Ruby 数组类的hash()函数
hash()是一个数组类的方法,用于返回数组元素的哈希代码。
语法。Array.hash()
参数。数组
返回:数组元素的哈希代码
例子 #1 :
# Ruby code for hash() method
# declaring array
a = [18, 22, 33, nil, 5, 6]
# declaring array
b = [1, 4, 1, 1, 88, 9]
# declaring array
c = [18, 22, nil, nil, 50, 6]
# hash
puts "hash : #{a.hash()}\n\n"
# hash
puts "hash : #{b.hash()}\n\n"
# hash
puts "hash : #{c.hash()}\n\n"
输出:
hash : -3805173463885397242
hash : -3482831379078826561
hash : 3717028813045766545
例子 #2 :
# Ruby code for hash() method
# declaring array
a = ["abc", "nil", "dog"]
# declaring array
b = ["cow", nil, "dog"]
# declaring array
c = ["cat", nil, nil]
# hash
puts "hash : #{a.hash()}\n\n"
# hash
puts "hash : #{b.hash()}\n\n"
# hash
puts "hash : #{c.hash()}\n\n"
输出:
hash : 4497783236510199145
hash : -3150640773314608759
hash : -2168259577729813344