mac dns setter from terminal

mac-dns-setter.sh

function dns {
    if [[ $1 == "shecan" ]]
    then
        networksetup -setdnsservers Wi-Fi  178.22.122.100 185.51.200.2
        echo "[Shecan] dns has been set accrodingly"
    elif [[ $1 == "radar" ]]
    then
        networksetup -setdnsservers Wi-Fi  10.202.10.10 10.202.10.11
        echo "[Radar game] dns has been set accrodingly"
    elif [[ $1 == "electro" ]]
    then
        networksetup -setdnsservers Wi-Fi  78.157.42.100 78.157.42.101
        echo "[Electro Team] dns has been set accrodingly"
    elif [[ $1 == "403" ]]
    then
        networksetup -setdnsservers Wi-Fi  10.202.10.202 10.202.10.102
        echo "[403.online] dns has been set accrodingly"
    elif [[ $1 == "asia" ]]
    then
        networksetup -setdnsservers Wi-Fi  194.36.174.161 178.22.122.100
        echo "[asiatech] dns has been set accrodingly"
    elif [[ $1 == "cloud" ]]
    then
        networksetup -setdnsservers Wi-Fi  1.1.1.1 1.0.0.1
        echo "[Cloudflare] dns has been set accrodingly"
    else
        networksetup -setdnsservers Wi-Fi  "empty"
        echo "dns has been removed."
    fi
}

Set:

dns shecan

Verify:

cat /etc/resolv.conf

Robust version of the following bash function
https://github.com/Amirali-Bagheri/mac-dns-changer/blob/main/dns.sh