html label-标签

input

/** * input label *     http://www.w3school.com.cn/tags/tag_input.asp */function testInputLabel(){    debugger;    var inputLabel = document.getElementById("inputElm");    console.log(inputLabel.value);}

select

<div>    <select id="deviceSel" title="列表" class="select-label-style0">    <option value="v01">s01</option>    <option value="v02">s02</option>    <option value="v03">s03</option>    </select></div>var deviceSel = document.getElementById("deviceSel");/** * selcet label * http://www.w3school.com.cn/tags/tag_input.asp */function testSelectLabel() {    debugger;    console.log(deviceSel.selectedIndex);// index    console.log(deviceSel.value);// value    console.log(deviceSel.childNodes[1].innerText);// s03}