jquery - Using has() in a validation form -

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hi guys i'm trying validate form, 1 of fields url , rules far are:

 rules: {                 url: { required: true, url: true},                 name: { required: true },                 provider: { required: true }             }

i use url:has(http) within rules check existence of protocol. how achieve this?

try

$.validator.addmethod("checkurl", function(value, element) {     var return_val = null;     var message = null;     var reg = /http(s?):\/\/www/;      if (!reg.test($(element).val()))     {         return_val = false;         message = "false message";     }     else     {         return_val = true;         message = "";     }     jquery.validator.messages.checkurl = message;     return return_val; }, jquery.validator.messages.checkurl);

use 

rules: {     url: { required: true, checkurl: true},     name: { required: true },     provider: { required: true } }

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