javascript对文件的操作

gdccx

javascript 读文件
 
<script language="javascript">function readFile(filename){ var fso = new ActiveXObject("Scripting.FileSystemObject"); var f = fso.OpenTextFile(filename,1); var s = ""; while (!f.AtEndOfStream) s += f.ReadLine()+"\n"; f.Close(); return s; }alert(readFile("c:\\abc.txt"));</script> 
javascript写文件
<script language="javascript">function writeFile(filename,filecontent){     var fso, f, s ;     fso = new ActiveXObject("Scripting.FileSystemObject");        f = fso.OpenTextFile(filename,8,true);     f.WriteLine(filecontent);       f.Close(); alert('ok'); }writeFile('c:/1234.txt','ffffff');</script> 
javascript删除文件：
<script language="javascript">var fso, f1;fso = new ActiveXObject("Scripting.FileSystemObject");f1 = fso.GetFile("c:\\1234.txt");f1.Delete();// 删除文件alert("ok");</script> 
javascript创建一个文件
<script language="javascript">var fso;// 创建FileSystemObject对象实例fso = new ActiveXObject("Scripting.FileSystemObject");// 获取Drive 对象fso.CreateFolder ("C:\\chenchunxia22o");// 创建新文件夹</script>