{"id":7307,"date":"2025-09-30T16:37:49","date_gmt":"2025-09-30T21:37:49","guid":{"rendered":"https:\/\/frontendmasters.com\/blog\/?p=7307"},"modified":"2025-09-30T16:37:50","modified_gmt":"2025-09-30T21:37:50","slug":"dont-sleep-on-abortcontroller","status":"publish","type":"post","link":"https:\/\/frontendmasters.com\/blog\/dont-sleep-on-abortcontroller\/","title":{"rendered":"Don&#8217;t Sleep on AbortController"},"content":{"rendered":"\n<p><a href=\"https:\/\/kettanaito.com\/blog\/dont-sleep-on-abort-controller\">Artem Zakharchenko:<\/a> <\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>A great &#8220;aha&#8221; moment for me was when I realized you can use\u00a0<em>a single\u00a0<code>signal<\/code><\/em>\u00a0to remove\u00a0<em>multiple<\/em>\u00a0event listeners!<\/p>\n<\/blockquote>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"JavaScript\" data-shcb-language-slug=\"javascript\"><span><code class=\"hljs language-javascript\">useEffect(<span class=\"hljs-function\"><span class=\"hljs-params\">()<\/span> =&gt;<\/span> {\n  <span class=\"hljs-keyword\">const<\/span> controller = <span class=\"hljs-keyword\">new<\/span> AbortController()\n\n  <span class=\"hljs-built_in\">window<\/span>.addEventListener(<span class=\"hljs-string\">'resize'<\/span>, handleResize, {\n    <span class=\"hljs-attr\">signal<\/span>: controller.signal,\n  })\n  <span class=\"hljs-built_in\">window<\/span>.addEventListener(<span class=\"hljs-string\">'hashchange'<\/span>, handleHashChange, {\n    <span class=\"hljs-attr\">signal<\/span>: controller.signal,\n  })\n  <span class=\"hljs-built_in\">window<\/span>.addEventListener(<span class=\"hljs-string\">'storage'<\/span>, handleStorageChange, {\n    <span class=\"hljs-attr\">signal<\/span>: controller.signal,\n  })\n\n  <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-function\"><span class=\"hljs-params\">()<\/span> =&gt;<\/span> {\n    <span class=\"hljs-comment\">\/\/ Calling `.abort()` removes ALL event listeners<\/span>\n    <span class=\"hljs-comment\">\/\/ associated with `controller.signal`. Gone!<\/span>\n    controller.abort()\n  }\n}, &#91;])<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">JavaScript<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">javascript<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>","protected":false},"excerpt":{"rendered":"<p>Artem Zakharchenko: A great &#8220;aha&#8221; moment for me was when I realized you can use\u00a0a single\u00a0signal\u00a0to remove\u00a0multiple\u00a0event listeners!<\/p>\n","protected":false},"author":1,"featured_media":7310,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"sig_custom_text":"","sig_image_type":"featured-image","sig_custom_image":0,"sig_is_disabled":false,"inline_featured_image":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[29],"tags":[409,3,329],"class_list":["post-7307","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-the-beat","tag-abortcontroller","tag-javascript","tag-useeffect"],"acf":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/frontendmasters.com\/blog\/wp-content\/uploads\/2025\/09\/pexels-photo-30885772.jpeg?fit=1880%2C1253&ssl=1","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/posts\/7307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/comments?post=7307"}],"version-history":[{"count":2,"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/posts\/7307\/revisions"}],"predecessor-version":[{"id":7309,"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/posts\/7307\/revisions\/7309"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/media\/7310"}],"wp:attachment":[{"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/media?parent=7307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/categories?post=7307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/frontendmasters.com\/blog\/wp-json\/wp\/v2\/tags?post=7307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}