Up: Index Library Samples [Index]
Indexs may be traversed by keys. Starting from the first to the last:
integer j; index i;
...
if (i_first(i, j)) { do {
...
} while (i_greater(i, j, j)); }
Starting from the last, backwards:
integer j; index i;
...
if (i_last(i, j)) { do {
...
} while (i_less(i, j, j)); }
Traversing may be started at any point.
Traversing an index mapping integers for integers and starting at 1001:
integer j; index i; j = 1001; if (i_greaterorequal(i, j, j)) { integer a; a = i[j]; do { o_form("~: ~\n", j, a); } while (is_n_integer(a, i, j, j)); }