jQuery validation - IP address

validation.js

//Validation
jQuery.validator.addMethod('validIP', function(value) {
    var split = value.split('.');
    if (split.length != 4) 
        return false;
            
    for (var i=0; i<split.length; i++) {
        var s = split[i];
        if (s.length==0 || isNaN(s) || s<0 || s>255)
            return false;
    }
    return true;
}, ' Invalid IP Address');


Usage:

	jQuery("#myForm").validate({
		rules: {
			name: {
                          validIP: true
                        }
		}
	}