IBinaryWriter.WriteDouble

Syntax

WriteDouble(Value: Double);

Parameters

Value — real number that must be written.

Description

The WriteDouble method writes a real number into a binary file.

Example

Executing the example requires the 1.dat binary file to be present in the root of the disc C.

Sub Main;

Var

File1: IFileInfo;

BinW: IBinaryWriter;

Begin

File1:=New FileInfo.Attach("c:\1.dat");

If File1.Exists Then

BinW:=File1.OpenBinaryWriter(True);

BinW.WriteDouble(3.14);

End If;

Dispose File1;

End Sub Main;

After executing the example the number 3.14 is written into the 1.dat binary file.

See also:

IBinaryWriter