global variable angular with service

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Alexander
02 Apr 2016
1//Use a shared service:
2import { Injectable } from '@angular/core';
3
4@Injectable()
5export class AppService{
6    myGlobalVar;
7
8    constructor(){
9      this.myGlobalVar = true;
10      alert("My intial global variable value is: " + this.myGlobalVar);
11    }
12
13    setMyGV(val: boolean){
14      this.myGlobalVar = val;
15    }
16
17    getMyGV(val: boolean){
18      return this.myGlobalVar;
19    }
20}
21//Remember to add it to the app.module providers