core.getidentifier | Medplum
getIdentifier() function
Returns the resource identifier for the given system.
If multiple identifiers exist with the same system, the first one is returned.
If the system is not found, then returns undefined.
Signature:
export declare function getIdentifier(resource: Resource, system: string): string | undefined;
Parameters
| Parameter | Type | Description |
|---|---|---|
| resource | Resource | The resource to check. |
| system | string | The identifier system. |
Returns:
string | undefined
The identifier value if found; otherwise undefined.