Add documentation for string formats; fix at-identifier format
#406
| Job | Run time |
|---|---|
| 33s | |
| 1m 33s | |
| 1m 11s | |
| 3m 17s |
at-identifier format
#406
| Job | Run time |
|---|---|
| 33s | |
| 1m 33s | |
| 1m 11s | |
| 3m 17s |