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My BASIC Notes

PEEK
Abbreviation: P <SHIFT+E>

TYPE: Integer Function
FORMAT: PEEK(<numeric>)

Action: Returns an integer in the range of 0 to 255, which is read from a memory location. The <numeric> expression is a memory location which must be in the range of 0 to 65535. If it isn't then the BASIC error message ?ILLEGAL QUANTITY occurs.

EXAMPLES of PEEK Function:

10 PRINT PEEK(53280) AND 15 (Returns value of screen border color)
5 A%=PEEK(45)+PEEK(46)*256 (Returns address of BASIC variable table)