Sha256: 71dba82de866d880586360eb2aab25fc3c88138d70a92664a698b609e324eb25
Contents?: true
Size: 652 Bytes
Versions: 7
Compression:
Stored size: 652 Bytes
Contents
class Integer
unless method_defined?(:odd?) # 1.8.7+
# Returns true if this integer is odd, false otherwise.
#
# 2.odd? #=> false
# 3.odd? #=> true
#
# -99.odd? # -> true
# -98.odd? # -> false
#
# CREDIT: Daniel Schierbeck
def odd?
self & 1 == 1 #self % 2 == 1
end
end
unless method_defined?(:even?) # 1.8.7+
# Returns true if this integer is even, false otherwise.
#
# 2.even? #=> true
# 3.even? #=> false
#
# CREDIT: Daniel Schierbeck
def even?
self & 1 == 0 #self % 2 == 0
end
end
end
Version data entries
7 entries across 6 versions & 1 rubygems