_Added in 1.8.10_
*on :JOIN:<#|*>:*
Triggers when a user joins a channel.
_See also [[on PART]], [[/join]]._
_Haltable using ^_
*Parameters*
- The level for the event to trigger.
<#|*> - The [[Matchtarget]] to listen to.
- The commands to be performed when the event listener's criteria is met.
*Example*