Posted in Javascript onOctober 16, 2016
如下所示:
function addDepartment() { <span style="white-space:pre"> </span>var x = document.getElementById('department'); <span style="white-space:pre"> </span>var l = x.childNodes.length; <span style="white-space:pre"> </span>var li = document.createElement("li"); <span style="white-space:pre"> </span>li.className = "list_nr_bg"; <span style="white-space:pre"> </span>li.innerHTML = "<span class='nr6'><select name='institute'><c:if test='${baseInstitutes !=null}'><c:forEach items='${baseInstitutes}' var='baseInstitute'><option value='${baseInstitute.id}'>${baseInstitute.instituteName}</option></c:forEach></c:if></select></span><span class='nr6'>专业:</span><span class='nr6'><input name='specialty' type='text'></span><span><input type='button' onclick='deleteDepartment(this)' value='删除'></span>"; <span style="white-space:pre"> </span>x.appendChild(li); } function deleteDepartment(obj) { <span style="white-space:pre"> </span>if(window.confirm("确认删除吗?")){ <span style="white-space:pre"> </span>var li = obj.parentNode.parentNode; //获得当前行 <span style="white-space:pre"> </span>var ul = li.parentNode;//获得上一级标签 <span style="white-space:pre"> </span>ul.removeChild(li); //删除当前行 <span style="white-space:pre"> </span>} else { <span style="white-space:pre"> </span>return false; <span style="white-space:pre"> </span>} }
HTML:
<ul id="department"> <span style="white-space:pre"> </span><li class="list_nr_bg"> <span style="white-space:pre"> </span><span class="nr6">所属院系:</span> <span style="white-space:pre"> </span><span><input type="button" onclick="addDepartment()" value="增加"></span> <span style="white-space:pre"> </span></li> <span style="white-space:pre"> </span><li class="list_nr_bg"> <span style="white-space:pre"> </span><span class="nr6"> <span style="white-space:pre"> </span><select name="institute"> <span style="white-space:pre"> </span><c:if test="${baseInstitutes !=null}"> <span style="white-space:pre"> </span><c:forEach items="${baseInstitutes}" var="baseInstitute"> <span style="white-space:pre"> </span><option value="${baseInstitute.id}">${baseInstitute.instituteName}</option> <span style="white-space:pre"> </span></c:forEach> <span style="white-space:pre"> </span></c:if> <span style="white-space:pre"> </span>/select> <span style="white-space:pre"> </span></span> <span style="white-space:pre"> </span><span class="nr6">专业:</span> <span style="white-space:pre"> </span><span class="nr6"><input name="specialty" type="text"></span> <span style="white-space:pre"> </span></li></ul>
以上就是小编为大家带来的JS实现动态增加和删除li标签行的实例代码全部内容了,希望大家多多支持三水点靠木~
JS实现动态增加和删除li标签行的实例代码
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