No need for jQuery. Use the RegExp constructor and catch the exception : try { new RegExp(someString); console.log(‘good’); } catch (e) { console.log(‘bad’); } Demonstration (type something in the input to know if it’s a well formed regular expression) 2 solved How can I validate a regular expression using jQuery Validation plugin?
From the plugin docs, it appears all you need is a required dependency callback $(selector).validate({ rules:{ Name:{ required: function(element){ return $(“#ID”).val() == 1 && $(“#IDName”).val() == 0; } }, messages:{ Name:{ required: ‘Enter an individual.’} } }) 3 solved jQuery Custom validation
Use jquery data instead: $(“#submitForm”).data(‘transaction’, transactionID); And var number_id = $(“#submitForm”).data(‘transaction’); Notice that this will not add the attribute to the DOM, if you inspect the element via the developers tool, you won’t see data-transaction, but the element will have the data referenced. Edit: Your method should also work, but as @Tushar pointed out, you … Read more
1) As per the question you’ve linked, I constructed this jsFiddle using the depends option and still see lots of issues. The rules do not seem to work at all, where both fields are always required. 2) There is a require_from_group rule included in the additional-methods.js file. The two fields must have the same class … Read more
You’re going to need to provide a lot more detail about what you’re trying to do, but I can answer your question as you’ve written it so far. Title: why does jquery validate without calling validate? .validate() is called once to initialize the plugin on the form. It is not a method for triggering validation … Read more
Are you simply asking how to validate a set of radio buttons? Since you’ve shown no code, all I can show you is how you would validate a set of radio input‘s with the plugin. Then you would dynamically add/remove rules from the corresponding inputs using the built-in rules method. Again, I’d need to see … Read more
Try this way rules:{ pwd:{ required:true //First email section }, pwd1:{ required:true,//Second email section equalTo: “#same” //Use id of the first email text box here } }, messages:{ pwd1:{ equalTo: “Must be same as above email” } } Working Example solved Email Validation using JQuery (emails matching) [closed]
Introduction Write an introduction on Using custom CSS with jQuery validation? [closed] Solution Code Solution Using custom CSS with jQuery validation? [closed] There is an option for jQuery Validate called errorClass: Use this class to create error labels, to look for existing error labels and to add it to invalid elements. All you need to … Read more