a=10
b=20
if [ $a -eq $b ]
then
echo "a==b"
else
echo "a!=b"
fi
if [ $a -ne $b ]
then
echo "a!=b"
else
echo "a==b"
fi
if [ $a -gt $b ]
then
echo "a>b"
else
echo "a<=b"
fi
if [ $a -lt $b ]
then
echo "a<b"
else
echo "a>=b"
fi
if [ $a -ge $b ]
then
echo "a>=b"
else
echo "a<b"
fi
if [ $a -le $b ]
then
echo "a<=b"
else
echo "a>b"
fi
输出结果:
a!=b
a!=b
a<=b
a<b
a<b
a<=b