Linux下從命令行下讀入兩個數字並比較大小

Linux下從命令行下讀入兩個數字並比較大小

#!/bin/bash
echo "Please input number a:"
read a
echo "Please input number b:"
read b
if [ "$a" -eq "$b" ]
then echo "$a equals $b"
elif [ "$a" -gt "$b" ]
then echo "$a is greater than $b"
else
echo "$a is less than $b"
fi