This closed #1163, fix set cell value with column and row style inherit issue

cell.go

@@ -1145,6 +1145,11 @@ func (f *File) prepareCellStyle(ws *xlsxWorksheet, col, row, style int) int {
 	if style != 0 {
 		return style
 	}
+	if row <= len(ws.SheetData.Row) {
+		if styleID := ws.SheetData.Row[row-1].S; styleID != 0 {
+			return styleID
+		}
+	}
 	if ws.Cols != nil {
 		for _, c := range ws.Cols.Col {
 			if c.Min <= col && col <= c.Max && c.Style != 0 {
@@ -1152,11 +1157,6 @@ func (f *File) prepareCellStyle(ws *xlsxWorksheet, col, row, style int) int {
 			}
 		}
 	}
-	if row <= len(ws.SheetData.Row) {
-		if styleID := ws.SheetData.Row[row-1].S; styleID != 0 {
-			return styleID
-		}
-	}
 	return style
 }
 

cell_test.go

@@ -156,6 +156,21 @@ func TestSetCellValue(t *testing.T) {
 	f := NewFile()
 	assert.EqualError(t, f.SetCellValue("Sheet1", "A", time.Now().UTC()), newCellNameToCoordinatesError("A", newInvalidCellNameError("A")).Error())
 	assert.EqualError(t, f.SetCellValue("Sheet1", "A", time.Duration(1e13)), newCellNameToCoordinatesError("A", newInvalidCellNameError("A")).Error())
+	// Test set cell value with column and row style inherit
+	style1, err := f.NewStyle(&Style{NumFmt: 2})
+	assert.NoError(t, err)
+	style2, err := f.NewStyle(&Style{NumFmt: 9})
+	assert.NoError(t, err)
+	assert.NoError(t, f.SetColStyle("Sheet1", "B", style1))
+	assert.NoError(t, f.SetRowStyle("Sheet1", 1, 1, style2))
+	assert.NoError(t, f.SetCellValue("Sheet1", "B1", 0.5))
+	assert.NoError(t, f.SetCellValue("Sheet1", "B2", 0.5))
+	B1, err := f.GetCellValue("Sheet1", "B1")
+	assert.NoError(t, err)
+	assert.Equal(t, "50%", B1)
+	B2, err := f.GetCellValue("Sheet1", "B2")
+	assert.NoError(t, err)
+	assert.Equal(t, "0.50", B2)
 }
 
 func TestSetCellValues(t *testing.T) {

styles.go

@@ -901,7 +901,7 @@ func formatToC(v, format string, date1904 bool) string {
 	if err != nil {
 		return v
 	}
-	f = f * 100
+	f *= 100
 	return fmt.Sprintf("%.f%%", f)
 }
 
@@ -912,7 +912,7 @@ func formatToD(v, format string, date1904 bool) string {
 	if err != nil {
 		return v
 	}
-	f = f * 100
+	f *= 100
 	return fmt.Sprintf("%.2f%%", f)
 }