Quickly learn about jQuery in the jquery plug-in. validate. the use of js Form Verification plug-ins is one of the oldest jQuery plug-ins. It has been verified by different projects around the world and has been well received by many Web developers, if you are interested, you can refer to form verification, which is the most common use of JavaScript. jQuery, as an excellent JavaScript library, also provides an excellent form verification plug-in-Validation. Validation is one of the oldest jQuery plug-ins. It has been verified by different projects around the world and has been well received by many Web developers. As a standard Validation repository, Validation has the following features:
- 1. built-in verification rules: there are 19 built-in verification rules, including mandatory, number, Email, URL, and credit card number.
- 2. Custom verification rules: You can easily customize verification rules.
- 3. Simple and powerful verification information prompt: The verification information prompt is displayed by default, and you can customize to overwrite the default prompt information.
- 4. Real-time verification: verification may be triggered by keyup or blur events, not just when the form is submitted.
Usage:
1. Introduce the jQuery library and Validation plug-in
