export class FeatureTable { constructor( buffer : ArrayBuffer, start : Number, headerLength : Number, binLength : Number ); getKeys() : Array< String >; getData( key : String, count : Number, defaultComponentType? : String | null, defaultType? : String | null ) : Number | String | ArrayBufferView; } export class BatchTable { constructor( buffer : ArrayBuffer, batchSize : Number, start : Number, headerLength : Number, binLength : Number ); getKeys() : Array< String >; getData( key : String, componentType : String | null, type : String | null ) : Number | String | ArrayBufferView; }