Method append

src/danfojs-base/shared/types.ts:315–315

(
        newValues: ArrayType1D | ArrayType2D | Series | DataFrame,
        index: Array<number | string> | number | string,
        options?: {
            inplace?: boolean,
        }
    )

            }
    ): DataFrame | void
    append(
        newValues: ArrayType1D | ArrayType2D | Series | DataFrame,
        index: Array<number | string> | number | string,
        options?: {