- //第几个没有选?????
- <input?type="checkbox"?name="checkbox1"?checked>?????
- <input?type="checkbox"?name="checkbox1">?????
- <input?type="checkbox"?name="checkbox1"?checked>?????
- <input?type="checkbox"?name="checkbox1">?????
- <input?type="checkbox"?name="checkbox1">?????
- <script?language=javascript>?????
- function?check(obj)?????
- {?????
- ????
- for(i=0;i<document.all(obj).length;i++)?????
- {?????
- if(!document.all(obj)[i].checked)alert("第"+(i+1)+"个没有选择")?????
- }?????
- }?????
- </script>?????
- <input?type=button?onclick="check('checkbox1')"?value="检测">?????
- ????
- ????
- //一个也没有选?????
- ????
- ????
- <input?type="checkbox"?name="test">?????
- <input?type="checkbox"?name="test">?????
- <input?type="checkbox"?name="test">?????
- <input?type="checkbox"?name="test">?????
- <input?type="checkbox"?name="test">?????
- <Script?Language="JavaScript">?????
- function?check(obj){?????
- for(i=0;i<document.all(obj).length;i++){?????
- if(document.all(obj)(i).checked){?????
- return;?????
- }?????
- }?????
- window.alert('一个也没有选!');?????
- }?????
- </Script>?????
- <input?type=button?onclick="check('test');"?value="检测">?????
- ??
- //第几个没有选??
- <input?type="checkbox"?name="checkbox1"?checked>??
- <input?type="checkbox"?name="checkbox1">??
- <input?type="checkbox"?name="checkbox1"?checked>??
- <input?type="checkbox"?name="checkbox1">??
- <input?type="checkbox"?name="checkbox1">??
- <script?language=javascript>??
- function?check(obj)??
- {??
- ??
- for(i=0;i<document.all(obj).length;i++)??
- {??
- if(!document.all(obj)[i].checked)alert("第"+(i+1)+"个没有选择")??
- }??
- }??
- </script>??
- <input?type=button?onclick="check('checkbox1')"?value="检测">??
- ??
- ??
- //一个也没有选??
- ??
- ??
- <input?type="checkbox"?name="test">??
- <input?type="checkbox"?name="test">??
- <input?type="checkbox"?name="test">??
- <input?type="checkbox"?name="test">??
- <input?type="checkbox"?name="test">??
- <Script?Language="JavaScript">??
- function?check(obj){??
- for(i=0;i<document.all(obj).length;i++){??
- if(document.all(obj)(i).checked){??
- return;??
- }??
- }??
- window.alert('一个也没有选!');??
- }??
- </Script>??
- <input?type=button?onclick="check('test');"?value="检测">???
- ??
- ??
- ??
- Java代码???
- <script?language="javascript">?????
- function?checkme()?????
- {?var?checkmemberid;//定义团员?????
- var?checkcontentid;//定义文章?????
- ???checkmemberid=false;?????
- ???checkcontentid=false;?????
- //判断团员是否选中?????
- ?if?(document.all.memberid.checked==true)//只有一个单选钮的情况?????
- ??{??????
- ????checkmemberid=true;?????
- ?????????
- ??}?????
- for(i=0;i<document.all.memberid.length;i++)//有一组单选钮的情况?????
- {?????
- if(document.all.memberid(i).checked)?????
- {?????
- checkmemberid=true;??????
- }?????
- }?????
- //判断文章是否选中?????
- if?(document.all.contentid.checked==true)//只有一个单选钮的情况?????
- ???{??????
- ????checkcontentid=true;?????
- ???}?????
- for(i=0;i<document.all.contentid.length;i++)//有一组单选钮的情况?????
- {?????
- if(document.all.contentid(i).checked)?????
- {?????
- checkcontentid=true;??????
- }?????
- }??????
- //将结果返回?????
- if?(checkmemberid==false)?????
- ???{?window.alert("请选择团员!");?????
- ????return?false;?????
- ???}?????
- else?if(checkcontentid==false)?????
- {?????
- ????window.alert("请选择文章!");?????
- ????return?false;?????
- }?????
- return?true;?????
- ????
- ????
- }?????
- ????
- ????
- </script> ? ?