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jQuery validation additional method german date

/ Published in: jQuery
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An additional method for the jQuery validation plugin to validate a german date (dd.mm.YYYY) based on DateITA method.

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  1. jQuery.validator.addMethod(
  2. 	"dateDECH",
  3. 	function(value, element) {
  4. 		var check = false;
  5. 		var re = /^\d{1,2}\.\d{1,2}\.\d{4}$/;
  6. 		if( re.test(value)){
  7. 			var adata = value.split('.');
  8. 			var dd = parseInt(adata[0],10);
  9. 			var mm = parseInt(adata[1],10);
  10. 			var yyyy = parseInt(adata[2],10);
  11. 			var xdata = new Date(yyyy,mm-1,dd);
  12. 			if ( ( xdata.getFullYear() == yyyy ) && ( xdata.getMonth () == mm - 1 ) && ( xdata.getDate() == dd ) )
  13. 				check = true;
  14. 			else
  15. 				check = false;
  16. 		} else
  17. 			check = false;
  18. 		return this.optional(element) || check;
  19. 	},
  20. 	"Please enter a correct date"
  21. );

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