bash test 명령 인자..

 

shell 에서 test condition parameter 종류

 

-d  dir file exist and dir ?

-e file exist

-f file exist and  regular file ?

-r readable file

-s file exist or size not zero

-w writable

-w excutable

 

if test $# –eq 0     then     echo “supply one argument “     exit 1 fi
if test –f “$1”     then         echo “$1 is file”     else         echo “$1 is not a oridnary  file” fi

$> bash example.sh

or

$> . example.sh

or

chmod u+x example.sh

./example.sh

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