declare namespace Ext {
    export namespace util {
        export interface DelimitedValueConfig {
            dateFormat?: string;
            delimiter?: string;
            lineBreak?: string;
            quote?: string;
        }

        export class DelimitedValue extends Ext.Base  {
            public decode(input?: string, delimiter?: string): string[][];
            public encode(input?: any[][], delimiter?: string): string;
        }
    }
}