| 1 | new_var=10 |
| 2 | x=456 |
| 3 | echo $2 |
| 4 | echo $USERNAME |
| 5 | ${HOMEDIR} |
| 6 | ((a+=b)) |
| 7 | ((a*=b)) |
| 8 | ((a/=b)) |
| 9 | ((a%=b)) |
| 10 | ((a|=b)) |
| 11 | ((a^=b)) |
| 12 | ((a==b)) |
| 13 | ((a!=b)) |
| 14 | ((a<=b)) |
| 15 | ((a>=b)) |
| 16 | $((a<<b)) |
| 17 | $((a>>b)) |
| 18 | $((a&&b)) |
| 19 | $((a||b)) |
| 20 | ${a:-b} |
| 21 | ${a:=b} |
| 22 | ${a:+b} |
| 23 | ${a:?b} |
| 24 | ${a##*/} |
| 25 | ${a%%.*} |
| 26 | ${a^^} |
| 27 | ${a,,} |
| 28 | ${!a} |
| 29 | ${a[@]} |
| 30 | ls -x |
| 31 | ls --color |