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Javascript Form Validation Library


Copy function EnableDisable(chkbx) { if(chkbx.checked == true) { document.ContactForm.Telephone.disabled = true; } else { document.ContactForm.Telephone.disabled = false; } } After you created the custom function, you can add the following code Link to the issue: http://code.google.com/p/chromium/issues/detail?id=95970 So looks like form.noValidate = true gets around it. rules: '!callback_myCustomCallback' Fixed an issue where multiple checkboxes could not be validated. 1.2.2 - 03/27/13 Callbacks will now be fired even if a field is not required - contributed by TimBenjamin While using this site, you agree to have read and accepted our terms of use, cookie and privacy policy. http://epssecurenet.com/form-validation/form-validation-javascript.html

It explains some of the code examples above as well as introducing more advanced concepts: References Core JavaScript 1.5 Reference:Global Objects:RegExp Core JavaScript 1.5 Reference:Global Objects:Array Related Articles - Form Validation What do you think?Post navigationPrevious Previous post: Beginner's Guide to React.js, With ExamplesNext Next post: How to Create a REST API with Node.js and Express ©2015 Zenva Pty Ltd all rights The following code checks whether a user has entered a value in the comment field. Your minlength/maxlength test: Minlength and Maxlength do only "kick in" if the field is dirty.

Javascript Form Validation Library

valid = valid && (chkbox || ( (!minlength || val.length >= minlength) && (!maxlength || val.length <= maxlength) )); // test pattern if (valid && pattern) { pattern = new RegExp(pattern); Returning a Value from a Function You can return a value from a custom function by using the return statement. In addition, because you need to check for multiple values, you need multiple if statements. Art /Antiques Camping/Hiking Cooking Computer games Dining Out Fishing Gardening Going to Pubs/Clubs Internet/Computers Music Photography Reading Television/Videos Theatre/Cinema Sports/Fitness When you submit the form you will be notified through an

Provide the value of the check box instead of ?? The first parameter is the error message and the second parameter is the input object. It's a little messy now, but the situation will improve. Validation In Javascript For Registration Form Had to use frmvalidator instead of chktestValidator!

Only if both tests are passed can the form be submitted (when the script returns a value of true).