP Code
