JavaScript RegExp \f Metacharacter

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JavaScript RegExp \f Metacharacter

The RegExp \f metacharacter finds a position (index value) of first occurrence of form feed character.


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<!DOCTYPE html> <html> <body> <button onclick="myFunction()">Click me</button> <p id="point"></p> <script> function myFunction(){ var str = "His style \fIs Who is he IS"; var pattern = /\f/; var result =; document.getElementById("point").innerHTML = result; } </script> </body> </html>


new RegExp("\\f"); //or /\f/

Return Value

NumberReturns the position where the form feed character was found.
-1If no form feed character is found.


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