API Reference > bentleyjs-core > Ids > Guid > Guid.isGuid Guid.isGuid Function Determine whether the input string is "guid-like". That is, it follows the 8-4-4-4-12 pattern. This does not enforce that the string is actually in valid UUID format. isGuid(value: string): boolean Parameter Type Description value string Returns - boolean Defined in core/bentley/src/Id.ts Line 658 Last Updated: 13 June, 2024