Go 1.16 and later required, migration of deprecation package `ioutil`

- Improving performance for stream writer `SetRow` function,  reduces memory usage over and speedup about 19%
- Update dependencies module
- Update GitHub workflow

1 files changed, 2 insertions, 3 deletions

diff --git a/excelize.go b/excelize.go
index 94d1088..987314b 100644
--- a/excelize.go
+++ b/excelize.go
@@ -18,7 +18,6 @@ import (
 	"encoding/xml"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
@@ -137,7 +136,7 @@ func newFile() *File {
 // OpenReader read data stream from io.Reader and return a populated
 // spreadsheet file.
 func OpenReader(r io.Reader, opts ...Options) (*File, error) {
-	b, err := ioutil.ReadAll(r)
+	b, err := io.ReadAll(r)
 	if err != nil {
 		return nil, err
 	}
@@ -488,7 +487,7 @@ func (f *File) AddVBAProject(bin string) error {
 			Type:   SourceRelationshipVBAProject,
 		})
 	}
-	file, _ := ioutil.ReadFile(filepath.Clean(bin))
+	file, _ := os.ReadFile(filepath.Clean(bin))
 	f.Pkg.Store("xl/vbaProject.bin", file)
 	return err
 }