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Working with $_GET and $_POST in PHP

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Instruction

Always Escape Outputs

Output is any data that leaves your application headed for another application or client. For example, adding a record to a database, or outputting information to a web page.

The goal of escaping output data is to represent data in a way that will not allow it to execute or get interpreted. Without escaping the output it's possible you could accidentally send malicious links to a user's ...