jquery 纯JS设置select下拉框，并默认选中第一个

//html页面
<select id="payWay" class="easyui-combobox"
                                    name="payWay" style="width: 100%;"
                                    data-options="required:true,editable:false">
                                </select>

 

 

 

//JS文件
function getPayedWay(){
    $.ajax({
        type : "GET",
        url : top.baseUrl + "auction/settlement_bail/get/payed/type",
        data : null,
        dataType : \'json\',
        success : function(result) {
            var typeStr = \'\';
            $.each(result, function(index, temp) {
                    typeStr += \'<option value=\' + temp.id + \'>\' + temp.name
                    + \'</option>\';
            });
            $(\'#payWay\').html(typeStr);
            $(\'#payWay\').combobox({});
            var data = $(\'#payWay\').combobox(\'getData\');
            $("#payWay").combobox(\'select\',data[0].value);
        },
        error : function(result) {

        }
    });
}