| 1 | Word Language |
| 2 | |
| 3 | [Quotes] osh-string 'abc' $'line\n' "$var" |
| 4 | [Substitutions] command-sub $(command) `command` |
| 5 | var-sub ${var} $0 $9 |
| 6 | arith-sub $((1 + 2)) |
| 7 | tilde-sub ~/src |
| 8 | proc-sub diff <(sort L.txt) <(sort R.txt) |
| 9 | [Var Ops] op-bracket ${a[i+1]}, ${a[*]} |
| 10 | op-indirect ${!x} |
| 11 | op-test ${x:-default} |
| 12 | op-strip ${x%%suffix} etc. |
| 13 | op-patsub ${x//y/z} |
| 14 | op-slice ${a[@]:0:1} |
| 15 | op-format ${x@P} ${x@Q} etc. |