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instance method

Module#instance_method

(::interned name) -> ::UnboundMethod

mod.instance_method(symbol) → unbound_method

static VALUE
rb_mod_instance_method(VALUE mod, VALUE vid)
{
    ID id = rb_check_id(&vid);
    if (!id) {
        rb_method_name_error(mod, vid);
    }
    return mnew_unbound(mod, id, rb_cUnboundMethod, FALSE);
}

Returns an UnboundMethod representing the given instance method in mod. See UnboundMethod about how to utilize it

Example

class Person
  def initialize(name)
    @name = name
  end

  def hi
    puts "Hi, I'm #{@name}!"
  end
end

 dave = Person.new('Dave')
 thomas = Person.new('Thomas')

 hi = Person.instance_method(:hi)
 hi.bind_call(dave)
 hi.bind_call(thomas)

produces:

Hi, I'm Dave!
Hi, I'm Thomas!

See also #inspect #instance_methods #included_modules #method_added also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0

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