function OrdinaryHasOwnMetadata(MetadataKey, O, P) {
            var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ false);
            if (IsUndefined(metadataMap))
                return false;
            return ToBoolean(metadataMap.has(MetadataKey));
        }
function OrdinaryHasOwnMetadata(MetadataKey, O, P) {
            var metadataMap = GetOrCreateMetadataMap(O, P,  false);
            if (IsUndefined(metadataMap))
                return false;
            return ToBoolean(metadataMap.has(MetadataKey));
        }
function OrdinaryHasOwnMetadata ( MetadataKey , O , P ) { var metadataMap = GetOrCreateMetadataMap ( O , P , /*Create*/ false ) ; if ( IsUndefined ( metadataMap ) ) return false ; return ToBoolean ( metadataMap . has ( MetadataKey ) ) ; }
3.1.2.1 OrdinaryHasOwnMetadata(MetadataKey, O, P) https://rbuckton.github.io/reflect-metadata/#ordinaryhasownmetadata
3 . 1 . 2 . 1 OrdinaryHasOwnMetadata ( MetadataKey O P ) https : // rbuckton . github . io / reflect - metadata / #ordinaryhasownmetadata