pssubashps

function copyToClipboard(text){
    var dummy = document.createElement("input");
    document.body.appendChild(dummy);
    dummy.setAttribute('value', text);
    dummy.select();
    document.execCommand("copy");
    document.body.removeChild(dummy);
}
copyToClipboard('Hello, World!')

pssubashps

import { Injectable }          from '@angular/core';
import { AngularFireDatabase } from 'angularfire2/database';
import { AngularFireAuth }     from 'angularfire2/auth';
import * as firebase from 'firebase';

// import 'rxjs/add/operator/take';
import { BehaviorSubject } from 'rxjs'

@Injectable()
export class MessagingService {

pssubashps

getUserlist(filter: any, colSortBy: string, tableFilter: any): Observable < any > {
	let params = new HttpParams();
	for (var i = 0; i < tableFilter.length; i++) {
		const obj = tableFilter[i];
		const key = Object.keys(obj)[0];
		params = params.append(key, obj[key]);
	}
	params = params.append('page-number', this.userData.pagination.pageNumber.toString());
	params = params.append('page-size', this.userData.pagination.pageSize.toString());