Difference between revisions of "Colors.subtract"
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{{Function | {{Function | ||
|name=colors.subtract | |name=colors.subtract | ||
| − | |args={{Type| | + | |args={{Type|number}} colors, {{Type|number}} color1, {{Type|number}} color2, … |
|api=colors | |api=colors | ||
|returns={{Type|int}} the set <var>colors</var> after removing sets <var>color1</var>, <var>color2</var>, … | |returns={{Type|int}} the set <var>colors</var> after removing sets <var>color1</var>, <var>color2</var>, … | ||
Revision as of 00:40, 12 July 2013
 Function colors.subtract | |
| Removes one or more colors (or sets of colors) from an initial set; 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(number colors, number color1, number 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 |
