当前位置: 首页>>代码示例 >>用法及示例精选 >>正文


Ruby Array to_a()用法及代码示例


Array#to_a():to_a()是一个数组类方法,该方法返回自身数组。

用法:Array.to_a()

参数:数组


返回:自数组表示

示例1:

# Ruby code for to_a() 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] 
  
# to_a method example 
puts "to_a() method form : #{a.to_a()}\n\n"
  
puts "to_a() method form : #{b.to_a()}\n\n"
  
puts "to_a() method form : #{c.to_a()}\n\n"

输出:

to_a() method form : [18, 22, 33, nil, 5, 6]

to_a() method form : [1, 4, 1, 1, 88, 9]

to_a() method form : [18, 22, 50, 6]


示例2:

# Ruby code for to_a() method 
  
# declaring array 
a = ["abc", "nil", "dog"] 
  
# declaring array 
c = ["cat", nil] 
  
# declaring array 
b = ["cow", nil, "dog"] 
  
  
# to_a method example 
puts "to_a() method form : #{a.to_a()}\n\n"
  
puts "to_a() method form : #{b.to_a()}\n\n"
  
puts "to_a() method form : #{c.to_a()}\n\n"

输出:

to_a() method form : ["abc", "nil", "dog"]

to_a() method form : ["cow", nil, "dog"]

to_a() method form : ["cat", nil]



相关用法


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 to_a() 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。