mobiscroll_2.15.1

    var opt_sex = {
        theme: 'ios',
        lang: 'zh',
        formatValue: function (d) {
            return d.join(',');
        },
        customWheels: true,
        wheels: [//如果值非常多请事先按需求生成好
            [
                {
                    values: ['男', '女', ],
                    keys: [1, 2]
                }
            ],
            [
                {
                    values: [''],
                    keys: [0]
                }
            ]
        ],
        onChange: function (valueText, inst) {
            var json = eval("[" + valueText + "]");
            //cityData城市数据集 json
            var jsonmsg = cityData[json[0].keys];
            var cityValues = new Array();
            var cityKeys = new Array();
            for (var i = 1; i < jsonmsg.length; i++) {
                cityValues.push(jsonmsg[i].cityname);
                cityKeys.push(jsonmsg[i].cityid);
            }
            inst.settings.wheels[1][0].values = cityValues;
            inst.settings.wheels[1][0].keys = cityKeys;
            //通过changeWheel来实现联动效果
            sexs.mobiscroll('changeWheel', [0,1]); 

        },
        onSelect: function (valueText, inst) {
            var json = eval("[" + valueText + "]");
            $("#user_sex").val(json[0].values);
            $("#hid_sex").val(json[0].keys);
        },
        onShow: function () {
            //指定选项
            var num = $("#hid_sex").val();
            sexs.mobiscroll('selectWheel', [num], 1000, true);
        }

    };
    var sexs = $('input[data-time=sex]').mobiscroll(opt_sex);