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JavaScript Undefined Error

Posted on 2009-05-13
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Last Modified: 2013-11-19
I keep getting "chkName" is undefined.
I also get error expected ")"

I have a userinfo.js file along with this.
Can someone  help me figure out why i am getting undefined errors.
<?xml version="1.0" encoding="utf-8"?>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"

"http://www.w3.org/TR/xhtml1/DTD/xhtml11.dtd">
 

<!-- userinfo.html    a document for userinfo.js

        -->
 

<html xmlns = "http://www.w3.org/1999/xhtml">

   <head>

      <title> Illustrates form Input Validation </title>

      <script type = "text/javascript" src = "userinfo.js" >

      </script>

   </head>

   <body>

   <h3> Customer Information </h3>

   <form action = "">
 

   	<p>

   		<label>

   			<input type = "text" id = "custName" />

   			Name (last name, first name, middle initial)

   		</label>

   		<br /><br />
 

   		<label>

   			<input type = "text" id = "phone" />

   			Phone number (ddd-ddd-dddd)

   		</label>

   		<br /><br />
 

   		<input type = "reset" id = "reset" />
 

   		<input type = "submit" id = "submit" />

   	</p>

   </form>
 

   <!-- An inline script for the event handler registrations -->

   		<script type = "text/javascript">

   		   <!--

   // Set form element object properties to their

   // corresponding event handler functions
 
 

   		document.getElementById("custName").onchange = chkName;

   		document.getElementById("phone").onchange = chkPhone;

   // -->
 

    </script>
 

   </body>

</html>
 
 
 

// userinfo.js

// an example of input validation using the change and submit events
 

// The event handler function for the name text box
 

function chkName() {

	var myName = document.getElementById("custName");

	

	// Test the format of the input name

	// Allow the spaces after the commas to be optional

	// Allow the period after the inital to be optional

		var pos = myName.value.search(

			/^[A-Z][a-z]+, ?[A-Z][a-z]+, ?[A-Z]\.?$/);

		if (pos != 0) {

			alert("The name you entered (" + myName.value +

				") is not in the correct form. \n" +

				"The correct form is: " +

				"last-name, first-name, middle-intial \n" +

				"Please go back and fix your name");

		myName.focus();

		myName.select();

		return false;

		} else

		  return true;

	}

	

	// The event handler function for the phone number text box

	

	function chkPhone() {

		var myPhone = document.getElementById("phone");

		

		// Test the format of the input phone number

			var pos = myPhone.value.search(/^\d{3}-\d{3}-\d{4}$/);

			if (pos != 0) {

				alert("The phone number you entered (" + myPhone.value +

				") is not in the correct form. \n" +

				"The correct form is" ddd-ddd-dddd \n" +

				"Please go back and fix your phone number");

		myPhone.focus();

		myPhone.select();

		return false;

	} else

	  return true;

}

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Question by:ChadAnglin
1 Comment
 
LVL 15

Accepted Solution

by:
mr_egyptian earned 250 total points
ID: 24381491
Change to the following starting on line 89  above.  You have a stray double quote.
alert("The phone number you entered (" + myPhone.value +

") is not in the correct form. \n" +

"The correct form is ddd-ddd-dddd \n" +

"Please go back and fix your phone number");

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