| 1 | # | 
| 2 | # let arithmetic. | 
| 3 | |
| 4 | #### let | 
| 5 | # NOTE: no spaces are allowed. How is this tokenized? | 
| 6 | let x=1 | 
| 7 | let y=x+2 | 
| 8 | let z=y*3 # zsh treats this as a glob; bash doesn't | 
| 9 | let z2='y*3' # both are OK with this | 
| 10 | echo $x $y $z $z2 | 
| 11 | ## stdout: 1 3 9 9 | 
| 12 | ## OK zsh stdout-json: "" | 
| 13 | ## OK zsh status: 1 | 
| 14 | |
| 15 | #### let with () | 
| 16 | let x=( 1 ) | 
| 17 | let y=( x + 2 ) | 
| 18 | let z=( y * 3 ) | 
| 19 | echo $x $y $z | 
| 20 | ## stdout: 1 3 9 | 
| 21 | ## status: 0 | 
| 22 | ## N-I mksh/zsh stdout-json: "" | 
| 23 | ## N-I mksh/zsh status: 1 |