ES6 #javascript #es6 #cheatsheet

es6-cheatsheet.js

// find an object in an array based on object property 
const objArray = [
    { id: 0, name: 'Object 0', otherProp: '321' },
    { id: 1, name: 'O1', otherProp: '648' },
    { id: 2, name: 'Another Object', otherProp: '850' },
    { id: 3, name: 'Almost There', otherProp: '046' },
    { id: 4, name: 'Last Obj', otherProp: '984' }
];

let obj = objArray.find(function (obj) { return obj.id === 3; });

// shallow clone

let obj = {
  a: 1,
  b: 2,
};
let objCopy = Object.assign({}, obj);
console.log(objCopy);
// Result - { a: 1, b: 2 }


// deep clone

function cloneObject(obj) {
    var clone = {};
    for(var i in obj) {
        if(obj[i] != null &&  typeof(obj[i])=="object") {
            clone[i] = cloneObject(obj[i]);
        } else {
            clone[i] = obj[i];
        }
    }
    return clone;
}