#!/bin/bash

# -eq 是等于
test "$1" -eq "$2"
if [ $? -eq 0 ]
then
    echo "$1 == $2"
else
    echo "$1 != $2"
fi

# -gt 是大于
test "$1" -gt "$2"
if [ $? -eq 0 ]
then
    echo "$1 > $2"
else
    echo "$1 !> $2"
fi

# -lt 是小于
test "$1" -lt "$2"
if [ $? -eq 0 ]
then
    echo "$1 < $2"
else
    echo "$1 !< $2"
fi

# -ge 是大于等于
test "$1" -ge "$2"
if [ $? -eq 0 ]
then
    echo "$1 >= $2"
else
    echo "$1 !>= $2"
fi

# -le 是小于等于
test "$1" -le "$2"
if [ $? -eq 0 ]
then
    echo "$1 <= $2"
else
    echo "$1 !<= $2"
fi

# -ne 是不等于
test "$1" -ne "$2"
if [ $? -eq 0 ]
then
    echo "$1 != $2"
else
    echo "$1 == $2"
fi