Method: String#concat

Defined in:

lib/source/ruby.rb

#concat(obj) ⇒ Object

call-seq:

str << num      -> str
str << obj      -> str
str.concat(num) -> str
str.concat(obj) -> str

Append – concatenates the given object to str. If the object is an integer between 0 and 255, it is converted to a character before concatenation.

a = 'abc'

a.concat('def')              #=> "abcdef"
a.concat(103).concat(104)    #=> "abcdefgh"

# File 'lib/source/ruby.rb', line 5530

def concat(obj)
  `this.__value__+=(typeof(obj)=='number'?String.fromCharCode(obj):obj.__value__)`
  return self
end