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By: a guest on Jun 11th, 2012  |  syntax: None  |  size: 0.33 KB  |  hits: 8  |  expires: Never
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  1. capturing group in regex
  2. /(?:madhur)?/
  3.        
  4. /(madhur)?/
  5.        
  6. "madhur".replace(/(madhur)?/, "$1 ahuja");   // returns "madhur ahuja"
  7. "madhur".replace(/(?:madhur)?/, "$1 ahuja"); // returns "$1 ahuja"
  8.        
  9. /(mad)hur/.exec("madhur");   // returns an array ["madhur", "mad"]
  10. /(?:mad)hur/.exec("madhur"); // returns an array ["madhur"]
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