Table 2.1. Time Operation
| Urbi command | description | comment |
|---|---|---|
| A ; B | execute first A, then B | B starts after A (no time constraint, see |) |
| A , B | begin executing A, then B | B starts as sonn as it is possible after A (A can be not fully ended) |
| A & B | A and B start at the same time | this command returns when A AND B are ended |
| A | B | B starts immediately after A | There is no delay between the end of A and B |
| {A ; B , C & { D | E}}; | group commands is available with "{" and "}" | |
| noop; | do nothing | usable if you need to give time for System |
| time(); | return time in ms | returns the server server execution time |