Here Mudassar Khan has explained with an example, how to validate HTML Form using jQuery Validation plugin.
This article makes use of jQuery ValidationEngine plugin for performing validation.
jQuery ValidationEngine plugin will perform validation for various Form fields like INPUT TextBox, HTML DropDownList, etc. and the type of validations involved would be Required, Email, Password confirmation, Minimum and Maximum Length, Telephone number, Mobile Cell number, Date Format such as dd/MM/yyyy dates.