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package excelize
import (
"encoding/xml"
"strings"
)
// SetColWidth provides function to set the width of a single column or multiple
// columns. For example:
//
// xlsx := excelize.CreateFile()
// xlsx.SetColWidth("Sheet1", "A", "H", 20)
// err := xlsx.Save()
// if err != nil {
// fmt.Println(err)
// os.Exit(1)
// }
//
func (f *File) SetColWidth(sheet, startcol, endcol string, width float64) {
min := titleToNumber(strings.ToUpper(startcol)) + 1
max := titleToNumber(strings.ToUpper(endcol)) + 1
if min > max {
min, max = max, min
}
var xlsx xlsxWorksheet
name := "xl/worksheets/" + strings.ToLower(sheet) + ".xml"
xml.Unmarshal([]byte(f.readXML(name)), &xlsx)
col := xlsxCol{
Min: min,
Max: max,
Width: width,
CustomWidth: true,
}
if xlsx.Cols != nil {
xlsx.Cols.Col = append(xlsx.Cols.Col, col)
} else {
cols := xlsxCols{}
cols.Col = append(cols.Col, col)
xlsx.Cols = &cols
}
output, _ := xml.Marshal(xlsx)
f.saveFileList(name, replaceWorkSheetsRelationshipsNameSpace(string(output)))
}
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