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Posted By

sekihin on 04/27/09


Tagged

javascript number check


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Check for a numeric value

 / Published in: JavaScript
 

URL: http://www.usamimi.info/~geko/arch_pro/0x002_js/10_isNumber/index.html

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  1. function isNumber( _str,isInt)
  2. 	{
  3. 			var str,num;
  4. 			str = String(_str);
  5. 			if( isNaN( str ) )return false;
  6. 			num = eval( str );
  7. 			if( isInt==null )return true;
  8. 			else if( isInt )if( num!=parseInt(num) )return false;
  9. 			return true;
  10. 	}

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