Question

How to convert any HTML special character into HTML encoding to prevent processed as standard HTML in PHP

Answer 1

echo htmlspecialchars("<a href='test'>Test</a>", ENT_QUOTES) . "<br />";

 
/*
run: 
  
&lt;a href='test'&gt;Test&lt;/a&gt;
  
*/ 

 

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Answer 2

// http://localhost:8080/test.php?user="tim<>tim"

echo filter_input(INPUT_GET, "user", FILTER_SANITIZE_SPECIAL_CHARS) . "<br />";

 
/*
run: 
  
"tim&lt;&gt;tim"
  
*/

 

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