Add documentation for string formats; fix at-identifier format
#417
| Job | Run time |
|---|---|
| 37s | |
| 54s | |
| 1m 11s | |
| 2m 42s |
at-identifier format
#417
| Job | Run time |
|---|---|
| 37s | |
| 54s | |
| 1m 11s | |
| 2m 42s |