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공부

[Sh] count parameter

seunggabi 승가비 2020. 5. 17. 21:13
if [ "$#" -eq 2 ]
then
    echo "Its works!"
else
    echo "need to two params"
exit 1
fi

https://stackoverflow.com/questions/4341630/checking-for-the-correct-number-of-arguments

 

Checking for the correct number of arguments

How do i check for the correct number of arguments (one argument). If somebody tries to invoke the script without passing in the correct number of arguments, and checking to make sure the command l...

stackoverflow.com

 

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