25-07-2021
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@@ -113,7 +113,7 @@ $ echo ${string:7}
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$ echo ${string:7:3}
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23A
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# Obtenir les 2 premieres caractères:
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# Obtenir les 2 premiers caractères:
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$ echo ${string:0:2}
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ab
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echo "$string" | awk '{print substr($0,0,2)}'
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