workbook {
            // Create a named cell style
            val headerStyle = cellStyle("Header") {
                fillForegroundColor = IndexedColors.GREY_25_PERCENT.index
                fillPattern = FillPatternType.SOLID_FOREGROUND
            }
            sheet("One") {
                // Add a row with a style
                row(listOf("a", "b", "c"), headerStyle)
                // Add a row without style
                row(listOf(1, 2.0, 3L))
            }
            sheet {
                row(listOf("A very wide cell"))
                row(listOf("An even wider column"))
                // Auto size the width of a column
                autoSizeColumn(0)
            }
        }.write("test.xlsx")

   workbook("test.xlsx") {
            sheet("One") {
               iterator().forEach { row ->
                    row.iterator().forEach { cell ->
                        println(cell.stringCellValue)
                    }
               }
            }
        }