Terminal control/Coloured text: Difference between revisions
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=={{header|Forth}}== |
=={{header|Forth}}== |
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ANS/ISO Forth does not specify how screen color is handled. This demonstration creates a set of commands for an ANSI terminal that give the programmer control of text color. |
ANS/ISO Forth does not specify how screen color is handled. This demonstration creates a set of commands for an ANSI terminal that give the programmer control of text color. |
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< |
<lang FORTH>( ANSI terminal control lexicon Colored Text) |
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DECIMAL |
DECIMAL |
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( support routines) |
( support routines) |
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: TEXT ( color ) 30 + ATTR ; ( use: YELLOW TEXT ) |
: TEXT ( color ) 30 + ATTR ; ( use: YELLOW TEXT ) |
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: BACKGROUND ( color ) 40 + ATTR ; ( use: BLUE BACKGROUND ) |
: BACKGROUND ( color ) 40 + ATTR ; ( use: BLUE BACKGROUND ) |
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</ |
</lang> |
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With the code loaded into Forth, color control is a part of the language |
With the code loaded into Forth, color control is a part of the language |
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<lang forth>WHITE TEXT BLUE BACKGROUND ok |
<lang forth>WHITE TEXT BLUE BACKGROUND ok |
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BLUE TEXT BOLD ATTR ok |
BLUE TEXT BOLD ATTR ok |
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CYAN TEXT ok</ |
CYAN TEXT ok</lang> |
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=={{header|Fortran}}== |
=={{header|Fortran}}== |
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