API Reference > ecSchema-Metadata > Metadata > Schema > createCustomAttributeClass createCustomAttributeClass MethodProtected Creates a CustomAttributeClass with the provided name in this schema. createCustomAttributeClass(name: string, modifier?: ECClassModifier): Promise<CustomAttributeClass> Parameter Type Description name string modifier ECClassModifier Returns - Promise<CustomAttributeClass> Defined in core/ecschema-metadata/src/Metadata/Schema.ts Line 208 Last Updated: 11 June, 2024