_PING_
----------------------

Client.on("message", async message => {
    if(message.content === prefix + 'ping') {
        let time = Date.now();
        await message.channel.send("Pong !").then(async (m) => await m.edit(`Your Connexion : ${Date.now() - time} ms`))
    }
})


----------------------
_SAY_
----------------------

Client.on('message', async message => {
    let args = message.content.trim().split(/ +/g)
    if (args[0].toLocaleLowerCase() === prefix + 'say') {
        say = args.slice(1).join(" ");
        if (!say) return message.channel.send("Vous vous êtes trompé dans la commande. Tu dois l'écrire v/say <ton mot ou ta phrase>")
        message.channel.send(say)
    }
});


----------------------
_AVATAR_
----------------------

Client.on("message", async message => {
    let args = message.content.trim().split(/ +/g)
    if(args[0].toLocaleLowerCase() === prefix + 'avatar') {
        let member = message.mentions.users.first()
        var embedAuthor = new Discord.MessageEmbed()
        .setTitle("Voici ton avatar" + message.author.username)
        .setImage(message.author.avatarURL())
        if(!member) return message.channel.send(embedAuthor)
        var embed = new Discord.MessageEmbed
        .setTitle("Voici l'avatar de " + member.username)
        .setImage(member.displayAvatarURL())
        message.channel.send(embed)
    }
});