javascript 文件操作

javascript 文件操作

  

   目录:

javascript读取本地文件
javascript新建文件
字符串spilt函数


程序
javascript读取本地文件

   <!
   DOCTYPE HTML PUBLIC 
   "
   -//W3C//DTD HTML 4.01 Transitional//EN
   "
    
   "
   http://www.w3.org/TR/html4/loose.dtd
   "
   >
   

   <
   html
   >
   
 
   <
   head
   >
   
 
   <
   title
   >
    New Document 
   <
   /
   title>
   

    
   <
   meta name
   =
   "
   Generator
   "
    content
   =
   "
   EditPlus
   "
   >
   
 
   <
   meta name
   =
   "
   Author
   "
    content
   =
   ""
   >
   
 
   <
   meta name
   =
   "
   Keywords
   "
    content
   =
   ""
   >
   
 
   <
   meta name
   =
   "
   Description
   "
    content
   =
   ""
   >
   
 
   <
   script type
   =
   "
   text/javascript
   "
   >
   
 
   <!--
   
 
   function
    ReadTxt(file,oTxt){ 
 
   var
    path
   =
   file.value ;
 
   var
    fso
   =
   new
    ActiveXObject( 
   "
   Scripting.FileSystemObject
   "
   ); 
 
   var
    f
   =
   fso.OpenTextFile(path,
   1
   ); 
 oTxt.value
   =
   f.ReadAll(); 
   //
   document.write(f.ReadAll());
   

    }
 
   //
   -->
   

    
   <
   /
   script>
   

    
   <
   /
   head>
   

    
   <
   body
   >
   
 
   <
   form
   >
    

   <
   input type
   =
    
   "
   file
   "
    name
   =
    
   "
   file1
   "
   >
    
   <
   input type
   =
   button onclick
   =
    
   "
   ReadTxt(file1,txt)
   "
    value
   =
    
   "
   Read
   "
   >
    
   <
   br
   ><
   br
   ><
   br
   >
   

   <
   textarea rows
   =
   "
   10
   "
    cols
   =
   "
   100
   "
    name
   =
    
   "
   txt
   "
   >
    
   <
   /
   textarea> 
   

   <
   /
   form> 
   

    
   <
   /
   body>
   

   <
   /
   html>
   

   


javascript新建文件

   <!
   DOCTYPE HTML PUBLIC 
   "
   -//W3C//DTD HTML 4.01 Transitional//EN
   "
    
   "
   http://www.w3.org/TR/html4/loose.dtd
   "
   >
   

   <
   html
   >
   
 
   <
   head
   >
   
 
   <
   title
   >
    New Document 
   <
   /
   title>
   

    
   <
   meta name
   =
   "
   Generator
   "
    content
   =
   "
   EditPlus
   "
   >
   
 
   <
   meta name
   =
   "
   Author
   "
    content
   =
   ""
   >
   
 
   <
   meta name
   =
   "
   Keywords
   "
    content
   =
   ""
   >
   
 
   <
   meta name
   =
   "
   Description
   "
    content
   =
   ""
   >
   
 
   <
   script type
   =
   "
   text/javascript
   "
   >
   
 
   <!--
   

   function
    buildnew(){

   var
    fso
   =
   new
    ActiveXObject( 
   "
   Scripting.FileSystemObject
   "
   ); 

   var
    f1 
   =
    fso.createtextfile(
   "
   d:\\new.txt
   "
   ,
   true
   );
}
 
   //
   -->
   

    
   <
   /
   script>
   

    
   <
   /
   head>
   

    
   <
   body
   >
   
 
   <
   form
   >
    
 
   <
   input type
   =
   button onclick
   =
    
   "
   buildnew()
   "
    value
   =
    
   "
   new
   "
   >
    

   <
   /
   form> 
   

    
   <
   /
   body>
   

   <
   /
   html>
   

   

字符串spilt函数

   <!
   DOCTYPE HTML PUBLIC 
   "
   -//W3C//DTD HTML 4.01 Transitional//EN
   "
    
   "
   http://www.w3.org/TR/html4/loose.dtd
   "
   >
   

   <
   html
   >
   
 
   <
   head
   >
   
 
   <
   title
   >
    New Document 
   <
   /
   title>
   

    
   <
   meta name
   =
   "
   Generator
   "
    content
   =
   "
   EditPlus
   "
   >
   
 
   <
   meta name
   =
   "
   Author
   "
    content
   =
   ""
   >
   
 
   <
   meta name
   =
   "
   Keywords
   "
    content
   =
   ""
   >
   
 
   <
   meta name
   =
   "
   Description
   "
    content
   =
   ""
   >
   
 
   <
   script type
   =
   "
   text/javascript
   "
   >
   
 
   <!--
   

   function
    buildnew(){

   var
    str
   =
   "
   How are you doing today?
   "
   

document.write(str.split(
   "
    
   "
   ) 
   +
    
   "
   <br />
   "
   )
document.write(str.split(
   ""
   ) 
   +
    
   "
   <br />
   "
   )
document.write(str.split(
   "
    
   "
   ,
   3
   ))
}
 
   //
   -->
   

    
   <
   /
   script>
   

    
   <
   /
   head>
   

    
   <
   body
   >
   
 
   <
   form
   >
    
 
   <
   input type
   =
   button onclick
   =
    
   "
   buildnew()
   "
    value
   =
    
   "
   new
   "
   >
    

   <
   /
   form> 
   

    
   <
   /
   body>
   

   <
   /
   html>