Use jQueryvalidate to verify a single registry instance demo _ jquery

Validation is the jQuery plug-in. The method provided can greatly simplify the verification form work. Next, we will introduce the usage method in detail. If you are interested, refer to HA Validation as the jQuery plug-in, the provided method can greatly simplify the verification form work, and the function is also general enough. Rules is also simple enough and easy to use. For example, verify the registry form with validation.

First, determine the purpose of verification:
1. required items cannot be blank
2. the registered user name must be 6-12 characters long
3. Qualified email format
4. The password must be 6-18 characters long
5. confirm that the password must be consistent with the password

OK. The goal is clear. Opening scene

The Code is as follows: