JavaScript RegExp \s Metacharacter

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JavaScript RegExp \s Metacharacter

The RegExp \s metacharacter finds a whitespace character.

Note: The following are the list of whitespace character.

  • space - A space character
  • tab - A tab character
  • \r - A carriage return character
  • \n - A new line character
  • \v - A vertical tab character
  • \f - A form feed character


HTML Online Editor
<!DOCTYPE html> <html> <body> <button onclick="myFunction()">Click me</button> <p id="point"></p> <script> function myFunction(){ var str = " abc123ABC*#@ "; var pattern = /\s/g; var result = str.match(pattern); //Try to change 'result' to 'result.length' document.getElementById("point").innerHTML = result; } </script> </body> </html>


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

Syntax with modifiers

new RegExp("\\s", "g"); //or /\s/g


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