OpenBinaryWriter(FileName: String; Truncate: Boolean): IBinaryWriter;
FileName - path and name of the file that must be opened.
Truncate - parameter that determines whether a file is cleared during opening. True if it is.
The OpenBinaryWriter method opens a file for writing in a binary format and puts a cursor to the beginning of a file.
Sub Main;
Var
BinW: IBinaryWriter;
Begin
If File.Exists("c:\New_folder\1.txt") Then
BinW:=File.OpenBinaryWriter("c:\New_folder\1.txt",True);
BinW.WriteDateTime(DateTime.Now);
End If;
End Sub Main;
After executing the example the current date and time converted into binary format are written to the 1.txt file. The file is overwritten.
See also: