API Reference > ecschema-Metadata > Metadata > Phenomenon Phenomenon Class Beta Extends SchemaItem Methods Name Description constructor(schema: Schema, name: string): Phenomenon fromJSON(phenomenonProps: PhenomenonProps): Promise<void> fromJSONSync(phenomenonProps: PhenomenonProps): void setDefinition(definition: string): Promise<void> Protected toJSON(standalone: boolean = false, includeSchemaVersion: boolean = false): PhenomenonProps Save this Phenomenon's properties to an object for serializing to JSON. Inherited methods Name Inherited from Description equalByKey(thisSchemaItem: SchemaItem, thatSchemaItemOrKey?: SchemaItem | SchemaItemKey): boolean Static SchemaItem Indicates if the two SchemaItem objects are equal by comparing their respective SchemaItem.key properties. parseFullName(fullName: string): [string, string] Static SchemaItem Parses the given full name, {schemaName}.{schemaItemName} or {schemaName}:{schemaItemName}, into two separate strings. Properties Name Type Description _definition Protected string definition Accessor ReadOnly string schemaItemType Readonly Phenomenon Inherited properties Name Type Inherited from Description _description Protected undefined | string SchemaItem _key Protected SchemaItemKey SchemaItem _label Protected undefined | string SchemaItem description Accessor ReadOnly undefined | string SchemaItem fullName Accessor ReadOnly string SchemaItem key Accessor ReadOnly SchemaItemKey SchemaItem label Accessor ReadOnly undefined | string SchemaItem name Accessor ReadOnly string SchemaItem schema Readonly Schema SchemaItem Defined in core/ecschema-metadata/src/Metadata/Phenomenon.ts Line 16 Last Updated: 12 June, 2024