I am curious is that any build in or easier way to encode string to \xHH format in PHP? I am trying to implement rule 3 and rule 4 from XSS OWASP Prevention with build in function or easier approach. but, I can't find any in the internet.
as far as I found, I need to make manual encoder/decoder for 'string to \xHH' format in PHP.
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PHP (from the English Hypertext Preprocessor - hypertext preprocessor) is a scripting programming language for developing web applications. Supported by most hosting providers, it is one of the most popular tools for creating dynamic websites.
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