Difference between revisions of "Colors.subtract"

Latest revision as of 00:44, 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	number the set `colors` after removing sets `color1`, `color2`, …
Part of	ComputerCraft
API	colors

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

@@ Line 2: / Line 2: @@
 {{Function
 |name=colors.subtract
-|args=[[int (type)|int]] colors, [[int (type)|int]] color1, [[int (type)|int]] color2, …
+|args={{Type|number}} colors, {{Type|number}} color1, {{Type|number}} color2, …
 |api=colors
-|returns=[[int (type)|int]] the set <var>colors</var> after removing sets <var>color1</var>, <var>color2</var>, …
+|returns={{Type|number}} the set <var>colors</var> after removing sets <var>color1</var>, <var>color2</var>, …
 |addon=ComputerCraft
-|desc=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)
+|desc=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).
 |examples=
 {{Example