{"id":584,"date":"2023-02-18T18:36:54","date_gmt":"2023-02-18T10:36:54","guid":{"rendered":"http:\/\/gjweb.top\/?p=584"},"modified":"2023-02-18T18:36:55","modified_gmt":"2023-02-18T10:36:55","slug":"14-%e5%ae%9a%e6%97%b6%e5%99%a8-flutter-key","status":"publish","type":"post","link":"https:\/\/gjweb.top\/?p=584","title":{"rendered":"14. \u5b9a\u65f6\u5668 &#038; Flutter Key"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"\u5b9a\u65f6\u5668\">\u5b9a\u65f6\u5668<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>const timeout = Duration(seconds: 3);<br>    var t=Timer.periodic(timeout, (timer) {<br>    print('afterTimer='+DateTime.now().toString()););<br>    \/\/ timer.cancel(); \/\/ \u53d6\u6d88\u5b9a\u65f6\u5668<br>});<br>t.cancel(); \/\/ \u53d6\u6d88\u5b9a\u65f6\u5668<\/code><\/pre>\n\n\n\n<p>\u9875\u9762\u9500\u6bc1\u7684\u6e05\u9664\u5b9a\u65f6\u5668<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>void dispose() {<br>    super.dispose();<br>    t.cancel();<br>}<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"flutter-key\">Flutter Key<\/h2>\n\n\n\n<p>Key \u8868\u793a\u7ec4\u4ef6\u7684\u552f\u4e00\u8868\u793a, \u7ec4\u4ef6\u8fd8\u901a\u8fc7 <strong>\u7ec4\u4ef6\u7684\u7c7b\u578b<\/strong> \u6216\u8005 <strong>key<\/strong> \u503c\u662f\u662f\u5426\u4e00\u81f4\u6765\u66f4\u65b0\u7684<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b9a\u65f6\u5668 \u9875\u9762\u9500\u6bc1\u7684\u6e05\u9664\u5b9a\u65f6\u5668 Flutter Key Key \u8868\u793a\u7ec4\u4ef6\u7684\u552f\u4e00\u8868\u793a, \u7ec4\u4ef6\u8fd8\u901a\u8fc7 \u7ec4\u4ef6\u7684\u7c7b\u578b \u6216 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"class_list":["post-584","post","type-post","status-publish","format-standard","hentry","category-flutter"],"_links":{"self":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/584","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=584"}],"version-history":[{"count":1,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/584\/revisions"}],"predecessor-version":[{"id":585,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/584\/revisions\/585"}],"wp:attachment":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=584"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=584"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=584"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}