POKE Statement - Plus/4 Encyclopedia



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POKE Statement
Category Reference/Commodore Basic V3.5 Topic POKE address,value The POKE statement is used to modify the value of any memory location in RAM, and is also used to modify I/O registers. The address (in decimal format) is the memory location to be modified, from 0 to 65535. The value is the number (also in decimal format) to be placed in the memory location, from 0 to 255. These numbers can be expressed as variables or formulas. Any numbers outside the ranges specified above will cause an ?ILLEGAL QUANTITY ERROR. To read the contents of memory locations, use the PEEK function. Examples `POKE 28000,8` Places the value 8 in memory location 28000 `POKE 8000+192,9*8` Places the value 72 in memory location 8192 `POKE DEC("FF19"),DEC("32")` Changes the border color to dark red, equivalent to COLOR 4, 3, 3 Abbreviation P SHIFT+O See Also PEEK function