alegut

const employees = [
  { id: 101, name: 'john', group: 'tech-lead' },
  { id: 102, name: 'sam', group: 'associate' },
  { id: 103, name: 'danny', group: 'senior associate' },
  { id: 104, name: 'ketty', group: 'senior associate' },
  { id: 105, name: 'mili', group: 'junior' },
  { id: 106, name: 'mouli', group: 'senior associate' },
  { id: 107, name: 'George', group: 'senior associate' }
];

alegut

const aoa = [[1,2,3],[4,5,6],[7,8,9]];

const flatteredArr = aoa.reduce((acc,arr) => [...acc , ...arr]);

alegut

const personObject = [
    {
         "id":1,
         "name": "A",
         "experienceInYear": 5,
         "designation" : "senior associate" 
    },
    {
         "id":2,
         "name": "B",

alegut

const numbers = [1,2,3,4,5,6,7,8,9];

const { evenNumbers, oddNumbers} = numbers.reduce((obj,number) => {
		if( number % 2 === 0){
            obj.evenNumbers.push(number);
        }else{
            obj.oddNumbers.push(number);
        }

		return Object.assign({},obj);

alegut

const arr = [
    [{ id : 1, name: "a" },{ id : 2, name: "b" }],
    [{ id : 3, name: "c" },{ id : 4, name: "d" }]
] 

const filteredArr = arr.reduce((a,b) => a.concat(b))
            .filter((obj) => obj.id === 3);

console.log(filteredArr)

alegut

const employees = [
  { id: 101, name: 'john', group: 'tech-lead' },
  { id: 102, name: 'sam', group: 'associate' },
  { id: 103, name: 'danny', group: 'senior associate' },
  { id: 104, name: 'ketty', group: 'senior associate' },
  { id: 105, name: 'mili', group: 'junior' },
  { id: 106, name: 'mouli', group: 'senior associate' },
  { id: 107, name: 'George', group: 'senior associate' }
];

alegut

const validateEmail = (email)  => {
    const re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
    return re.test(email.toLowerCase());
}

alegut

private eventsSubscription: any

@Input() events: Observable<void>;

ngOnInit(){
  this.eventsSubscription = this.events.subscribe(() => doSomething())
}

ngOnDestroy() {
  this.eventsSubscription.unsubscribe()

alegut

{
  headerName: this.utilsService.setColumnHeader('first_name', this.headerName),
  field: 'name',
  resizable: true,
  sortable: true,
  filter: true,
  sortingOrder: ['asc', 'desc'],
  width: 160,
  comparator: (valueA, valueB, nodeA, nodeB, isInverted) => {
    return this.caseInsensitiveSort(valueA, valueB, nodeA, nodeB, isInverted); }

alegut

<hello name="{{ name }}"></hello>
<p>
  Start editing to see some magic happen :)
</p>

<img [src]="url" height="200"> <br/>
<input type='file' (change)="onSelectFile($event)">