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// Copyright 2017 FoxyUtils ehf. All rights reserved.
package main
// This example demonstrates outputing all cells in a row of an excel spreadsheet, including empty cells.
import (
"fmt"
"log"
"os"
"github.com/unidoc/unioffice/common/license"
"github.com/unidoc/unioffice/spreadsheet"
)
func init() {
// Make sure to load your metered License API key prior to using the library.
// If you need a key, you can sign up and create a free one at https://cloud.unidoc.io
err := license.SetMeteredKey(os.Getenv(`UNIDOC_LICENSE_API_KEY`))
if err != nil {
panic(err)
}
}
func main() {
ss, err := spreadsheet.Open("test.xlsx")
if err != nil {
log.Fatalf("error opening document: %s", err)
}
defer ss.Close()
s := ss.Sheets()[0]
maxColumnIdx := s.MaxColumnIdx()
for _, row := range s.Rows() {
for _, cell := range row.CellsWithEmpty(maxColumnIdx) {
fmt.Println(cell.Reference(), ":", cell.GetFormattedValue())
}
}
fmt.Print("\n\n\n")
s.Cell("F4").SetString("Hello world")
maxColumnIdx = s.MaxColumnIdx()
for _, row := range s.Rows() {
for _, cell := range row.CellsWithEmpty(maxColumnIdx) {
fmt.Println(cell.Reference(), ":", cell.GetFormattedValue())
}
}
}
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