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Posted by / 07-Mar-2017 01:36

Validating a form using javascript

I don't know why I got a down vote and no one is mentioning anything while giving a down vote.

It could be helpful If they could state the reasons and then down vote it.

Assignment Write an html page with form that validates name,registration number,address,department and result information of a student.

form will validate following REGISTERATION ID =1234 , NAME = "NAVIN" , ADDRESS = "KOLKATA-008" , DEPARTMENT ="CMAV" AND RESULT =80 (INTEGER) for valid registration.

Usually you'll just want to check if Modern Web Design Using Java Script & DOMJava Script is back!

The CGI script is still more reliable, as it always works regardless of whether Java Script is enabled on the client-side or not; but having this extra safety barrier is a nice thing to have in place.It makes your page much more user-friendly, and takes out the frustration of having to fill out the same form repeatedly.It's also very precise, as you can point out the exact field where there's a problem.In all cases, the form is called That's checking the value's equality with a null String (two single quotes with nothing between them).When you are asking a reader for their email address, you can use a simple » address validation function to make sure the address has a valid structure. Each option in a drop-down box is indexed in the array Annoyingly, there is no simple way to check which radio button out of a group is selected — you have to check through each element, linked with Boolean AND operators .

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We can even style our feedback box with CSS classnames "error" and "success" and make them red or green, respectively.

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