</ iframe > </noscript> <!-- End Google Tag Manager (noscript) --> <div id="BeforeHeaderContent"> </div> <div id="HeaderContent"> <div id="ProjectTitle">Bitmap for UWP</div> <div id="PageTitle"><div id="PageTitleText">GetTextBeforePosition Method (TextAnalysisSource)</div></div> </div> <div id="AfterHeaderContent"> <!-- Spacing --> <span id="ToggleAllSectionsLink" class="FunctionLink"> <label id="CollapseAllLabel">Collapse All</label> <label id="ExpandAllLabel" style="display: none;">Expand All</label> </span><!-- Spacing --> <span id="LanguageFilterPopupLink" class="PopupLink" data-popupcontentsource="#LanguageCheckboxes" data-popuptitle='Language Filter'> <label id="ShowAllLabel" for="LanguageFilterPopupLink"> Language Filter: All </label> <label id="MultipleLabel" for="LanguageFilterPopupLink" style="display: none;"> Language Filter: Multiple </label> <label id="VBAllLabel" for="LanguageFilterPopupLink" style="display: none;"> Language Filter: Visual Basic </label> <label id="VBLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: Visual Basic (Declaration)</label> <label id="CSLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: C#</label> </span> <div class="PopupContent" id="LanguageCheckboxes"> <input data-languagename="VB" id="VBLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentVB"> <label class="LanguageFilter" for="VBCheckbox"> Visual Basic (Declaration) </label> <br><input data-languagename="CS" id="CSLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentCS"> <label class="LanguageFilter" for="CSCheckbox"> C# </label> </div> </div> <div class="BreadcrumbsContainer"><table><tr><td> <a href="C1.UWP.DX.html">C1.UWP.DX Assembly</a> > <a href="C1.UWP.DX~C1.Util.DX.DirectWrite_namespace.html">C1.Util.DX.DirectWrite Namespace</a> > <a href="C1.UWP.DX~C1.Util.DX.DirectWrite.TextAnalysisSource.html">TextAnalysisSource Interface</a> : GetTextBeforePosition Method</td></tr></table></div> <div id="textPositionPopupContent" class="PopupContent"> The position immediately after the last position of the block of text to obtain. </div> <div id="BodyContent"> <div class="DescriptionContent">Gets a block of text immediately preceding the specified position.</div> <div class="SectionHeading" id="syntaxSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Syntax</span></div><div id="syntaxSectionContent" class="SectionContent"> <div class="TabContainer" id="TabContainer"> <ul> <li class="FilteredContentVBAll"><a href="#Syntax-VBAll">Visual Basic</a></li> <li class="FilteredContentCS"><a href="#Syntax-CS">C#</a></li> </ul> <div id="Syntax-VB" class="FilteredContentVB"> <pre>'Declaration Function GetTextBeforePosition( _ ByVal <i><a class="PopupLink" id="textPositionPopupLink" data-popupcontentsource="#textPositionPopupContent" data-popupshowevent="click mouseenter">textPosition</a></i> As System.Integer _ ) As System.String</pre> </div> <div id="Syntax-CS" class="FilteredContentCS"> <pre>System.string GetTextBeforePosition( System.int <i><a class="PopupLink" id="textPositionPopupLink" data-popupcontentsource="#textPositionPopupContent" data-popupshowevent="click mouseenter">textPosition</a></i> )</pre> </div> </div> <h4 class="dxh4">Parameters</h4><dl><dt><i>textPosition</i></dt> <dd>The position immediately after the last position of the block of text to obtain.</dd></dl> <h4 class="dxh4">Return Value</h4><div class="ReturnsContent">text immediately preceding the specified position</div></div> <div class="SectionHeading" id="remarksSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Remarks</span></div><div id="remarksSectionContent" class="SectionContent">NULL indicates no chunk available at the specified position, either because textPosition equals 0, textPosition is greater than the entire text content length, or the queried position is not mapped into the application's backing store. Although applications can implement sparse textual content that maps only part of the backing store, the application must map any text that is in the range passed to any analysis functions.</div> <a name="exampleBookmark"></a> <a name="seealsobookmark"></a> <div class="SectionHeading" id="seealsoSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">See Also</span></div><div id="seealsoSectionContent" class="SectionContent"><h4 class="subHeading">Reference</h4><p><a href="C1.UWP.DX~C1.Util.DX.DirectWrite.TextAnalysisSource.html">TextAnalysisSource Interface</a> <br><a href="C1.UWP.DX~C1.Util.DX.DirectWrite.TextAnalysisSource_members.html">TextAnalysisSource Members</a> </p> </div> </div> <div id="FooterContent"> <p> </p><p> </p><hr style="height: 1px"><p>Copyright © <script type="text/javascript"> var theDate=new Date() document.write(theDate.getFullYear()) </script> GrapeCity, inc. All rights reserved.</p> </div> </body> </html>