Check out example codes for "how to iterate map in html". It will help you in understanding the concepts better.
Code Example 1
this.map.forEach((value: string, key: string) => {
console.log(key, value);
});
Code Example 2
<ul>
<li *ngFor="let recipient of map | keyvalue">
{{recipient.key}} --> {{recipient.value}}
</li>
</ul>
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