JQuery判断radio是否选中,获取选中值
/*---------------------------JQuery判断radio是否选中,获取选中值----------------------------------*/
其他对radio操作功能,以后在添加。直接上代码,别忘记引用JQuery包
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> < head > < meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" /> < title >JQuery radio</ title > < script type = "text/javascript" language = "javascript" src = "JavaScript/jquery-1.6.1.min.js" ></ script > < script type = "text/javascript" language = "javascript" > /*------判断radio是否有选中,获取选中的值--------*/ $(function(){ $("#btnSubmit").click(function(){ var val=$('input:radio[name="sex"]:checked').val(); if(val==null){ alert("什么也没选中!"); return false; } else{ alert(val); } var list= $('input:radio[name="list"]:checked').val(); if(list==null){ alert("请选中一个!"); return false; } else{ alert(list); } }); }); </ script > </ head > < body > < form id = "form1" > < input type = "radio" name = "sex" value = "男" />男 < input type = "radio" name = "sex" value = "女" />女 < br /> < input type = "radio" name = "list" value = "十分满意" />十分满意 < input type = "radio" name = "list" value = "满意" />满意 < input type = "radio" name = "list" value = "不满意" />不满意 < input type = "radio" name = "list" value = "非常差" />非常差 < br /> < input type = "submit" value = "submit" id = "btnSubmit" /> </ form > </ body > </ html > |