Difference between revisions of "Colors.subtract"
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|name=colors.subtract | |name=colors.subtract | ||
|args=[[int (type)|int]] colors, [[int (type)|int]] color1, [[int (type)|int]] color2, … | |args=[[int (type)|int]] colors, [[int (type)|int]] color1, [[int (type)|int]] color2, … | ||
| − | |api= | + | |api=colors |
|returns=[[int (type)|int]] the set <var>colors</var> after removing sets <var>color1</var>, <var>color2</var>, … | |returns=[[int (type)|int]] the set <var>colors</var> after removing sets <var>color1</var>, <var>color2</var>, … | ||
|addon=ComputerCraft | |addon=ComputerCraft | ||
Revision as of 19:46, 21 April 2013
 Function colors.subtract | |
| Computes the difference of a set by removing colors from it; each parameter beyond the first may be a single color or may be a set of colors (in the latter case, all colors in the set are removed from the original set) | |
| Syntax | colors.subtract(int colors, int color1, int color2, …) |
| Returns | int the set colors after removing sets color1, color2, … |
| Part of | ComputerCraft |
| API | colors |
Examples
 Example | |
| Beginning with white, magenta, and light blue, remove magenta to yield 9 (the bitwise combination of white and light blue) | |
| Code |
print(colors.subtract(colors.combine(colors.white, colors.magenta, colours.lightBlue), colors.magenta)) |
| Output | 9 |
