您好,
請試看看下面的方式是否對您有幫助:
#!/bin/sh
if [ -z "`apt-cache show $1 2> /dev/null`" -o -z "$1" ] ;
then
echo "package $1 not exist or no package name in command line"
else
echo "$1 exist"
fi
--
請試看看下面的方式是否對您有幫助:
#!/bin/sh
if [ -z "`apt-cache show $1 2> /dev/null`" -o -z "$1" ] ;
then
echo "package $1 not exist or no package name in command line"
else
echo "$1 exist"
fi
--
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