ByteScout Spreadsheet SDK - VB.NET - Set Hidden Formula - ByteScout

ByteScout Spreadsheet SDK – VB.NET – Set Hidden Formula

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How to set hidden formula in VB.NET using ByteScout Spreadsheet SDK

This tutorial will show how to set hidden formula in VB.NET

The coding tutorials are designed to help you test the features without need to write your own code. ByteScout Spreadsheet SDK is the library (SDK) that is capable of writing, reading, modifying and calculating Excel and CSV spreadsheets. Most popular formulas can be calculated and reculculated with Excel installed. You may import or export data to and from CSV, XML, JSON as well as to and from databases, arrays. It can be used to set hidden formula using VB.NET.

This code snippet below for ByteScout Spreadsheet SDK works best when you need to quickly set hidden formula in your VB.NET application. This VB.NET sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! Code testing will allow the function to be tested and work properly with your data.

You can download free trial version of ByteScout Spreadsheet SDK from our website to see and try many others source code samples for VB.NET.

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HiddenFormula.VS2005.vbproj
      
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion>8.0.50727</ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{2967AF63-3773-415D-A5B9-6419118D24D9}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>HiddenFormula</RootNamespace> <AssemblyName>HiddenFormula</AssemblyName> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG,TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> <DebugType>pdbonly</DebugType> <Optimize>true</Optimize> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <Import Project="$(MSBuildBinPath)\Microsoft.VisualBasic.Targets" /> <ItemGroup> <Import Include="Microsoft.VisualBasic" /> <Import Include="System" /> <Reference Include="Bytescout.Spreadsheet, Version=2.2.0.360, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <HintPath>..\..\..\..\..\..\XLSRW\bin\Release\Bytescout.Spreadsheet.dll</HintPath> <SpecificVersion>False</SpecificVersion> </Reference> <Reference Include="System" /> <Reference Include="System.Data" /> <Reference Include="System.Xml" /> <Compile Include="Program.vb" /> <Compile Include="Properties\AssemblyInfo.vb" /> <Content Include="example.xls"> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <ItemGroup> </ItemGroup> </Project>

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HiddenFormula.VS2008.vbproj
      
<Project ToolsVersion="3.5" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion>8.0.50727</ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{2967AF63-3773-415D-A5B9-6419118D24D9}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>HiddenFormula</RootNamespace> <AssemblyName>HiddenFormula</AssemblyName> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG,TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> <DebugType>pdbonly</DebugType> <Optimize>true</Optimize> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <Import Project="$(MSBuildBinPath)\Microsoft.VisualBasic.Targets" /> <ItemGroup> <Import Include="Microsoft.VisualBasic" /> <Import Include="System" /> <Reference Include="Bytescout.Spreadsheet, Version=2.2.0.360, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <HintPath>..\..\..\..\..\..\XLSRW\bin\Release\Bytescout.Spreadsheet.dll</HintPath> <SpecificVersion>False</SpecificVersion> </Reference> <Reference Include="System" /> <Reference Include="System.Data" /> <Reference Include="System.Xml" /> <Compile Include="Program.vb" /> <Compile Include="Properties\AssemblyInfo.vb" /> <Content Include="example.xls"> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <ItemGroup> </ItemGroup> </Project>

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HiddenFormula.VS2010.vbproj
      
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0"> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion> </ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{2967AF63-3773-415D-A5B9-6419118D24D9}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>HiddenFormula</RootNamespace> <AssemblyName>HiddenFormula</AssemblyName> <OldToolsVersion>3.5</OldToolsVersion> <TargetFrameworkVersion>v4.0</TargetFrameworkVersion> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG,TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> <DebugType>pdbonly</DebugType> <Optimize>true</Optimize> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.Targets" /> <ItemGroup> <Import Include="Microsoft.VisualBasic" /> <Import Include="System" /> <Reference Include="Bytescout.Spreadsheet, Version=2.2.0.360, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <HintPath>..\..\..\..\..\..\XLSRW\bin\Release\Bytescout.Spreadsheet.dll</HintPath> <SpecificVersion>False</SpecificVersion> </Reference> <Reference Include="System" /> <Reference Include="System.Data" /> <Reference Include="System.Xml" /> <Compile Include="Program.vb" /> <Compile Include="Properties\AssemblyInfo.vb" /> <Content Include="example.xls"> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <ItemGroup> </ItemGroup> </Project>

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HiddenFormula.vbproj
      
<Project ToolsVersion="3.5" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> <PropertyGroup> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <ProductVersion>8.0.50727</ProductVersion> <SchemaVersion>2.0</SchemaVersion> <ProjectGuid>{2967AF63-3773-415D-A5B9-6419118D24D9}</ProjectGuid> <OutputType>Exe</OutputType> <AppDesignerFolder>Properties</AppDesignerFolder> <RootNamespace>HiddenFormula</RootNamespace> <AssemblyName>HiddenFormula</AssemblyName> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> <DebugSymbols>true</DebugSymbols> <DebugType>full</DebugType> <Optimize>false</Optimize> <OutputPath>bin\Debug\</OutputPath> <DefineConstants>DEBUG,TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> <DebugType>pdbonly</DebugType> <Optimize>true</Optimize> <OutputPath>bin\Release\</OutputPath> <DefineConstants>TRACE</DefineConstants> <ErrorReport>prompt</ErrorReport> <WarningLevel>4</WarningLevel> </PropertyGroup> <Import Project="$(MSBuildBinPath)\Microsoft.VisualBasic.Targets" /> <ItemGroup> <Import Include="Microsoft.VisualBasic" /> <Import Include="System" /> <Reference Include="Bytescout.Spreadsheet, Version=2.2.0.360, Culture=neutral, PublicKeyToken=f7dd1bd9d40a50eb, processorArchitecture=MSIL"> <HintPath>..\..\..\..\..\..\XLSRW\bin\Release\Bytescout.Spreadsheet.dll</HintPath> <SpecificVersion>False</SpecificVersion> </Reference> <Reference Include="System" /> <Reference Include="System.Data" /> <Reference Include="System.Xml" /> <Compile Include="Program.vb" /> <Compile Include="Properties\AssemblyInfo.vb" /> <Content Include="example.xls"> <CopyToOutputDirectory>Always</CopyToOutputDirectory> </Content> </ItemGroup> <ItemGroup> </ItemGroup> </Project>

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Program.vb
      
Imports System.Diagnostics Imports System.IO Imports Bytescout.Spreadsheet Class Program Friend Shared Sub Main(args As String()) ' Open spreadsheet from file Dim document As New Spreadsheet() document.LoadFromFile("example.xls") ' Get first worksheet Dim worksheet As Worksheet = document.Workbook.Worksheets(0) ' Hide formula in B9 cell worksheet.Cell("B9").HiddenFormula = True ' Protect the worksheet with password worksheet.Protect("password") ' Delete output file if exists If File.Exists("changed.xls") Then File.Delete("changed.xls") End If ' Save document document.SaveAs("changed.xls") ' Close spreadsheet document.Close() ' Open generated XLS document in default program Process.Start("changed.xls") End Sub End Class

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