﻿<html><head><meta http-equiv="X-UA-Compatible" content="IE=edge" /><link rel="shortcut icon" href="../icons/favicon.ico" /><style type="text/css">.OH_CodeSnippetContainerTabLeftActive, .OH_CodeSnippetContainerTabLeft,.OH_CodeSnippetContainerTabLeftDisabled { }.OH_CodeSnippetContainerTabRightActive, .OH_CodeSnippetContainerTabRight,.OH_CodeSnippetContainerTabRightDisabled { }.OH_footer { }</style><link rel="stylesheet" type="text/css" href="../styles/branding.css" /><link rel="stylesheet" type="text/css" href="../styles/branding-en-US.css" /><script type="text/javascript" src="../scripts/branding.js"> </script><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>PatternLayout Constructor (String)</title><meta name="Language" content="en-us" /><meta name="Microsoft.Help.Id" content="M:log4net.Layout.PatternLayout.#ctor(System.String)" /><meta name="Description" content="Constructs a PatternLayout using the supplied conversion pattern" /><meta name="Microsoft.Help.ContentType" content="Reference" /><meta name="BrandingAware" content="true" /><meta name="container" content="log4net.Layout" /><meta name="file" content="M_log4net_Layout_PatternLayout__ctor_1" /><meta name="guid" content="M_log4net_Layout_PatternLayout__ctor_1" /></head><body onload="OnLoad('cs')"><input type="hidden" id="userDataCache" class="userDataStyle" /><div class="OH_outerDiv"><div class="OH_outerContent"><table class="TitleTable"><tr><td class="OH_tdTitleColumn">PatternLayout Constructor (String)</td><td class="OH_tdRunningTitleColumn">Apache log4net™ SDK Documentation</td></tr></table><div id="mainSection"><div id="mainBody"><span class="introStyle"></span><div class="summary">
            Constructs a PatternLayout using the supplied conversion pattern
            </div><p> </p><strong>Namespace:</strong> <a href="N_log4net_Layout.htm">log4net.Layout</a><br /><strong>Assembly:</strong> log4net (in log4net.dll) Version: 2.0.6.0-.NET 4.0<div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Syntax</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><div class="OH_CodeSnippetContainer"><div class="OH_CodeSnippetContainerTabs"><div class="OH_CodeSnippetContainerTabLeft" id="ID0EDCA_tabimgleft"> </div><div id="ID0EDCA_tab1" class="OH_CodeSnippetContainerTabFirst"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','cs','1','4');return false;">C#</a></div><div id="ID0EDCA_tab2" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','vb','2','4');return false;">VB</a></div><div id="ID0EDCA_tab3" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','cpp','3','4');return false;">C++</a></div><div id="ID0EDCA_tab4" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','fs','4','4');return false;">F#</a></div><div class="OH_CodeSnippetContainerTabRight" id="ID0EDCA_tabimgright"> </div></div><div class="OH_CodeSnippetContainerCodeCollection"><div class="OH_CodeSnippetToolBar"><div class="OH_CodeSnippetToolBarText"><a id="ID0EDCA_copyCode" href="#" onclick="javascript:CopyToClipboard('ID0EDCA');return false;" title="Copy">Copy</a></div></div><div id="ID0EDCA_code_Div1" class="OH_CodeSnippetContainerCode" style="display: block"><pre xml:space="preserve"><span class="keyword">public</span> <span class="identifier">PatternLayout</span>(
	<span class="identifier">string</span> <span class="parameter">pattern</span>
)</pre></div><div id="ID0EDCA_code_Div2" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">Public</span> <span class="keyword">Sub</span> <span class="identifier">New</span> ( 
	<span class="parameter">pattern</span> <span class="keyword">As</span> <span class="identifier">String</span>
)</pre></div><div id="ID0EDCA_code_Div3" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">public</span>:
<span class="identifier">PatternLayout</span>(
	<span class="identifier">String</span>^ <span class="parameter">pattern</span>
)</pre></div><div id="ID0EDCA_code_Div4" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">new</span> : 
        <span class="parameter">pattern</span> : <span class="identifier">string</span> <span class="keyword">-&gt;</span> <span class="identifier">PatternLayout</span></pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0EDCA");</script><h4 class="subHeading">Parameters</h4><dl><dt><span class="parameter">pattern</span></dt><dd>Type: <a href="http://msdn2.microsoft.com/en-us/library/s1wwdcbf" target="_blank">System<span id="LST3BC78520_0"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST3BC78520_0?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>String</a><br />the pattern to use</dd></dl><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Remarks</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><p>
            Note to Inheritors: This constructor calls the virtual method
            <a href="M_log4net_Layout_PatternLayout_CreatePatternParser.htm">CreatePatternParser(String)</a>. If you override this method be
            aware that it will be called before your is called constructor.
            </p><p>
            When using this constructor the <a href="M_log4net_Layout_PatternLayout_ActivateOptions.htm">ActivateOptions<span id="LST3BC78520_1"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST3BC78520_1?cs=()|vb=|cpp=()|nu=()|fs=()");</script></a> method 
            need not be called. This may not be the case when using a subclass.
            </p><div class="OH_CollapsibleAreaRegion" id="seeAlsoSection"><div class="OH_regiontitle">See Also</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><h4 class="subHeading">Reference</h4><div class="seeAlsoStyle"><a href="T_log4net_Layout_PatternLayout.htm">PatternLayout Class</a></div><div class="seeAlsoStyle"><a href="Overload_log4net_Layout_PatternLayout__ctor.htm">PatternLayout Overload</a></div><div class="seeAlsoStyle"><a href="N_log4net_Layout.htm">log4net.Layout Namespace</a></div></div></div></div></div><div id="OH_footer" class="OH_footer">Apache log4net, Apache and log4net are trademarks of The Apache Software Foundation.<p><a href="http://logging.apache.org/log4net/" target="_blank">Copyright 2004-2016 The Apache Software Foundation</a></p><div class="OH_feedbacklink">Send comments on this topic to
        <a id="HT_MailLink" href="mailto:http%3A%2F%2Flogging.apache.org%2Flog4net%2Fmail-lists.html?Subject=Apache log4net™ SDK Documentation">http://logging.apache.org/log4net/mail-lists.html</a></div><script type="text/javascript">
        var HT_mailLink = document.getElementById("HT_MailLink");
        var HT_mailLinkText = HT_mailLink.innerHTML;
        HT_mailLink.href += ": " + document.title + "\u0026body=" + encodeURIComponent("Your feedback is used to improve the documentation and the product. Your e-mail address will not be used for any other purpose and is disposed of after the issue you report is resolved. While working to resolve the issue that you report, you may be contacted via e-mail to get further details or clarification on the feedback you sent. After the issue you report has been addressed, you may receive an e-mail to let you know that your feedback has been addressed.");
        HT_mailLink.innerHTML = HT_mailLinkText;
        </script> </div></body></html>