total_rsegments()

slash_rsegment($n[, $where = 'trailing'])

uri_to_assoc([$n = 3[, $default = array()]])

rsegment($n[, $no_result = NULL])

total_segments()

segment_array()

assoc_to_uri($array)

ruri_string()

ruri_to_assoc([$n = 3[, $default = array()]])

rsegment_array()