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aaroncadrian/Example Usage of EventEmitter.js

Created March 21, 2018 20:27
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Example Usage of EventEmitter.js
const ee = new EventEmitter();
ee.on('change', (note) => {
console.log('Change has been triggered.');
if(note) {
console.log(note);
}
});
ee.on('change', () => {
console.log('I don\'t care about notes.');
});
ee.trigger('change', 'Here is the note.');
ee.trigger('change');
// Output should be as follows:
// Change has been triggered.
// Here is the note.
// I don't care about notes.
// Change has been triggered.
// I don't care about notes.
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