Jquery Validate :: Additional validation for different type of value check.

jquery.validate.addtional.js

$.validator.addMethod("emailFormat",
        function (value, element) {
            // return !/[0-9]*/.test(value);
            return this.optional(element) || /^([\w-\.]+@([\w-]+\.)+[\w-]{2,4})?$/.test(value);
        },
        //'Please enter a valid email address.'
        "Please enter a valid email"
        );
$.validator.addMethod("blankSpace",
        function (value, element) {
            // return !/[0-9]*/.test(value);
            if (value.trim() != value)
                return false
            else
                return true;
        },
        //'Please enter a valid email address.'
        "Blank space are not allowed in start and end"
        );


$.validator.addMethod('onecheck', function (value, ele) {
    return $(".notification:checkbox:checked").length >= 1;
}, 'Please select atleast one checkbox')

jQuery.validator.addMethod("noSpace", function (value, element) {
    return $.trim(value) != "";
}, "Space are not allowed");

$.validator.addMethod("usernameFormat", function (value, element) {
    var regexp = '^(?=.*[0-9])([a-zA-Z0-9!@#$%^&*.]+){6,}$';
    var patt = new RegExp(regexp);
    return this.optional(element) || patt.test(value);
}, "Username must be at least six characters and must include at least one number.");

$.validator.addMethod("passwordFormat", function (value, element) {
    var regexp = '^(?=.*[0-9])([a-zA-Z0-9!@#$%^&*]+){8,}$';
    var patt = new RegExp(regexp);
    return this.optional(element) || patt.test(value);
}, "Your password must be at least 8 characters long");