discord.js new member code example

Example 1: discord.js message on member add

client.on('guildMemberAdd', member => {
    member.send("Welcome!");
});

Example 2: how to reference the bot joining a server in discord.js

client.on('guildCreate', guild => {
    const channel = guild.channels.cache.find(channel => channel.type === 'text' && channel.permissionsFor(guild.me).has('SEND_MESSAGES'))
    channel.send("Thanks for inviting me")
})