if statements comparing characters bash code example

Example 1: bash scripting string comparison

#!/bin/bash

VAR1="Linuxize"
VAR2="Linuxize"

if [ "$VAR1" = "$VAR2" ]; then
    echo "Strings are equal."
else
    echo "Strings are not equal."
fi

Example 2: bash compare two strings

if [ "$s1" == "$s2" ]
then
	stuff
fi