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On 09/11/2010 02:03 PM, Jonathan Callen wrote: |
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> On 09/08/2010 03:03 PM, MichaB Górny wrote: |
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>> If called with a single arg, it would assume val1=use1. |
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> |
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> Just as a proof-of-concept, here's one implementation of such a |
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> function, allowing for an arbitrary number of arguments: |
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> |
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|
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Actually, I forgot to include the single-argument version (which really |
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is the same as usev(), so it's not as useful as you might think): |
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|
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> use_echo() { |
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if [[ $# -eq 1 ]]; then |
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usev "$1" |
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return |
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fi |
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> while [[ $# -gt 1 ]]; do |
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> if use "$1"; then |
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> echo "$2" |
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> return |
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> fi |
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> shift 2 |
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> done |
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> [[ $# -eq 1 ]] && echo "$1" |
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> } |
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|
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Consider this a vote in favor of `use_echo use1 val1 use2 val2 other` |
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instead of `use_echo use1,val1 use2,val2 other` (I think this is more |
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readable, myself). |
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|
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- -- |
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Jonathan Callen |
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