Array#shuffle():shuffle()是一个Array类方法,该方法返回一个带有自检元素的新数组。
用法:Array.shuffle()
参数:数组
返回:具有自我洗牌元素的新数组
示例1:
# Ruby code for shuffle() 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]
# shuffle method example
puts "shuffle() method form : #{a.shuffle()}\n\n"
puts "shuffle() method form : #{b.shuffle()}\n\n"
puts "shuffle() method form : #{c.shuffle()}\n\n"
输出:
shuffle() method form : [22, 5, 6, nil, 33, 18] shuffle() method form : [4, 88, 9, 1, 1, 1] shuffle() method form : [50, 18, 22, 6]
示例2:
# Ruby code for shuffle() method
# declaring array
a = ["abc", "nil", "dog"]
# declaring array
c = ["cat", nil]
# declaring array
b = ["cow", nil, "dog"]
# shuffle method example
puts "shuffle() method form : #{a.shuffle()}\n\n"
puts "shuffle() method form : #{b.shuffle()}\n\n"
puts "shuffle() method form : #{c.shuffle()}\n\n"
输出:
shuffle() method form : ["abc", "dog", "nil"] shuffle() method form : ["dog", "cow", nil] shuffle() method form : [nil, "cat"]
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注:本文由纯净天空筛选整理自mayank5326大神的英文原创作品 Ruby | Array shuffle() function。非经特殊声明,原始代码版权归原作者所有,本译文未经允许或授权,请勿转载或复制。