diff --git a/calc.go b/calc.go
index 934ae439279f41bba9526b762a5878aec1f8382a..2d10e3b706e64bde25f3ae38624740fe935826ac 100644
--- a/calc.go
+++ b/calc.go
@@ -947,10 +947,7 @@ func isEndParenthesesToken(token efp.Token) bool {
 // token.
 func isOperatorPrefixToken(token efp.Token) bool {
 	_, ok := tokenPriority[token.TValue]
-	if (token.TValue == "-" && token.TType == efp.TokenTypeOperatorPrefix) || (ok && token.TType == efp.TokenTypeOperatorInfix) {
-		return true
-	}
-	return false
+	return (token.TValue == "-" && token.TType == efp.TokenTypeOperatorPrefix) || (ok && token.TType == efp.TokenTypeOperatorInfix)
 }
 
 // getDefinedNameRefTo convert defined name to reference range.
diff --git a/col.go b/col.go
index 91ca3da10b41b8e582e07ff839ccb57e28b104e0..5171f34e658c6126282e76ef8450b577cc16dd86 100644
--- a/col.go
+++ b/col.go
@@ -435,6 +435,13 @@ func (f *File) SetColStyle(sheet, columns string, styleID int) error {
 		fc.Width = c.Width
 		return fc
 	})
+	if rows := len(ws.SheetData.Row); rows > 0 {
+		for col := start; col <= end; col++ {
+			from, _ := CoordinatesToCellName(col, 1)
+			to, _ := CoordinatesToCellName(col, rows)
+			f.SetCellStyle(sheet, from, to, styleID)
+		}
+	}
 	return nil
 }
 
diff --git a/col_test.go b/col_test.go
index 8159a11cdab576064651bb61e6a003d522b60ccd..58f424baa58610704069a6615ac78552f019eb8d 100644
--- a/col_test.go
+++ b/col_test.go
@@ -287,6 +287,7 @@ func TestOutlineLevel(t *testing.T) {
 
 func TestSetColStyle(t *testing.T) {
 	f := NewFile()
+	assert.NoError(t, f.SetCellValue("Sheet1", "B2", "Hello"))
 	style, err := f.NewStyle(`{"fill":{"type":"pattern","color":["#94d3a2"],"pattern":1}}`)
 	assert.NoError(t, err)
 	// Test set column style on not exists worksheet.