红宝石 |字符串 + 方法

+()是 Ruby 中的 String 类方法，用于返回一个新字符串，该字符串包含与给定字符串。

Syntax: str + other_str

Parameters: Here, str and other_str are the strings which are to be concatenated.

Returns: Returns the concatenated string.

示例 1：

#ruby 2.3.1 
     
# Ruby program to demonstrate
# the + method
     
# Taking a string and
# using the method
puts "Hello " + "Geeks!"
puts "Ruby " + "String"

输出：

Hello Geeks!
Ruby String

示例 2：

#ruby 2.3.1 
     
# Ruby program to demonstrate
# the + method
     
# Taking a string and
# using the method
puts "Hey " + "Champ"
puts "Kirti " + "Mangal"

输出：

Hey Champ
Kirti Mangal