Ruby | String << Method

<<() is a String class method in Ruby which is used to append the given object to the string. If the object is an integer, then by default it is considered a codepoint and converted to a character before being appended.

Syntax: str << "object"

Parameters: Here, str is the specified string and object is appended to the string.

Returns: Appended string.

Example 1:

#ruby 2.3.1

# Ruby program to demonstrate
# the << method

# Taking a string and
# using the method
puts "Hey " << "Champ"
puts "Kirti " << 33

Output:

Hey Champ
Kirti !

Example 2:

#ruby 2.3.1

# Ruby program to demonstrate
# the << method

# Taking a string and
# using the method
puts "Ruby " << "String"
puts "Hello " << "Geeks!"

Output:

Ruby String
Hello Geeks!

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