layui中多个下拉框动态赋值

<div class="block-header-toolbar">
         <form class="layui-form" action="" lay-filter="prg" class="queryForm">
               <label class="layui-form-label">请输入项目名称</label>
               <div class="layui-input-inline">
                    <select id="otype" name="otype" lay-verify="required" lay-search="" class="select" >
                          <option value=""></option>
                     </select>
                </div>
          </form>
</div>

　　

<div class="layui-btn-container">
         <form class="layui-form" action="" lay-filter="prg" class="queryForm">
                <div class="layui-input-inline">
                       <select id="oplatform" name="oplatform" lay-verify="required" class="select" >
                           <option value=""></option>
                       </select>
                 </div>
         </form>
</div>

　　

function initDataPushStatus(laytable) {
    let id = "pushStatusData";
    $.ajax({
        url: urlpic + "systemDataSource?deptId=4678",
        type: 'get',
        success: function (res) {
            let pushData = res.pushData
            let data = []
            let form = layui.form
            $.each(res.pushData, function (index, item) {
                // console.log(index, item, '10.14')
                $('#otype').append(new Option(item.projectName));// 下拉菜单里添加元素
            });
            let boshData = [];
            for(let key in res.platformData) {
                boshData.push({name: res.platformData[key]})
            }
            boshData.map((v,i)=>{
                $('#oplatform').append(new Option(v.name));
            })
            layui.form.render("select");
            form.render("select");
        }
    });
}