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js接收表单的值,并将值拼在表单action后面

2013年10月08日 ⁄ 综合 ⁄ 共 3107字 ⁄ 字号 评论关闭

今天遇到一个问题,在form表单中有若干个input,其中有一个上传文件的input,现在需要在点击提交按钮时,将不是文件类型的input的值得到并拼成&name=value的格式加在action后面,这样就能一同传出去了

 

<form id="myform" name="myform" method="post" action="http://www.justsy.com:8080/justsy/Dolet?type=ws_justsy_webclips_policy_update" enctype="multipart/form-data">

<!-- 后台生成json -->
<script type="text/javascript">
var data = [{label:"基本信息",type:"title",tag:"h1"},
{label:"Name",type:"input",input:"text",optional:false,name:"policyName",id:"policyName",value:""},
{label:"Description",type:"input",input:"text",optional:false,name:"policyDescription",id:"policyDescription",value:""},
{label:"",type:"title",tag:"h1"},

{label:"Label(Required)",type:"input", input:"text", optional:true, name:"Label",id:"Label",value:""},
{label:"URL(Required)",type:"input", input:"text", optional:true, name:"URL",id:"URL",value:""},
{label:"Removeable",type:"input", input:"checkbox", optional:false,name:"IsRemovable",id:"IsRemovable",value:"",accept:"image/* "},
{label:"Icon",type:"input", input:"file", optional:true, name:"picurl",id:"IconFile",value:""},
{label:"Precomposed Icon",type:"input", input:"checkbox",optional:false,name:"Precomposed",id:"Precomposed",value:""},
{label:"Full screen",type:"input", input:"checkbox",optional:false,name:"FullScreen",id:"FullScreen",value:""},

{type:"hidden",name:"policyID",id:"policyID",value:""},
{type:"hidden",name:"PayloadDescription",id:"PayloadDescription",value:""},
{type:"hidden",name:"PayloadDisplayName",id:"PayloadDisplayName",value:""},
{type:"hidden",name:"PayloadIdentifier",id:"PayloadIdentifier",value:""},
{type:"hidden",name:"PayloadOrganization",id:"PayloadOrganization",value:""},
{type:"hidden",name:"PayloadType",id:"PayloadType",value:""},
{type:"hidden",name:"PayloadUUID",id:"PayloadUUID",value:""},
{type:"hidden",name:"PayloadVersion",id:"PayloadVersion",value:""},
//{type:"hidden",name:"Icon",id:"Icon",value:""},
{type:"submit",optional:true,func:""}
];
inputs(data);//在需要显示输入框的地方调用该方法
</script>

<div class="btn-bar">
<input type="button" onClick="submitForm()" value="保存">
</div>
</form>

主要js代码:

function getParams()
{
var docList=document.getElementById("inputList").getElementsByTagName("input");
var str="";
//alert(docList.length) ;
for(var i=0;i<docList.length-1;i++)
{    
    if(docList[i].getAttribute("type")=="checkbox"){
        if(docList[i].checked)
            str+=getParam(docList[i].getAttribute("name"),"1")
        else
            str+=getParam(docList[i].getAttribute("name"),"0")
    }
    else
        str+=getParam(docList[i].getAttribute("name"),docList[i].value);
}
return str;
}
function getParam(key,value)
{
    return "&"+key+"="+value;
}
function submitForm(){
   if(document.getElementById("policyID").value == "")
   {
      alert("该公司没有创建策略");
      return false;
   }
   else{
   document.getElementById("IconFile_error").innerHTML="正在提交……";
  /*获取文件上传的文件名称并且判断扩展名是否为JPG*/
   var testmsg=document.getElementById("IconFile").value;
    var filename=testmsg.replace(/.*(\/|\\)/, "");
    var fileExt=(/[.]/.exec(filename)) ? /[^.]+$/.exec(filename.toLowerCase()) : '';
      if(fileExt!='jpg'){
       document.getElementById("IconFile_error").innerHTML="";
       alert("请上传图片");   
      return false;
      }
    document.getElementById("myform").action+=getParams();
    document.getElementById("myform").submit();
    }
}

这样就能拼过去了....挺好用的....还能检验checkbox中的值...选中为1,不选中为0

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