Difference between revisions of "Bit32.lrotate"
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Revision as of 20:31, 22 January 2023
Available since: Gideros 2022.3
Class: bit32
Description
Returns a number after its bits have been rotated to the left by a given number of times.
(number) = bit32.lrotate(x,disp)
Returns the number x rotated disp bits to the left.
The number disp may be any representable integer. For any valid displacement, the following identity holds:
assert(bit32.lrotate(x, disp) == bit32.lrotate(x, disp % 32))
Negative displacements rotate to the right
Parameters
x: (number) value
disp: (number) displacement
Return values
Returns (number) result after bits left rotation
See also