diff options
| -rw-r--r-- | cell.go | 19 | ||||
| -rw-r--r-- | cell_test.go | 32 |
2 files changed, 49 insertions, 2 deletions
@@ -91,9 +91,9 @@ func (f *File) SetCellValue(sheet, axis string, value interface{}) { case uint64: f.SetCellInt(sheet, axis, int(v)) case float32: - f.SetCellDefault(sheet, axis, strconv.FormatFloat(float64(v), 'f', -1, 32)) + f.SetCellFloat(sheet, axis, float64(v), -1, 32) case float64: - f.SetCellDefault(sheet, axis, strconv.FormatFloat(v, 'f', -1, 64)) + f.SetCellFloat(sheet, axis, v, -1, 64) case string: f.SetCellStr(sheet, axis, v) case []byte: @@ -142,6 +142,21 @@ func (f *File) SetCellBool(sheet, axis string, value bool) { } } +// SetCellFloat sets a floating point value into a cell. The prec parameter +// specifies how many places after the decimal will be shown while -1 +// is a special value that will use as many decimal places as necessary to +// represent the number. bitSize is 32 or 64 depending on if a float32 or float64 +// was originally used for the value +// var x float32 = 1.325 +// f.SetCellFloat("Sheet1", "A1", float64(x), 2, 32) +func (f *File) SetCellFloat(sheet, axis string, value float64, prec, bitSize int) { + xlsx := f.workSheetReader(sheet) + cellData, col, _ := f.prepareCell(xlsx, sheet, axis) + cellData.S = f.prepareCellStyle(xlsx, col, cellData.S) + cellData.T = "" + cellData.V = strconv.FormatFloat(value, 'f', prec, 64) +} + // SetCellStr provides a function to set string type value of a cell. Total // number of characters that a cell can contain 32767 characters. func (f *File) SetCellStr(sheet, axis, value string) { diff --git a/cell_test.go b/cell_test.go index d388c7f..ba326d9 100644 --- a/cell_test.go +++ b/cell_test.go @@ -1,6 +1,7 @@ package excelize import ( + "fmt" "testing" "github.com/stretchr/testify/assert" @@ -39,3 +40,34 @@ func TestCheckCellInArea(t *testing.T) { checkCellInArea("AA0", "Z0:AB1") }) } + +func TestSetCellFloat(t *testing.T) { + sheet := "Sheet1" + t.Run("with no decimal", func(t *testing.T) { + f := NewFile() + f.SetCellFloat(sheet, "A1", 123.0, -1, 64) + f.SetCellFloat(sheet, "A2", 123.0, 1, 64) + assert.Equal(t, "123", f.GetCellValue(sheet, "A1"), "A1 should be 123") + assert.Equal(t, "123.0", f.GetCellValue(sheet, "A2"), "A2 should be 123.0") + }) + + t.Run("with a decimal and precision limit", func(t *testing.T) { + f := NewFile() + f.SetCellFloat(sheet, "A1", 123.42, 1, 64) + assert.Equal(t, "123.4", f.GetCellValue(sheet, "A1"), "A1 should be 123.4") + }) + + t.Run("with a decimal and no limit", func(t *testing.T) { + f := NewFile() + f.SetCellFloat(sheet, "A1", 123.42, -1, 64) + assert.Equal(t, "123.42", f.GetCellValue(sheet, "A1"), "A1 should be 123.42") + }) +} + +func ExampleFile_SetCellFloat() { + f := NewFile() + var x float64 = 3.14159265 + f.SetCellFloat("Sheet1", "A1", x, 2, 64) + fmt.Println(f.GetCellValue("Sheet1", "A1")) + // Output: 3.14 +} |