method
drop_while
ruby latest stable - Class:
Array
drop_while()public
Drops elements up to, but not including, the first element for which the block returns nil or false and returns an array containing the remaining elements.
If no block is given, an Enumerator is returned instead.
See also Array#take_while
a = [1, 2, 3, 4, 5, 0] a.drop_while {|i| i < 3 } #=> [3, 4, 5, 0]
static VALUE
rb_ary_drop_while(VALUE ary)
{
long i;
RETURN_ENUMERATOR(ary, 0, 0);
for (i = 0; i < RARRAY_LEN(ary); i++) {
if (!RTEST(rb_yield(RARRAY_AREF(ary, i)))) break;
}
return rb_ary_drop(ary, LONG2FIX(i));
}