using IronXL;
using System.Linq;
WorkBook workBook = WorkBook.Load("sample.xlsx");
WorkSheet workSheet = workBook.DefaultWorkSheet;
// Set Formulas
workSheet["A1"].Formula = "Sum(B8:C12)";
workSheet["B8"].Formula = "=C9/C11";
workSheet["G30"].Formula = "Max(C3:C7)";
// Force recalculate all formula values in all sheets.
workBook.EvaluateAll();
// Get the formula's calculated value. e.g. "52"
var formulaValue = workSheet["G30"].First().FormattedCellValue;
// Get the formula as a string. e.g. "Max(C3:C7)"
string formulaString = workSheet["G30"].Formula;
// Save changes with updated formulas and calculated values.
workBook.Save();
Imports IronXL
Imports System.Linq
Dim workBook As WorkBook = WorkBook.Load("sample.xlsx")
Dim workSheet As WorkSheet = workBook.DefaultWorkSheet
' Set Formulas
workSheet("A1").Formula = "Sum(B8:C12)"
workSheet("B8").Formula = "=C9/C11"
workSheet("G30").Formula = "Max(C3:C7)"
' Force recalculate all formula values in all sheets.
workBook.EvaluateAll()
' Get the formula's calculated value. e.g. "52"
Dim formulaValue = workSheet("G30").First().FormattedCellValue
' Get the formula as a string. e.g. "Max(C3:C7)"
Dim formulaString As String = workSheet("G30").Formula
' Save changes with updated formulas and calculated values.
workBook.Save()
