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MetadataInspector.getAllParameterMetadata() method

Get the metadata associated with the given key for all parameters of a given method


static getAllParameterMetadata<T>(key: MetadataKey<T, ParameterDecorator>, target: Object, methodName?: string, options?: InspectionOptions): T[] | undefined;


Parameter Type Description
key MetadataKey<T, ParameterDecorator> Metadata key
target Object Class for static methods or prototype for instance methods
methodName string (Optional) Method name. If not present, default to ‘’ to use the constructor
options InspectionOptions (Optional) Options for inspection


T[] | undefined