| 1 | Special Variables |
| 2 | |
| 3 | [YSH Vars] ARGV X ENV X _ESCAPE |
| 4 | _this_dir |
| 5 | [YSH Status] _status _error |
| 6 | _pipeline_status _process_sub_status |
| 7 | [YSH Tracing] SHX_indent SHX_punct SHX_pid_str |
| 8 | [YSH read] _reply |
| 9 | [History] YSH_HISTFILE |
| 10 | [Oils VM] OILS_VERSION |
| 11 | OILS_GC_THRESHOLD OILS_GC_ON_EXIT |
| 12 | OILS_GC_STATS OILS_GC_STATS_FD |
| 13 | X [Wok] _filename _line |
| 14 | X [Builtin Sub] _buffer |