<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, height=device-height, initial-scale=1, user-scalable=no"><meta name="description" content="API docs for the valueToString method from the StringProperty class, for the Dart programming language."><title>valueToString method - StringProperty class - foundation library - Dart API</title><!-- required because all the links are pseudo-absolute --><base href="../.."><link href="https://fonts.googleapis.com/css?family=Source+Code+Pro:500,400i,400,300|Source+Sans+Pro:400,300,700" rel="stylesheet"><link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet"><link rel="stylesheet" href="static-assets/github.css"><link rel="stylesheet" href="static-assets/styles.css"><link rel="icon" href="static-assets/favicon.png"></head><body><div id="overlay-under-drawer"></div><header id="title"><button 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id="dartdoc-main-content" class="col-xs-12 col-sm-9 col-md-8 main-content"><div><h1><span class="kind-method">valueToString</span> method</h1></div><section class="multi-line-signature"><div><ol class="annotation-list"><li>@override</li></ol></div><span class="returntype"><a href="dart-core/String-class.html">String</a></span><span class="name ">valueToString</span>(<wbr>{<span class="parameter" id="valueToString-param-parentConfiguration"><span class="type-annotation"><a href="foundation/TextTreeConfiguration-class.html">TextTreeConfiguration</a></span> <span class="parameter-name">parentConfiguration</span></span> })<div class="features">override</div></section><section class="desc markdown"><p>Returns a string representation of the property value.</p><p>Subclasses should override this method instead of <a href="foundation/DiagnosticsProperty/toDescription.html">toDescription</a> tocustomize how property values are converted to strings.</p><p>Overriding this method ensures that behavior controlling how propertyvalues are decorated to generate a nice <a href="foundation/DiagnosticsProperty/toDescription.html">toDescription</a> are consistentacross all implementations. Debugging tools may also choose to use<a href="foundation/StringProperty/valueToString.html">valueToString</a> directly instead of <a href="foundation/DiagnosticsProperty/toDescription.html">toDescription</a>.</p><p><code>parentConfiguration</code> specifies how the parent is rendered as text art.For example, if the parent places all properties on one line, the valueof the property should be displayed without line breaks if possible.</p></section><section class="summary source-code" id="source"><h2><span>Implementation</span></h2><pre class="language-dart"><code class="language-dart">@overrideString valueToString({ TextTreeConfiguration parentConfiguration }) {String text = _description ?? value;if (parentConfiguration != null &&!parentConfiguration.lineBreakProperties &&text != null) {// Escape linebreaks in multiline strings to avoid confusing output when// the parent of this node is trying to display all properties on the same// line.text = text.replaceAll('\n', '\\n');}if (quoted && text != null) {// An empty value would not appear empty after being surrounded with// quotes so we have to handle this case separately.if (ifEmpty != null && text.isEmpty)return ifEmpty;return '"$text"';}return text.toString();}</code></pre></section></div> <!-- /.main-content --><div id="dartdoc-sidebar-right" class="col-xs-6 col-sm-6 col-md-2 sidebar sidebar-offcanvas-right"></div><!--/.sidebar-offcanvas--></main><footer><span class="no-break">flutter 0.0.0-unknown</span></footer><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script><script src="static-assets/typeahead.bundle.min.js"></script><script src="static-assets/highlight.pack.js"></script><script src="static-assets/URI.js"></script><script src="static-assets/script.js"></script></body></html>
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