millfork/docs/stdlib/frequent.md

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Definitions on the following list are frequently provided by the default automatically-imported modules.

However, as they are not the part of the standard library, they might not be available on all targets:

void putchar(byte char)

Prints a single character.

Available for: all computer targets.

void new_line()

Moves the cursor to the next line.

Available for: all computer targets.

void bell()

Beeps.

Available for: Apple 2, ZX Spectrum.

void set_bg_color(byte color)

Sets the screen background color.

Available for: C64, VIC-20, C64, C264 series.

void set_border(byte color)

Sets the screen border color.

Available for: VIC-20, C64, C264 series, ZX Spectrum.

const byte black, white, red, green, blue, cyan, purple, yellow

Various colour constants.

Available for: VIC-20, C64, C264 series, ZX Spectrum.