| 1 | ## compare_shells: bash mksh zsh
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| 2 |
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| 3 | # Common between bash/zsh
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| 4 |
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| 5 | #### "${a[@]}" and "${a[*]}"
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| 6 | a=(1 '2 3')
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| 7 | argv.py "${a[@]}" "${a[*]}"
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| 8 | ## stdout: ['1', '2 3', '1 2 3']
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| 9 |
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| 10 | #### ${a[@]} and ${a[*]}
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| 11 | a=(1 '2 3')
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| 12 | argv.py ${a[@]} ${a[*]}
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| 13 | ## STDOUT:
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| 14 | ['1', '2', '3', '1', '2', '3']
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| 15 | ## END
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| 16 | ## BUG zsh STDOUT:
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| 17 | ['1', '2 3', '1', '2 3']
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| 18 | ## END
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| 19 |
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| 20 | #### 4 ways to interpolate empty array
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| 21 | argv.py 1 "${a[@]}" 2 ${a[@]} 3 "${a[*]}" 4 ${a[*]} 5
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| 22 | ## STDOUT:
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| 23 | ['1', '2', '3', '', '4', '5']
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| 24 | ## END
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| 25 |
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| 26 | ## BUG zsh STDOUT:
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| 27 | ['1', '', '2', '3', '', '4', '5']
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| 28 | ## END
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| 29 |
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| 30 | #### empty array
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| 31 | empty=()
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| 32 | argv.py "${empty[@]}"
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| 33 | ## STDOUT:
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| 34 | []
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| 35 | ## END
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| 36 |
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| 37 | #### Empty array with :-
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| 38 | empty=()
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| 39 | argv.py ${empty[@]:-not one} "${empty[@]:-not one}"
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| 40 | ## STDOUT:
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| 41 | ['not', 'one', 'not one']
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| 42 | ## END
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| 43 | ## BUG zsh STDOUT:
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| 44 | ['not one', 'not one']
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| 45 | ## END
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