Method: Range#entries

Defined in:
range.c

#to_a ⇒ Array

Returns an array containing the elements in self, if a finite collection; raises an exception otherwise.

(1..4).to_a     # => [1, 2, 3, 4]
(1...4).to_a    # => [1, 2, 3]
('a'..'d').to_a # => ["a", "b", "c", "d"]

Returns:

[View source]

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# File 'range.c', line 1011

static VALUE
range_to_a(VALUE range)
{
    if (NIL_P(RANGE_END(range))) {
        rb_raise(rb_eRangeError, "cannot convert endless range to an array");
    }
    return rb_call_super(0, 0);
}