VDU 28 (changes)

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VDU 28 (&1C)

Use

Enables definition of text window, i.e. area of screen to which future text is written (rather than being written anywhere on the screen).

Syntax

VDU 28,lx;by;rx;ty;

Parameters

Notes

Four coordinates are given as character positions, with the origin being 0,0 at the top left of the screen. Maximum values depend on the current screen mode.

See also

• VDU 23
• VDU 31