js gets the value of the checkbox























   chestr+=str[i].value+",";
  }
}//Welcome to the webmaster special effects network, our website is www.zzjs.net, it is easy to remember, zz webmaster, js is js special effects, this site collects A large number of high-quality js codes, as well as many advertising code downloads.
if(chestr == "")
{
  alert("Please choose a hobby first~!");
}
else
{
  alert("Your first choice is: "+chestr);
}
}
</script>
<a href=" <#ZC_BLOG_HOST#>">Webmaster Special Effects Network</a>, a must-have high-quality web page special effects and advertising code for webmasters. zzjs.net, webmaster js special effects. <hr>
<!--Welcome to the Webmaster Special Effects Network. Our website collects a large number of high-quality js special effects and provides many advertising code downloads. The website address is: www.zzjs.net, [email protected], use.




  <input type="button" name="button" id="button" οnclick="checkbox()" value="提交" />
 </head>


 <body>


 function allcanl(){
var arr = document.getElementsByTagName("input");
var strs="";
for(var i=0;i<arr.length;i++){
  if(arr[i].type == "checkbox" && arr[i].checked){
       //do things
     strs=strs+arr[i].value+","; 
   }
}
  var idcards=strs.substring(0,strs.length-1);
  window.location.href="/search/carsear4/myAttention.jsp?idcards="+idcards;
 }

  
 </body>
</html>

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Origin blog.csdn.net/linwei_hello/article/details/10080693