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# nameref variables as for loop index variables are special
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set -- first second third fourth fifth
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# unless you put a ${!v} in the for loop, ksh93 misbehaves
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# example cribbed from ksh93 o'reilly book
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second="I am in the middle"
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for ref in first second third ; do
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echo "ref -> ${!ref}, value: $ref"
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echo final state: "ref -> ${!ref}, value: $ref"
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for ref in one two three; do
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echo "ref -> ${!ref}, value: $ref"
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echo final state: "ref -> ${!ref}, value: $ref"
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for ref in one two three; do
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echo "ref -> ${!ref}, value: $ref"
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echo final state: "ref -> ${!ref}, value: $ref"