jq驗證碼倒計時

 

var v = {
    code: $('.getcode'),
};

$('.getcode').click(function(){
    var time = 10;
    var id = setInterval(function(){
        if(time == 1){
            v.code.val('發送驗證碼').removeAttr('disabled');
            clearInterval(id);return false;
        }
        v.code.val(--time);
        v.code.attr('disabled', 'disabled');
    }, 1000);
});