判断上传文件类型的js代码
完整代码如下。
//判断文件类型
function changeType(objFile) {
var objtype=objFile.substring(objFile.lastIndexOf(".")).toLowerCase();
var fileType=new Array(".ad",".adprototype",".asa",".asax",".ascx",".ashx",".asmx",".asp",".aspx",".axd",".browser",".cd",".cdx",".cer",".compiled",
".config",".cs",".csproj",".dd",".exclude",".idc",".java",".jsl",".ldb",".ldd",".lddprototype",".ldf",".licx",".master",
".mdb",".mdf",".msgx",".refresh",".rem",".resources",".resx",".sd",".sdm",".sdmdocument",".shtm",".shtml",
".sitemap",".skin",".soap",".stm",".svc",".vb",".vbproj",".vjsproj",".vsdisco",".webinfo");
for(var i=0; i<fileType.length; i++){
if(objtype==fileType[i])
{
return false;
break;
}
}
return true;
}
//设置上传按钮是否启用
function changeAble(objFile)
{
document.getElementById("fup").disabled=true;
if(!changeType(objFile))
{
alert("请不要上传非法类型的文件!");
document.getElementById("fup").disabled=true;
}
else
{
document.getElementById("fup").disabled=false;
}
}
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