QBasic 1.1: POKE Statement

Syntax

PEEK(address)
POKE address,byte%

Description / Parameter(s)

address A byte position relative to the current segment address set by DEF SEG; a value in the range 0 through 65,535.
byte% A byte value to write to the specified memory location; a value in the range 0 through 255.

Example

DEF SEG = 0 Status% = PEEK(&H417) 'Read keyboard status. POKE &H417, (Status% XOR &H40) 'Change Caps Lock state, bit 6.