TYPESCRIPT

use jquery in angular

// In the console
// First install jQuery
npm install --save jquery
// and jQuery Definition
npm install -D @types/jquery

=======================================(in angular)
import * as $ from 'jquery';
//
$('#elemId').width();

// OR

// CommonJS style - working with "require"
import $ = require('jquery')
//
$('#elemId').width();

import jquery into angular 8

import * as $ from 'jquery'

jquery in Angular

//first step:
npm install --save jquery

npm install -D @types/jquery

//secong step:
"scripts": [ "node_modules/jquery/dist/jquery.min.js" ]

//third step:
<script type="text/javascript" src="assets/js/jquery-2.1.1.min.js"></script>

//fourth step in .ts file:
import * as $ from 'jquery';

ngOnInit(): void {
    this.GET_LOGIN_FORM_VALUE();

    $(document).ready(() => {
      $("button").click(() => {
        $("h3").css("color", "red");
      });
    });
  }

how to use jquery in angular

import {bootstrap}    from '@angular/platform-browser-dynamic';
import {Component, ViewChild, ElementRef, AfterViewInit} from '@angular/core';
declare var $:JQueryStatic;

@Component({
    selector: 'ng-chosen',
    template: `<select #selectElem>
        <option *ngFor="#item of items" [value]="item" [selected]="item === selectedValue">{{item}} option</option>
        </select>
        <h4> {{selectedValue}}</h4>`
})
export class NgChosenComponent implements AfterViewInit {
    @ViewChild('selectElem') el:ElementRef;
    items = ['First', 'Second', 'Third'];
    selectedValue = 'Second';

    ngAfterViewInit() {
        $(this.el.nativeElement)
            .chosen()
            .on('change', (e, args) => {
                this.selectedValue = args.selected;
            });
    }
}

bootstrap(NgChosenComponent);

add jquery angular

../node_modules/jquery/dist/jquery.min.js