CODE EXAMPLE FOR JAVASCRIPT

discord.js checking channel permissions

// final permissions for a guild member using permissionsFor
const botPermissionsFor = channel.permissionsFor(guild.me);

// final permissions for a guild member using permissionsIn
const botPermissionsIn = guild.me.permissionsIn(channel);

// final permissions for a role
const rolePermissions = channel.permissionsFor(role);