on()
Set up an event listener.
Examples
questionEditorApp.on("preview:changed", function() {
console.log("The preview data was changed.");
}); // Sets up a recurring event listener for the 'preview:changed' event.
Arguments
-
event_callback function
Callback function that will be invoked whenever the event is triggered.
-
context object
Execution context that will be used for
this
when the callback function is invoked.
Return value
None (undefined
).