COLOR

COLOR

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COLOR [foreground] [, [background] [, border]]

Changes the current foreground and background attributes. All new characters printed will take the newly set attributes. Existing characters on the screen are not affected.

Parameters

• foreground is a numeric expression in [0 to 15]. This specifies the new foreground attribute.
• background is a numeric expression in 0 to 15. This specifies the new background attribute.
• border is a numeric expression in [0 to 15] specifying the border attribute. It is taken MOD 8: Values 8 to 15 produce the same colour as 0 to 7.

Errors

• Any of the parameters has a string value: Type mismatch.
• Any of the parameters is not in [-32768 to 32767]: Overflow.
• foreground is not in [0 to 31], background is not in [0 to 15] or border is not in [0 to 15]: Illegal function call.
• Statement is used in SCREEN 2: Illegal function call.