JSFiddle - React, Tailwind, and code Playground
by Paul West
HTML
<script src="https://threejs.org/build/three.min.js"></script>
JavaScript
var obj = new THREE.Object3D()
obj.rotation.set(1, 1.5, 2);
obj.updateMatrixWorld();
var euler = new THREE.Euler().setFromRotationMatrix(obj.matrixWorld);
console.log(THREE.MathUtils.radToDeg(euler._x), THREE.MathUtils.radToDeg(euler._y), THREE.MathUtils.radToDeg(euler._z));