Leave message discord.js code example

Example 1: discord.js messageDelete

client.on('messageDelete', (messageDelete) => {
    //Your code
});

//Note, you have to define client.
//Its best to run these events through something called a "event handler"

Example 2: farewell discord.js

client.on('guildMemberRemove',(member) => {
    client.channels.find('log_channel').send(`**${member.username}** has just left server.. Bye Bye`);
}