JSFiddle - React, Tailwind, and code Playground

JavaScript

// attach inline handler
$(document).bind('keydown', function() { console.log('i should be logged'); });

// attach referenced handler
var handler = function() { console.log('never logged'); };
$(document).bind('keydown', handler);

// remove referened handler -- which also removed inline handler!
$(document).unbind('keydown', handler);