Indexed sequential files are supported by the standard COBOL statements for these files, and by the provision of the BTRIEVE indexed file system.
The compiled programs use video mode 12H, a graphical mode of 640 by 480 pixels, 30 text lines of 80 characters each, and 16 colours.
Two non-standard modules are included to provide the program interface to the screen.
This is the ubiquitous Hello World produced by this compiler.
And this is the program which produced it. The lines in black are specified by
the programmer; the blue lines are provided by the editor.
BUTTON AT 3438 FOR 0206.
DISPLAY FORMAT "|M1COBOL12|N Hello World|X"
This is the main screen from one of the demonstration programs, which shows many of the screen facilities available.
The COBOL12 system is contained in the download file C12Sys.Zip, about 320Kbytes. Download this file and unzip it into a temporary directory, which provides COBOL12.Zip and ReadMe.Txt. Following the instructions in ReadMe.Txt creates the directories and installs the system files.
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