#!/bin/bash

A="34" ------------------------- ①
B="34"
echo "A=$A, B=$B"

if [ "$A" -eq "$B" ]; then ----- ②
    echo "-eq operator: True"
else
    echo "-eq operator: False"
fi

if [ "$A" -ne "$B" ]; then ----- ③
    echo "-ne operator: True"
else
    echo "-ne operator: False"
fi

if [ "$A" -le "$B" ]; then ----- ④
    echo "-le operator: True"
else
    echo "-le operator: False"
fi