CINXE.COM

allowInteropCaptureThis function - dart:js_util library - Dart API

<!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 allowInteropCaptureThis function from the dart:js_util library, for the Dart programming language."> <title>allowInteropCaptureThis function - dart:js_util library - Dart API</title> <link rel="canonical" href="https://api.dart.dev/dart-js_util/allowInteropCaptureThis.html"> <link rel="preconnect" href="https://fonts.gstatic.com"> <link href="https://fonts.googleapis.com/css2?family=Roboto+Mono:ital,wght@0,300;0,400;0,500;0,700;1,400&display=swap" rel="stylesheet"> <link href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@24,400,0,0" rel="stylesheet"> <link rel="stylesheet" href="../static-assets/github.css?v1"> <link rel="stylesheet" href="../static-assets/styles.css?v1"> <link rel="icon" href="../static-assets/favicon.png?v1"> <!-- Google tag (gtag.js) --> <script async src="https://www.googletagmanager.com/gtag/js?id=G-VVQ8908SJ5"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-VVQ8908SJ5'); </script> <link rel="preconnect" href="https://fonts.googleapis.com"> <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin> <link rel="preload" href="https://fonts.googleapis.com/css2?family=Google+Sans+Text:wght@400&family=Google+Sans:wght@500&display=swap" as="style"> <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Google+Sans+Text:wght@400&family=Google+Sans:wght@500&display=swap"> <link rel="stylesheet" href="https://www.gstatic.com/glue/cookienotificationbar/cookienotificationbar.min.css"> </head> <body data-base-href="../" data-using-base-href="false" class="light-theme"> <div id="overlay-under-drawer"></div> <header id="title"> <span id="sidenav-left-toggle" class="material-symbols-outlined" role="button" tabindex="0">menu</span> <ol class="breadcrumbs gt-separated dark hidden-xs"> <li><a href="../index.html">Dart</a></li> <li><a href="../dart-js_util/dart-js_util-library.html">dart:js_util</a></li> <li class="self-crumb">allowInteropCaptureThis function</li> </ol> <div class="self-name">allowInteropCaptureThis</div> <form class="search navbar-right" role="search"> <input type="text" id="search-box" autocomplete="off" disabled class="form-control typeahead" placeholder="Loading search..."> </form> <div class="toggle" id="theme-button" title="Toggle brightness"> <label for="theme"> <input type="checkbox" id="theme" value="light-theme"> <span id="dark-theme-button" class="material-symbols-outlined"> dark_mode </span> <span id="light-theme-button" class="material-symbols-outlined"> light_mode </span> </label> </div> </header> <main> <div id="dartdoc-main-content" class="main-content" data-above-sidebar="dart-js_util&#47;dart-js_util-library-sidebar.html" data-below-sidebar=""> <div> <div id="external-links" class="btn-group"><a title="View source code" class="source-link" href="https://github.com/dart-lang/sdk/blob/88c9758ef131d430d8ce595c6bfb4c90574d3ddd/sdk/lib/js_util/js_util.dart#L286"><span class="material-symbols-outlined">description</span></a></div> <h1><span class="kind-function">allowInteropCaptureThis</span> function </h1></div> <section class="multi-line-signature"> <span class="returntype"><a href="../dart-core/Function-class.html">Function</a></span> <span class="name ">allowInteropCaptureThis</span>(<wbr><ol class="parameter-list single-line"> <li><span class="parameter" id="allowInteropCaptureThis-param-f"><span class="type-annotation"><a href="../dart-core/Function-class.html">Function</a></span> <span class="parameter-name">f</span></span></li> </ol>) </section> <section class="desc markdown"> <p>Returns a wrapper around function <code>f</code> that can be called from JavaScript using <code>package:js</code> JavaScript interop, passing JavaScript <code>this</code> as the first argument.</p> <p>See <a href="../dart-js_util/allowInterop.html">allowInterop</a>.</p> <p>When called from Dart, <code>null</code> will be passed as the first argument.</p> </section> <section class="summary source-code" id="source"> <h2><span>Implementation</span></h2> <pre class="language-dart"><code class="language-dart">external Function allowInteropCaptureThis(Function f);</code></pre> </section> </div> <!-- /.main-content --> <div id="dartdoc-sidebar-left" class="sidebar sidebar-offcanvas-left"> <!-- The search input and breadcrumbs below are only responsively visible at low resolutions. --> <header id="header-search-sidebar" class="hidden-l"> <form class="search-sidebar" role="search"> <input type="text" id="search-sidebar" autocomplete="off" disabled class="form-control typeahead" placeholder="Loading search..."> </form> </header> <ol class="breadcrumbs gt-separated dark hidden-l" id="sidebar-nav"> <li><a href="../index.html">Dart</a></li> <li><a href="../dart-js_util/dart-js_util-library.html">dart:js_util</a></li> <li class="self-crumb">allowInteropCaptureThis function</li> </ol> <h5>dart:js_util library</h5> <div id="dartdoc-sidebar-left-content"></div> </div><!--/.sidebar-offcanvas-left--> <div id="dartdoc-sidebar-right" class="sidebar sidebar-offcanvas-right"> </div><!--/.sidebar-offcanvas--> </main> <footer> <span class="no-break"> Dart 3.5.4 </span> <span class="glue-footer"> <span class="no-break"> | <a href="https://dart.dev/terms" title="Terms of use">Terms</a> </span> <span class="no-break"> | <a href="https://policies.google.com/privacy" target="_blank" rel="noopener" title="Privacy policy" class="no-automatic-external">Privacy</a> </span> <span class="no-break"> | <a href="https://dart.dev/security" title="Security philosophy and practices">Security</a> </span> <div class="copyright" style="font-size: 0.9em; color: darkgrey; margin-top: 0.5em;"> Except as otherwise noted, this site is licensed under a <a style="color: darkgrey;" href="https://creativecommons.org/licenses/by/4.0/"> Creative Commons Attribution 4.0 International License</a> and code samples are licensed under the <a style="color: darkgrey;" href="https://opensource.org/licenses/BSD-3-Clause" class="no-automatic-external"> 3-Clause BSD License</a> </div> </span> </footer> <script src="../static-assets/highlight.pack.js?v1"></script> <script src="../static-assets/docs.dart.js"></script> <button aria-hidden="true" class="glue-footer__link glue-cookie-notification-bar-control"> Cookies management controls </button> <script src="https://www.gstatic.com/glue/cookienotificationbar/cookienotificationbar.min.js" data-glue-cookie-notification-bar-category="2B"> </script> </body> </html>

Pages: 1 2 3 4 5 6 7 8 9 10