{"id":186765,"date":"2019-12-13T04:57:00","date_gmt":"2019-12-12T20:57:00","guid":{"rendered":"http:\/\/itteacheritfreelance.hk\/test\/wordpress\/?guid=72433b7f1741839c577db58f9cd6cc92"},"modified":"2019-12-13T04:57:00","modified_gmt":"2019-12-12T20:57:00","slug":"google-dart-adds-extension-methods-2","status":"publish","type":"post","link":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/2019\/12\/13\/google-dart-adds-extension-methods-2\/","title":{"rendered":"Google Dart adds extension methods"},"content":{"rendered":"<article>\n<section class=\"page\">\n<p>With Dart 2.7 released this week, the Google-developed programming language adds extension methods, allowing developers to add functionality to any type\u2014even to types not under the developer\u2019s control.\u00a0<\/p>\n<p>Extension methods have the brevity and auto-complete experience of regular method calls.\u00a0An example provided in a Google bulletin on the Dart 2.7 release illustrates how developers could extend the <code>String<\/code> <a href=\"http:\/\/itteacheritfreelance.hk\/index.php\" title=\"\u672c\u7db1\u9801\u63d0\u4f9b\u4e00\u500b\u65b9\u4fbf\u7684\u5e73\u53f0, \u70ba\u5927\u5bb6\u914d\u5c0d\u96fb\u8166\u88dc\u7fd2,IT freelance, \u79c1\u4eba\u8001\u5e2b , PHP\u88dc\u7fd2, HTML\u88dc\u7fd2, CSS\u88dc\u7fd2, JavaScript\u88dc\u7fd2, XML, Java\u88dc\u7fd2,Server\u88dc\u7fd2, MySQL\u88dc\u7fd2, \u4e2d\u5b78\u96fb\u8166\u79d1\u79c1\u4eba\u88dc\u7fd2, \u5728\u8077\u4eba\u58eb\u96fb\u8166\u63d0\u5347\u88dc\u7fd2,\u5c08\u696d\u8003\u8a66\u96fb\u8166 \u88dc\u7fd2,\u96fb\u8166\u5716\u50cf\u8a2d\u8a08\u96fb\u8166\u88dc\u7fd2, gra\">class<\/a>. Developers in the Dart community already have been experimenting with extension methods, including development of a <a href=\"https:\/\/pub.dev\/packages\/time\" rel=\"nofollow\">time package<\/a> using extensions on <code>numcode<\/code>, the base <a href=\"http:\/\/itteacheritfreelance.hk\/index.php\" title=\"\u672c\u7db1\u9801\u63d0\u4f9b\u4e00\u500b\u65b9\u4fbf\u7684\u5e73\u53f0, \u70ba\u5927\u5bb6\u914d\u5c0d\u96fb\u8166\u88dc\u7fd2,IT freelance, \u79c1\u4eba\u8001\u5e2b , PHP\u88dc\u7fd2, HTML\u88dc\u7fd2, CSS\u88dc\u7fd2, JavaScript\u88dc\u7fd2, XML, Java\u88dc\u7fd2,Server\u88dc\u7fd2, MySQL\u88dc\u7fd2, \u4e2d\u5b78\u96fb\u8166\u79d1\u79c1\u4eba\u88dc\u7fd2, \u5728\u8077\u4eba\u58eb\u96fb\u8166\u63d0\u5347\u88dc\u7fd2,\u5c08\u696d\u8003\u8a66\u96fb\u8166 \u88dc\u7fd2,\u96fb\u8166\u5716\u50cf\u8a2d\u8a08\u96fb\u8166\u88dc\u7fd2, gra\">class<\/a> for ints and doubles, for the construction of <code>Duration<\/code> objects.<\/p>\n<p class=\"jumpTag\"><a href=\"https:\/\/www.javaworld.com\/article\/3505864\/google-dart-adds-extension-methods.html#jump\">To read this article in full, please click here<\/a><\/p>\n<\/section>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>With Dart 2.7 released this week, the Google-developed programming language adds extension methods, allowing developers to add functionality to any type\u2014even to types not under the developer\u2019s control.\u00a0Extension methods have the brevity and auto-com&#8230; <a href=\"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/2019\/12\/13\/google-dart-adds-extension-methods-2\/\">\u95b1\u8b80\u5168\u6587 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":134,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"slim_seo":[],"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_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","enabled":false}}},"categories":[2,315,7],"tags":[398,402,397,414,413,410,409,407,408,406,399,400,394,318,558,560,555,561,566,553,554,586,585,563,562,567,524,232,10,401,396,381,403,412,411,395,405,404,457,454,320,319,316],"jetpack_publicize_connections":[],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p7prtj-MAl","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/186765"}],"collection":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/users\/134"}],"replies":[{"embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/comments?post=186765"}],"version-history":[{"count":1,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/186765\/revisions"}],"predecessor-version":[{"id":186766,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/posts\/186765\/revisions\/186766"}],"wp:attachment":[{"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/media?parent=186765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/categories?post=186765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itteacheritfreelance.hk\/test\/wordpress\/wp-json\/wp\/v2\/tags?post=186765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}