Method: Array#reverse_each
- Defined in:
- array.c
#reverse_each {|item| ... } ⇒ Array #reverse_each ⇒ Enumerator
Same as Array#each, but traverses self in reverse order.
a = [ "a", "b", "c" ]
a.reverse_each {|x| print x, " " }
produces:
c b a
1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 |
# File 'array.c', line 1853 static VALUE rb_ary_reverse_each(VALUE ary) { long len; RETURN_SIZED_ENUMERATOR(ary, 0, 0, ary_enum_length); len = RARRAY_LEN(ary); while (len--) { long nlen; rb_yield(RARRAY_AREF(ary, len)); nlen = RARRAY_LEN(ary); if (nlen < len) { len = nlen; } } return ary; } |