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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| package utils | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "reflect" | ||
|
|
||
| "github.com/xuri/excelize/v2" | ||
| ) | ||
|
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||
| var Cols = []string{"", "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"} | ||
|
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| // WriteXlsx 填充excel | ||
| func WriteXlsx(sheet string, records interface{}) *excelize.File { | ||
| xlsx := excelize.NewFile() // new file | ||
| index := xlsx.NewSheet(sheet) // new sheet | ||
| xlsx.SetActiveSheet(index) // set active (default) sheet | ||
| t := reflect.TypeOf(records) | ||
|
|
||
| if t.Kind() != reflect.Slice { | ||
| return xlsx | ||
| } | ||
|
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| s := reflect.ValueOf(records) | ||
| for i := 0; i < s.Len(); i++ { | ||
| elem := s.Index(i).Interface() | ||
| elemType := reflect.TypeOf(elem) | ||
| elemValue := reflect.ValueOf(elem) | ||
| for j := 0; j < elemType.NumField(); j++ { | ||
| field := elemType.Field(j) | ||
| tag := field.Tag.Get("xlsx") | ||
| name := tag | ||
| column, _ := ConvertNumToChars(j) | ||
| if tag == "" { | ||
| continue | ||
| } | ||
| // 设置表头 | ||
| if i == 0 { | ||
| err := xlsx.SetCellValue(sheet, fmt.Sprintf("%s%d", column, i+1), name) | ||
| if err != nil { | ||
| return nil | ||
| } | ||
| } | ||
| // 设置内容 | ||
| err := xlsx.SetCellValue(sheet, fmt.Sprintf("%s%d", column, i+2), elemValue.Field(j).Interface()) | ||
| if err != nil { | ||
| return nil | ||
| } | ||
| } | ||
| } | ||
| return xlsx | ||
| } | ||
|
|
||
| func ConvertNumToChars(num int) (string, error) { | ||
| var cols string | ||
| v := num + 1 | ||
| for v > 0 { | ||
| k := v % 26 | ||
| if k == 0 { | ||
| k = 26 | ||
| } | ||
| v = (v - k) / 26 | ||
| cols = Cols[k] + cols | ||
| } | ||
| return cols, nil | ||
| } |