File.ReadByte

Syntax

function File.ReadByte(F: pointer): integer

Alternative Names

Description

Reads a single byte from the given file-stream, if available, and returns it.

See also

Example

execute udsblock returns (valueout varchar(1024))

as

begin

  /* open a binary file */

  fs = File.Open('c:\data\sample.dat, __fmOpenReadWrite + __fmShareDenyWrite); 

  try

    /* read a single byte */

    bval = File.ReadByte(fs);

  finally

    File.Close(fs);

  end

end