Ruby 数组uniq()函数
Array#uniq() : uniq()是一个数组类方法,它通过删除数组中的重复值返回一个新的数组。
语法。Array.uniq()
参数。数组
返回:通过删除数组中的重复值,获得一个新的数组。
例子 #1 :
# Ruby code for uniq() method
# declaring array
a = [18, 22, 33, nil, 5, 6]
# declaring array
b = [1, 4, 1, 1, 88, 9]
# declaring array
c = [18, 22, 50, 6]
# uniq method example
puts "uniq() method form : #{a.uniq()}\n\n"
puts "uniq() method form : #{b.uniq()}\n\n"
puts "uniq() method form : #{c.uniq()}\n\n"
输出:
uniq() method form : [18, 22, 33, nil, 5, 6]
uniq() method form : [1, 4, 88, 9]
uniq() method form : [18, 22, 50, 6]
例子 #2 :
# Ruby code for uniq() method
# declaring array
a = ["abc", "nil", "dog"]
# declaring array
c = ["cat", nil]
# declaring array
b = ["cow", "gogoog", "dog"]
# uniq method example
puts "uniq() method form : #{a.uniq()}\n\n"
puts "uniq() method form : #{b.uniq()}\n\n"
puts "uniq() method form : #{c.uniq()}\n\n"
输出:
uniq() method form : ["abc", "nil", "dog"]
uniq() method form : ["cow", "gogoog", "dog"]
uniq() method form : ["cat", nil]