How to return code for country ?

Question

How to return code for country on angular 7 ?

 

I work on angular 7 app I face Issue I cannot  display country code for country meaning

 

I already return country on ZCO  as India , egypt,unitedstates and it working

 

but I cannot display code for country as IN,eg,us 

 

ts compoent 

 this.OriginCountry= this.partDetailsService.currentData.OriginCountry;
    this.OriginCountry.forEach(e => {
              e.code=getCode(e.ZCO);

            });

console.log("country origion" + JSON.stringify(this.OriginCountry) )

 html component

<div *ngFor="let country of  OriginCountry" >
              {{country.ZCO}}
              <img class="mr-05" src="http://part.z2data.com/assets/img/flags/{{country.code}}.png">

          </div>

 only I need to get code for country 

 

I already have country and represented by ZCO

 

but code as us,in cannot return 

 

are there are any package or function do that on angular 7

 

please help me  

 

ZCO represent country as egypt, Unitedstates,India