CRT Documentation: Reference

Crt Variables

The following variables are declared in the Delphi Crt unit.

Variable Description
CheckBreak Controls user termination of an application using the Crt window.
CheckEOF Controls the end-of-file character checking in the Crt window.
LastMode Each time TextMode is called, the current video mode is stored in LastMode.
TextAttr Stores currently selected text attributes.
WindMin, WindMax Stores the screen coordinates of the current window.

New Variables

Variable Description
BinaryWrite Determines whether special characters are processed.
CrtEventProc Allows customized handling of console events.

Obsolete Variables

These variables are obsolete and while defined, perform no function. You may change their value, but doing so will have no effect.

DirectVideo
CheckSnow