$("#submit").click(function(){ });
?JSP --常用功能--
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一、单选 Radio 默认选中
<TR class="tab"> <TD colspan="4"> <input type="text" name="goround" id="goround" value="${goround}"> <input type="radio" name="gr" id="gr1" value="1" onclick="funsGr('1')"> 单 程 <input type="radio" name="gr" id="gr2" value="2" onclick="funsGr('2')"/> 来 回 程 </TD> </TR>
?? js:默认选中:
if($('#goround').val()==''){ $('#goround').val('1'); $("#gr1").attr("checked",true); }
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二、DIV:
<div style="margin-top:30px;"></div> <div id="golabel" style="margin-bottom:1px;display:none">去程:</div> <div id="norecord" style="margin-bottom:1px;display:none">系统搜索不到该数据,请重新查询!</div> <div id="maingrid" style="margin-top:1px;"></div> <div style="margin-top:30px;"></div> <div id="goroundlabel" style="margin-bottom:1px;display:none">回程:</div> <div id="goroundgrid" style="margin-top:1px;"></div>
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一、获取表单selected选中文本内容 var mykindtxt=$("#kind option:selected").text(); 二、获取单选按钮的值 var valradio = $("input[@type=radio][@checked]").val(); 三、获取复选框的值 var checkboxval = $("#checkbox_id").attr("value"); 四、获取下拉列表选中的值 var selectval = $('#select_id').val(); 五、多选框checkbox if($("#chk_id").attr('checked')==undefined) //判断是否已经选中 六、单选组radio 设置value=10的单选按钮为当前选中项: $("input[@type=radio]").attr("checked",'10'); 七、下拉框select 设置value=test的项目为当前选中项: $("#select_id").attr("value",'test'); 添加下拉框的option: $("<option value='test'>test</option><option value='test2'>test2</option>").appendTo("#select_id") 清空下拉框: $("#select_id").empty(); 八、下拉框select JSP: <select id="selectId"><option value="biuuu_s1">s1</option> <option value="biuuu_s2">s2</option> <option value="biuuu_s3">s3</option> <option value="biuuu_s4">s4</option> </select> js: var selectedObj = $("#selectId option:selected");//获取当前selected的值 var selected = selectedObj.get(0).value; 九、checkbox组: <input type="checkbox" name="checkboxId" value="biuuu_c1" />c1 <input type="checkbox" name="checkboxId" value="biuuu_c2" />c2 <input type="checkbox" name="checkboxId" value="biuuu_c3" />c3 <input type="checkbox" name="checkboxId" value="biuuu_c4" />c4 <input type="button" id="cButtonId" value="获取checkbox值" /><span id="cResult"></span> js: var Check = ''; var checkedObj = $("[name='checkboxId'][@checked]");//获取当前checked的value值 如果选中多个则循环 checkedObj.each(function(){ var isCheck = this.value;Check += isCheck; }); 十、radio组: <input type="radio" name="radioId" value="biuuu_r1" />r1 <input type="radio" name="radioId" value="biuuu_r2" />r2 <input type="radio" name="radioId" value="biuuu_r3" />r3 <input type="button" id="rButtonId" value="获取radio值" /><span id="rResult"></span> js: var radioObj = $("[name='radioId'][@checked]");//获取当前checked的value值 var radio = radioObj.get(0).value; 十一、
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一、绑定按钮的js方法:
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