<html><head><metahttp-equiv="X-UA-Compatible"content="IE=edge"/><linkrel="shortcut icon"href="../icons/favicon.ico"/><linkrel="stylesheet"type="text/css"href="../styles/branding.css"/><linkrel="stylesheet"type="text/css"href="../styles/branding-en-US.css"/><scripttype="text/javascript"src="../scripts/branding.js"></script><metahttp-equiv="Content-Type"content="text/html; charset=UTF-8"/><title>InverseBoolConverter.ConvertBack Method </title><metaname="Language"content="en-us"/><metaname="System.Keywords"content="ConvertBack method"/><metaname="System.Keywords"content="InverseBoolConverter.ConvertBack method"/><metaname="Microsoft.Help.F1"content="butterflow_ui.InverseBoolConverter.ConvertBack"/><metaname="Microsoft.Help.Id"content="M:butterflow_ui.InverseBoolConverter.ConvertBack(System.Object,System.Type,System.Object,System.Globalization.CultureInfo)"/><metaname="Description"content="Converts an inverse boolean back to its original state."/><metaname="Microsoft.Help.ContentType"content="Reference"/><metaname="BrandingAware"content="true"/><metaname="container"content="butterflow_ui"/><metaname="file"content="09aaa9de-0353-b04f-53b0-541e73ff99f9"/><metaname="guid"content="09aaa9de-0353-b04f-53b0-541e73ff99f9"/><linkrel="stylesheet"type="text/css"href="../styles/branding-Website.css"/><scripttype="text/javascript"src="../scripts/jquery-3.3.1.min.js"></script><scripttype="text/javascript"src="../scripts/branding-Website.js"></script><scripttype="text/javascript"src="../scripts/clipboard.min.js"></script></head><bodyonload="OnLoad('cs')"><inputtype="hidden"id="userDataCache"class="userDataStyle"/><divclass="pageHeader"id="PageHeader">A Sandcastle Documented Class Library<formid="SearchForm"method="get"action="#"onsubmit="javascript:TransferToSearchPage(); return false;"><inputid="SearchTextBox"type="text"maxlength="200"/><buttonid="SearchButton"type="submit"></button></form></div><divclass="pageBody"><divclass="leftNav"id="leftNav"><divid="tocNav"><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="../html/e151fc72-f3cc-1740-7ea1-73c21ce1fa93.htm"title="A Sandcastle Documented Class Library"tocid="roottoc">A Sandcastle Documented Class Library</a></div><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="../html/e151fc72-f3cc-1740-7ea1-73c21ce1fa93.htm"title="butterflow_ui"tocid="e151fc72-f3cc-1740-7ea1-73c21ce1fa93">butterflow_ui</a></div><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="../html/571e5a65-b19d-80a7-fc52-e02575182e64.htm"title="InverseBoolConverter Class"tocid="571e5a65-b19d-80a7-fc52-e02575182e64">InverseBoolConverter Class</a></div><divclass="toclevel1"data-toclevel="1"data-childrenloaded="true"><aclass="tocExpanded"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="../html/825b5c96-d9f1-20e2-cb31-7c084b449b1f.htm"title="InverseBoolConverter Methods"tocid="825b5c96-d9f1-20e2-cb31-7c084b449b1f">InverseBoolConverter Methods</a></div><divclass="toclevel2"data-toclevel="2"><adata-tochassubtree="false"href="../html/097cfdfe-d69f-d263-612c-a33468013317.htm"title="Convert Method "tocid="097cfdfe-d69f-d263-612c-a33468013317">Convert Method </a></div><divclass="toclevel2 current"data-toclevel="2"><adata-tochassubtree="false"href="../html/09aaa9de-0353-b04f-53b0-541e73ff99f9.htm"title="ConvertBack Method "tocid="09aaa9de-0353-b04f-53b0-541e73ff99f9">ConvertBack Method </a></div></div><divid="tocResizableEW"onmousedown="OnMouseDown(event);"></div><divid="TocResize"class="tocResize"><imgid="ResizeImageIncrease"src="../icons/TocOpen.gif"onclick="OnIncreaseToc()"alt="Click or drag to resize"title="Click or drag to resize"/><imgid="ResizeImageReset"src="../icons/TocClose.gif"style=
)</pre></div></div></div><scripttype="text/javascript">AddLanguageTabSet("ID0EACA");</script><h4class="subHeading">Parameters</h4><dl><dt><spanclass="parameter">value</span></dt><dd>Type:<ahref="https://docs.microsoft.com/dotnet/api/system.object"target="_blank">System<spanid="LST4B6EFB67_1"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LST4B6EFB67_1?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Object</a><br/> The value that is produced by the binding target. </dd><dt><spanclass="parameter">targetType</span></dt><dd>Type:<ahref="https://docs.microsoft.com/dotnet/api/system.type"target="_blank">System<spanid="LST4B6EFB67_2"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LST4B6EFB67_2?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Type</a><br/> The type to convert to. </dd><dt><spanclass="parameter">parameter</span></dt><dd>Type:<ahref="https://docs.microsoft.com/dotnet/api/system.object"target="_blank">System<spanid="LST4B6EFB67_3"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LST4B6EFB67_3?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Object</a><br/> The converter parameter to use. </dd><dt><spanclass="parameter">culture</span></dt><dd>Type:<ahref="https://docs.microsoft.com/dotnet/api/system.globalization.cultureinfo"target="_blank">System.Globalization<spanid="LST4B6EFB67_4"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LST4B6EFB67_4?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>CultureInfo</a><br/> The culture to use in the converter. </dd></dl><h4class="subHeading">Return Value</h4>Type:<ahref="https://docs.microsoft.com/dotnet/api/system.object"target="_blank">Object</a><br/>
A converted value. If the method returns <spanclass="keyword"><spanid="LST4B6EFB67_5"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LST4B6EFB67_5?vb=Nothing|cpp=nullptr|nu=null");</script></span>, the valid null value is
<h4class="subHeading">Implements</h4><ahref="https://docs.microsoft.com/dotnet/api/system.windows.data.ivalueconverter.convertback#System_Windows_Data_IValueConverter_ConvertBack_System_Object_System_Type_System_Object_System_Globalization_CultureInfo_"target="_blank">IValueConverter<spanid="LST4B6EFB67_6"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LST4B6EFB67_6?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>ConvertBack(Object, Type, Object, CultureInfo)</a><br/></div><divclass="collapsibleAreaRegion"><spanclass="collapsibleRegionTitle"onclick="SectionExpandCollapse('ID2RB')"onkeypress="SectionExpandCollapse_CheckKey('ID2RB', event)"tabindex="0"><imgid="ID2RBToggle"class="collapseToggle"src="../icons/SectionExpanded.png"/>Exceptions</span></div><divid="ID2RBSection"class="collapsibleSection"><divclass="tableSection"><table><tr><th>Exception</th><th>Condition</th></tr><tr><td><ahref="https://docs.microsoft.com/dotnet/api/system.invalidcastexception"target="_blank">InvalidCastException</a></td><td> Thrown when an object cannot be cast to a required
