{"id":1374,"date":"2026-07-13T18:00:00","date_gmt":"2026-07-13T17:00:00","guid":{"rendered":"https:\/\/wade.one\/blog\/?p=1374"},"modified":"2026-07-13T18:00:00","modified_gmt":"2026-07-13T17:00:00","slug":"php-8-6-alpha-1-is-when-teams-should-start-testing","status":"publish","type":"post","link":"https:\/\/wade.one\/blog\/2026\/07\/13\/php-8-6-alpha-1-is-when-teams-should-start-testing\/","title":{"rendered":"PHP 8.6 Alpha 1 Is When Teams Should Start Testing"},"content":{"rendered":"<p>PHP 8.6 Alpha 1 is out, which does not mean anyone should put it into production. It does mean the people maintaining frameworks, libraries, deployment images, and larger PHP applications have a useful head start. Waiting for the final release before testing is how a routine upgrade becomes an avoidable rush.<\/p>\n<p>The <a href=\"https:\/\/www.php.net\/\">PHP 8.6 Alpha 1 announcement<\/a> is very clear that this is an early testing release. Alpha 2 is planned for 16 July, while the <a href=\"https:\/\/wiki.php.net\/todo\/php86\">current PHP 8.6 timetable<\/a> targets feature freeze in August and general availability on 19 November 2026. Those dates can move, but the shape of the release cycle is now real enough to plan around.<\/p>\n<p>I would start with a disposable CI job rather than a developer laptop becoming the unofficial test environment. Run the existing test suite on 8.6, allow it to fail initially, and record whether the breakage comes from the application, a dependency, an extension, or the container image. That gives maintainers useful reports while there is still time to fix the underlying issue properly.<\/p>\n<p>The point of an alpha is not to admire the feature list. It is to find the strange compatibility edge before November. Production can stay on a supported stable version, but CI should be allowed to look ahead.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP 8.6 Alpha 1 is not for production, but it is exactly when framework, library, and platform teams should begin compatibility testing.<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[28,13],"tags":[35,197,181,153],"class_list":["post-1374","post","type-post","status-publish","format-standard","hentry","category-php","category-programming","tag-php","tag-php-8-6","tag-testing","tag-upgrades"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - 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