18.5.1. atendofline属性html

javascript即用即差核心对象手册

<form>
   打开文件<input type="file" name="strfile"  onChange="readFile()"/>
   <div id="txt"></div>
</form>
<script>
   function readFile()
   {
        var oFso=new ActiveXObject("Scripting.FileSystemObject");
		var strFile=document.forms[0].strfile.value;
        var oStream=oFso.OpenTextFile(strFile);
		while(!oStream.AtEndOfLine)
		  {
		     char=oStream.Read(1);
			 document.all("txt").innerText+=char;
		  }
   }
</script>