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JavaScript Tutorial/MS JScript/TextStream - История изменений
2026-04-04T13:06:38Z
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Admin: 1 версия
2010-05-26T08:24:16Z
<p>1 версия</p>
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Admin
http://wbex.ru/index.php?title=JavaScript_Tutorial/MS_JScript/TextStream&diff=8398&oldid=prev
в 18:52, 25 мая 2010
2010-05-25T18:52:56Z
<p></p>
<p><b>Новая страница</b></p><div>== TextStream==<br />
<br />
<p>The TextStream object is created by calling the CreateTextFile() method of the FileSystemObject object.</p><br />
<p>Methods and Properties of the TextStream Object</p><br />
Method/Property<br />
Description<br />
Close()<br />
Closes the file<br />
Read()<br />
Reads in a specified number of characters<br />
ReadAll()<br />
Reads the entire file<br />
ReadLine()<br />
Reads a line of the file up to the newline character<br />
Skip()<br />
Skips the specified number of characters<br />
SkipLine()<br />
Skips the next line when reading the file<br />
Write()<br />
Writes a string to the file<br />
WriteBlankLines()<br />
Writes the specified number of blank lines to the file<br />
WriteLine()<br />
Writes a string followed by a newline character to the file<br />
AtEndOfLine<br />
Returns true if the pointer is immediately before the end-of-line marker<br />
AtEndOfStream<br />
Returns true if the pointer is at the end of the file<br />
Column<br />
Returns the column number of the current pointer position<br />
Line<br />
Returns the line number of the current pointer position<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject")<br />
var myTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 2, true)<br />
myTextStream.Write("Hello, World!");<br />
myTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.AtEndOfLine==<br />
<br />
<p>The AtEndOfLine property returns true when the end of a line in a text line is found.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject");<br />
var myInputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 1, true);<br />
var myOutputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test2.txt", 2, true);<br />
while(!myInputTextStream.AtEndOfLine){<br />
myOutputTextStream.Write(myInputTextStream.Read(1));<br />
}<br />
myInputTextStream.Close();<br />
myOutputTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.AtEndOfStream==<br />
<br />
<p>The AtEndOfStream property returns true when the end of a line in a text file is found.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject");<br />
var myInputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 1, true);<br />
var myOutputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test2.txt", 2, true);<br />
while(!myInputTextStream.AtEndOfStream){<br />
myOutputTextStream.Write(myInputTextStream.Read(1));<br />
}<br />
myInputTextStream.Close();<br />
myOutputTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.Close()==<br />
<br />
<p>The Close() method closes the previously opened file.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject");<br />
var myTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 1, true);<br />
myTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.Column==<br />
<br />
<p>The Column property returns the column number of the current pointer position.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject");<br />
var myInputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 1, true);<br />
var myOutputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test2.txt", 2, true);<br />
while(!myInputTextStream.AtEndOfStream){<br />
myOutputTextStream.Write(myInputTextStream.Column + ": ");<br />
myOutputTextStream.WriteLine(myInputTextStream.Read(1));<br />
}<br />
myInputTextStream.Close();<br />
myOutputTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.Line==<br />
<br />
<p>The Line property returns the line number of the current pointer position.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject");<br />
var myInputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 1, true);<br />
var myOutputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test2.txt", 2, true);<br />
<br />
while(!myInputTextStream.AtEndOfStream){<br />
myOutputTextStream.Write(myInputTextStream.Line + ": ");<br />
myOutputTextStream.WriteLine(myInputTextStream.Read(1));<br />
}<br />
myInputTextStream.Close();<br />
myOutputTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.Read()==<br />
<br />
<p>Syntax</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
textstream.Read(num)</source><br />
<br />
<br />
<br />
== TextStream.ReadAll()==<br />
<br />
<p>The ReadAll() method reads the entire text file.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject");<br />
var myInputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 1, true);<br />
var myOutputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test2.txt", 2, true);<br />
while(!myInputTextStream.AtEndOfStream){<br />
myOutputTextStream.Write(myInputTextStream.ReadAll());<br />
}<br />
myInputTextStream.Close();<br />
myOutputTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.ReadLine()==<br />
<br />
<p>The ReadLine() method reads a line from a text file up to a newline character.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject");<br />
var myInputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 1, true);<br />
var myOutputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test2.txt", 2, true);<br />
while(!myInputTextStream.AtEndOfStream){<br />
myOutputTextStream.WriteLine(myInputTextStream.ReadLine());<br />
}<br />
myInputTextStream.Close();<br />
myOutputTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.Skip()==<br />
<br />
<p>Syntax</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
textstream.Skip(num)</source><br />
<br />
<br />
<br />
== TextStream.SkipLine()==<br />
<br />
<p>The SkipLine() skips the next line.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject");<br />
var myInputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 1, true);<br />
var myOutputTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test2.txt", 2, true);<br />
myInputTextStream.SkipLine();<br />
while(!myInputTextStream.AtEndOfStream){<br />
myOutputTextStream.Write(myInputTextStream.Read(1));<br />
}<br />
myInputTextStream.Close();<br />
myOutputTextStream.Close();<br />
--><br />
</script><br />
</html></source><br />
<br />
<br />
<br />
== TextStream.Write()==<br />
<br />
<p>Syntax</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
textstream.Write(string)</source><br />
<br />
<br />
<br />
== TextStream.WriteBlankLines()==<br />
<br />
<p>Syntax</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
textstream.WriteBlankLines(num)</source><br />
<br />
<br />
<br />
== TextStream.WriteLine()==<br />
<br />
<p>The WriteLine() method writes a string followed by a newline to the text file.</p><br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<script language="JScript"><br />
<!--<br />
var myFileSysObj = new ActiveXObject("Scripting.FileSystemObject")<br />
var myTextStream = myFileSysObj.OpenTextFile("c:\\temp\\test.txt", 2, true)<br />
myTextStream.WriteLine("Hello, World!");<br />
myTextStream.Close();<br />
--><br />
</script><br />
</html></source></div>