func (f *File) formattedValue(s int, v string) string {
	if s == 0 {
		return v
	}
	styleSheet := f.stylesReader()
	ok := builtInNumFmtFunc[styleSheet.CellXfs.Xf[s].NumFmtID]
	if ok != nil {
		return ok(styleSheet.CellXfs.Xf[s].NumFmtID, v)
	}
	return v
}
formattedValue provides function to returns a value after formatted. If it is
possible to apply a format to the cell value, it will do so, if not then an
error will be returned, along with the raw value of the cell.
package excelize
import (
	"encoding/xml"
	"fmt"
	"reflect"
	"strconv"
	"strings"
	"time"
)
func (f *File) mergeCellsParser(xlsx *xlsxWorksheet, axis string) string {
	axis = strings.ToUpper(axis)
	if xlsx.MergeCells != nil {
		for i := 0; i < len(xlsx.MergeCells.Cells); i++ {
			if checkCellInArea(axis, xlsx.MergeCells.Cells[i].Ref) {
				axis = strings.Split(xlsx.MergeCells.Cells[i].Ref, ":")[0]
			}
		}
	}
	return axis
}
func (f *File) SetCellValue(sheet, axis string, value interface{}) {
	switch t := value.(type) {
	case float32:
		f.SetCellDefault(sheet, axis, strconv.FormatFloat(float64(value.(float32)), 'f', -1, 32))
	case float64:
		f.SetCellDefault(sheet, axis, strconv.FormatFloat(float64(value.(float64)), 'f', -1, 64))
	case string:
		f.SetCellStr(sheet, axis, t)
	case []byte:
		f.SetCellStr(sheet, axis, string(t))
	case time.Duration:
		f.SetCellDefault(sheet, axis, strconv.FormatFloat(float64(value.(time.Duration).Seconds()/86400), 'f', -1, 32))
		f.setDefaultTimeStyle(sheet, axis, 21)
	case time.Time:
		f.SetCellDefault(sheet, axis, strconv.FormatFloat(float64(timeToExcelTime(timeToUTCTime(value.(time.Time)))), 'f', -1, 64))
		f.setDefaultTimeStyle(sheet, axis, 22)
	case nil:
		f.SetCellStr(sheet, axis, "")
	case bool:
		f.SetCellBool(sheet, axis, bool(value.(bool)))
	default:
		f.setCellIntValue(sheet, axis, value)
	}
}
func (f *File) setCellIntValue(sheet, axis string, value interface{}) {
	switch value.(type) {
	case int:
		f.SetCellInt(sheet, axis, value.(int))
	case int8:
		f.SetCellInt(sheet, axis, int(value.(int8)))
	case int16:
		f.SetCellInt(sheet, axis, int(value.(int16)))
	case int32:
		f.SetCellInt(sheet, axis, int(value.(int32)))
	case int64:
		f.SetCellInt(sheet, axis, int(value.(int64)))
	case uint:
		f.SetCellInt(sheet, axis, int(value.(uint)))
	case uint8:
		f.SetCellInt(sheet, axis, int(value.(uint8)))
	case uint16:
		f.SetCellInt(sheet, axis, int(value.(uint16)))
	case uint32:
		f.SetCellInt(sheet, axis, int(value.(uint32)))
	case uint64:
		f.SetCellInt(sheet, axis, int(value.(uint64)))
	default:
		f.SetCellStr(sheet, axis, fmt.Sprintf("%v", value))
	}
}
func (f *File) SetCellBool(sheet, axis string, value bool) {
	xlsx := f.workSheetReader(sheet)
	axis = f.mergeCellsParser(xlsx, axis)
	col := string(strings.Map(letterOnlyMapF, axis))
	row, err := strconv.Atoi(strings.Map(intOnlyMapF, axis))
	if err != nil {
		return
	}
	xAxis := row - 1
	yAxis := TitleToNumber(col)
	rows := xAxis + 1
	cell := yAxis + 1
	completeRow(xlsx, rows, cell)
	completeCol(xlsx, rows, cell)
	xlsx.SheetData.Row[xAxis].C[yAxis].S = f.prepareCellStyle(xlsx, cell, xlsx.SheetData.Row[xAxis].C[yAxis].S)
	xlsx.SheetData.Row[xAxis].C[yAxis].T = "b"
	if value {
		xlsx.SheetData.Row[xAxis].C[yAxis].V = "1"
	} else {
		xlsx.SheetData.Row[xAxis].C[yAxis].V = "0"
	}
}
func (f *File) GetCellValue(sheet, axis string) string {
	xlsx := f.workSheetReader(sheet)
	axis = f.mergeCellsParser(xlsx, axis)
	row, err := strconv.Atoi(strings.Map(intOnlyMapF, axis))
	if err != nil {
		return ""
	}
	xAxis := row - 1
	rows := len(xlsx.SheetData.Row)
	if rows > 1 {
		lastRow := xlsx.SheetData.Row[rows-1].R
		if lastRow >= rows {
			rows = lastRow
		}
	}
	if rows < xAxis {
		return ""
	}
	for k := range xlsx.SheetData.Row {
		if xlsx.SheetData.Row[k].R == row {
			for i := range xlsx.SheetData.Row[k].C {
				if axis == xlsx.SheetData.Row[k].C[i].R {
					val, _ := xlsx.SheetData.Row[k].C[i].getValueFrom(f, f.sharedStringsReader())
					return val
				}
			}
		}
	}
	return ""
}