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Angad Kumar Shukla's blog

Name Validation Using Javascript

Rating: 10 votes, 4.60 average.
Code:
<html>
	<head>
		<title>Javascript</title>
		<script type="text/javascript">
			
			function validateName(){
				var name=frm1.n1.value;
				var flag=true;
				for(var indx=0;indx<name.length;indx++)
					if(name.toUpperCase().charAt(indx)<'A'||name.toUpperCase().charAt(indx)>'Z')
						if(name.charAt(indx)!=' '){
							alert("Name is not valid..");
							flag=false;
							break;
						}
				return flag;
			}			
		</script>
	</head>
	<body>
		<form name="frm1" onsubmit="return validateName()">
			Name<input type="text" name="n1"><br>
			Gender: Male<input type="checkbox" name="r1" value="Male">
			Female<input type="checkbox" name="r1" value="Female">
			<input type="submit" name="submit" value="Go">
		</form>
	</body>
</html>

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Categories
Java , Web Design

Comments

  1. Unregistered's Avatar
    This is fine for a standard last name like Smith, but what about a name like O'Connell for example?

    And why go through the trouble of look at each individual character? Why not just use regex?



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