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javascript HTML操作代码
<html> <head> <title>123123</title> <img src="/_New/_cj/myeditor/sysimage/space.gif" class="ewebeditor__script" _ewebeditor_fake_tag="script" _ewebeditor_fake_value="%3Cscript%20type%3D%22text%2Fjavascript%22%20language%3D%22javascript%22%3E%20%0D%0Afunction%20change(obj)%7B%20%0D%0AclearOption(obj)%3B%20%0D%0Afor(var%20i%3D0%3B%20i%3Cobj.options.length%3Bi%2B%2B)%7B%20%0D%0Aif(obj.options%5Bi%5D.value%20%3D%3D%20obj.value)%7B%20%0D%0Aif(obj.options%5Bi%5D.value%20!%3D%20%22%22)%7B%20%0D%0Adocument.getElementById(%22aa%22).value%20%3D%20obj.options%5Bi%5D.text%3B%20%0D%0Adocument.getElementById(%22bb%22).value%20%3D%20obj.options%5Bi%5D.value%3B%20%0D%0Adocument.getElementById(%22cc%22).value%20%3D%20i%3B%20%0D%0Aobj.options%5B0%5D.selected%20%3D%20true%3B%20%0D%0Abreak%3B%20%0D%0A%7D%20%0D%0A%7D%20%0D%0A%7D%20%0D%0A%7D%20%0D%0Afunction%20creatOptgroup(obj)%7B%20%0D%0Avar%20hiddenValue%20%3D%20document.getElementById(%22bb%22).value%3B%20%0D%0Afor(var%20i%3D0%3B%20i%3Cobj.options.length%3Bi%2B%2B)%7B%20%0D%0Aif(obj.options%5Bi%5D.value%20%3D%3D%20hiddenValue%20%26%26%20hiddenValue%20!%3D%20%22%22)%7B%20%0D%0Avar%20group%20%3D%20document.createElement(%22OPTGROUP%22)%3B%20%0D%0Agroup.label%20%3D%20obj.options%5Bi%5D.text%3B%20%0D%0Aobj.insertBefore(group%2Cobj.options(i))%3B%20%0D%0Aobj.removeChild(obj.options%5Bi%5D)%3B%20%0D%0A%7D%20%0D%0A%7D%20%0D%0A%7D%20%0D%0Afunction%20clearOption(obj)%7B%20%0D%0Aif(document.getElementById(%22bb%22).value%20!%3D%20%22%22)%7B%20%0D%0Avar%20v%20%3D%20document.getElementById(%22bb%22).value%3B%20%0D%0Avar%20t%20%3D%20document.getElementsByTagName(%22OPTGROUP%22)%5B0%5D.label%3B%20%0D%0Avar%20tmpIndex%20%3D%20document.getElementById(%22cc%22).value%3B%20%0D%0Avar%20o%20%3D%20new%20Option(t%2Cv%2Cfalse%2Cfalse)%3B%20%0D%0Aobj.insertBefore(o%2Cdocument.getElementsByTagName(%22OPTGROUP%22)%5B0%5D)%3B%20%0D%0Aobj.options%5BtmpIndex%5D.text%20%3D%20t%3B%20%0D%0Aobj.removeChild(document.getElementsByTagName(%22OPTGROUP%22)%5B0%5D)%3B%20%0D%0A%7D%20%0D%0Adocument.getElementById(%22aa%22).value%20%3D%20%22%22%3B%20%0D%0Adocument.getElementById(%22bb%22).value%20%3D%20%22%22%3B%20%0D%0Adocument.getElementById(%22cc%22).value%20%3D%20%22%22%3B%20%0D%0A%7D%20%0D%0A%3C%2Fscript%3E"> </head> <body> <form> <input type="input" id="aa" value="" readonly="readonly"/> <input type="hidden" id="bb" value="" /> <input type="hidden" id="cc" value="" /> <select style="width: 135px;" id="select" onchange="change(this);creatOptgroup(this);"> <option value="">添加到分类</option> <option value="1">礼品</option> <option value="2" >十二生肖</option> <option value="3" >十二生肖1</option> <option value="4" >十二生肖2</option> </select> <input type="button" id="del" value="删除分类" onclick="clearOption(document.getElementById('select'));"/> </form> </body> </html>
[Ctrl+A 全选 注:
如需引入外部Js需刷新才能执行
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