5 lines
256 B
Bash
5 lines
256 B
Bash
# In the shell all variables are stored as strings, so we use the same technique
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# as for finding the length of a string:
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greeting='Hello, world!'
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greetinglength=`printf '%s' "$greeting" | wc -c`
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echo "The greeting is $greetinglength characters in length"
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