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mortenpi/bit.jl

Created September 28, 2015 14:54
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Get the nth bit of a number in Julia.
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bit.jl
# Gets the Nth bit of m
function bit(N, m)
m & (1<<(N-1)) >> (N-1)
end
@show [bit(n,0) for n=1:5]
@show [bit(n,1) for n=1:5]
@show [bit(n,2) for n=1:5]
@show [bit(n,3) for n=1:5]
@show [bit(n,5) for n=1:5]
@show [bit(n,15) for n=1:5]
@show [bit(n,16) for n=1:5]
@show [bit(n,31) for n=1:5]
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