frag.appendChild(option);//将设置好的 option插入文档片段。} reg_select.appendChild(frag);//循环结束后一次性,将文档片段插入制定的dom中
functionselect_value(id,value){//按照option的值来选择selectdom=document.getElementById(id); option=selectdom.getElementsByTagName("option");for(vari=0;i<option.length;i++){if(option[i].value==value){ selectdom.selectedIndex=i;break; } }}functionselect_text(id,text){//按照option的文本来...
<select id=”test” name=””> <option value=”1″>text1</option> <option value=”2″>text2</option> </select> code: 一:javascript原生的方法 1:拿到select对象: var myselect=document.getElementById(“test”); 2:拿到选中项的索引:var index=myselect.selectedIndex ; // selectedIndex代表的...
if (jsSelectIsExitItem(objSelect, objItemValue)) { alert("该Item的Value值已经存在"); } else { var varItem = new Option(objItemText, objItemValue); objSelect.options.add(varItem); alert("成功加入"); } } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17...
对于以下select标签,获取当前选择的值得方式如下: <select id="test" name=""> <option value="1">text1</option> <option value="2">text2</option> </select> code: 一:javascript原生的方法 1:拿到select对象: var myselect=document.getElementById("test"); ...
If you would like to use them just specify a selector option. 方法 $().popover(options) 对一组页面元素初始化弹出提示。 .popover('show') 打开某个页面元素的弹出提示。 $('#element').popover('show') .popover('hide') 隐藏某个页面元素的弹出提示。 $('#element').popover('hide') .popover...
is 0-based.但是第0项是“请选择省份-- ” --> <select name="select" id="province" onchange="setCity(this.selectedIndex);"> <option value="0">请选择省份--</option> </select> <select name="select2" id="city"> <option value="0">请选择城市--</option> </select> </BODY> </HTML...
For data attributes, append the option name to data-, as in data-parent="". Nametypedefaultdescription parent selector false If a selector is provided, then all collapsible elements under the specified parent will be closed when this collapsible item is shown. (similar to traditional accordion...
Tooltips that use delegation (which are created using the selector option) cannot be individually destroyed on descendant trigger elements. $('#element').tooltip('destroy') Events Event TypeDescription show.bs.tooltip This event fires immediately when the show instance method is called. shown.bs....
For data attributes, append the option name to data-, as in data-parent="". Nametypedefaultdescription parent selector false If a selector is provided, then all collapsible elements under the specified parent will be closed when this collapsible item is shown. (similar to traditional accordion...