| Description |
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Returns a FileStream object allowing the file specified in PathString to be read only.
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| | References | FileStream
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| Microsoft MSDN Links |
System.IO
System.IO.File
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| A simple example |
program Project1;
{$APPTYPE CONSOLE}
uses
System.IO;
var
Path : String;
Stream : System.IO.FileStream;
MyByte : Integer;
begin
// Open the file for writing
Path := 'C:\DelphiBasics.txt';
Stream := System.IO.File.OpenWrite(path);
// Write to the file
Stream.WriteByte(65); // Chr(65) = 'A'
Stream.WriteByte(66); // Chr(66) = 'B'
Stream.WriteByte(67); // Chr(67) = 'C'
// Close the file
Stream.Close;
// Re-open for reading
Stream := System.IO.File.OpenRead(Path);
// Display the contents
MyByte := Stream.ReadByte;
while MyByte >= 0 do
begin
Console.Write(Char(MyByte));
MyByte := Stream.ReadByte;
end;
// Close the stream
Stream.Close;
Console.Readline;
end.
| | Show full unit code | ABC
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