{"id":191,"date":"2021-02-10T10:07:45","date_gmt":"2021-02-10T02:07:45","guid":{"rendered":"http:\/\/gjweb.top\/?p=191"},"modified":"2021-02-10T10:07:46","modified_gmt":"2021-02-10T02:07:46","slug":"node%e4%b8%ad%e7%9a%84%e4%ba%8b%e4%bb%b6%e8%bd%ae%e8%af%a2%e6%a8%a1%e5%9e%8b","status":"publish","type":"post","link":"https:\/\/gjweb.top\/?p=191","title":{"rendered":"Node\u4e2d\u7684\u4e8b\u4ef6\u8f6e\u8be2\u6a21\u578b"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">node\u4e2d\u7684\u4e8b\u4ef6\u5faa\u73af\u6a21\u578b<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>clearImediate : \u6e05\u7a7a\u7acb\u6267\u884c\u51fd\u6570<\/li><li>clearInterval : \u6e05\u9664\u5faa\u73af\u5b9a\u65f6\u5668<\/li><li>clearTimout : \u6e05\u9664\u4e00\u6b21\u6027\u5b9a\u65f6\u5668<\/li><li>setImmediate : \u8bbe\u7f6e\u7acb\u5373\u6267\u884c\u51fd\u6570<\/li><li>setInterval : \u8bbe\u7f6e\u5faa\u73af\u5b9a\u65f6\u5668<\/li><li>setTimeout : \u8bbe\u7f6e\u4e00\u6b21\u6027\u5b9a\u65f6\u5668<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">node\u4e8b\u4ef6\u5faa\u73af\u6a21\u578b\u7ecf\u5386\u7684\u9636\u6bb5<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>\u9636\u6bb5\u4e00<ul><li>timers (\u5b9a\u65f6\u5668\u9636\u6bb5&#8211;setTimeout,setInterval)<ul><li>\u5f00\u59cb\u8ba1\u65f6<\/li><li>\u6267\u884c\u5b9a\u65f6\u5668\u56de\u8c03<\/li><\/ul><\/li><\/ul><\/li><li>\u9636\u6bb5\u4e8c<ul><li>pending callbacks (\u7cfb\u7edf\u9636\u6bb5)<\/li><\/ul><\/li><li>\u9636\u6bb5\u4e09<ul><li>idle,prepare(\u51c6\u5907\u9636\u6bb5)<\/li><\/ul><\/li><li>\u9636\u6bb5\u56db<ul><li>poll (\u8f6e\u8be2\u9636\u6bb5 (\u6838\u5fc3) )<ul><li>\u5982\u679c\u56de\u8c03\u961f\u91cc\u6709\u5f85\u6267\u884c\u7684\u56de\u8c03,\u4ece\u56de\u8c03\u961f\u5217\u4e2d\u53d6\u51fa\u56de\u8c03\u51fd\u6570,\u540c\u6b65\u6267\u884c,\u76f4\u5230\u56de\u8c03\u961f\u5217\u4e3a\u7a7a\u6216\u8005\u8fbe\u5230\u7cfb\u7edf\u6700\u5927\u9650\u5236<\/li><li>\u5982\u679c\u56de\u8c03\u961f\u5217\u4e3a\u7a7a,\u5728\u6b64\u9636\u6bb5\u505c\u7559,\u7b49\u5f85\u56de\u8c03\u51fd\u6570\u88ab\u63d2\u5165\u56de\u8c03\u961f\u5217.<ul><li>\u5982\u679c\u6709\u8bbe\u7f6e\u8fc7setImmediate,\u8fdb\u5165\u4e0b\u4e00\u4e2acheck\u9636\u6bb5<ul><li>\u76ee\u7684: \u4e3a\u4e86\u6267\u884c setImmediate \u6240\u8bbe\u7f6e\u7684<\/li><\/ul><\/li><li>\u5982\u679c\u672a\u8bbe\u7f6e\u8fc7 setImmediate<ul><li>\u5728\u6b64\u9636\u6bb5\u505c\u7559,\u7b49\u5f85\u56de\u8c03\u51fd\u6570\u88ab\u63d2\u5165\u56de\u8c03\u961f\u5217<\/li><li>\u5982\u679c\u5b9a\u65f6\u5668\u5230\u70b9\u4e86,\u8fdb\u884c\u4e0b\u63d0\u4e2acheck\u9636\u6bb5<ul><li>\u539f\u56e0: \u4e3a\u4e86\u8d70\u7b2c\u4e94\\\u516d\u9636\u6bb5,\u968f\u540e\u8fdb\u5165\u7b2c\u4e00\u9636\u6bb5(\u5faa\u73af)<\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li>\u9636\u6bb5\u4e94<ul><li>check (\u4e13\u95e8\u7528\u4e8e\u6267\u884c setImmediate \u6240\u8bbe\u7f6e\u7684\u56de\u8c03)<\/li><\/ul><\/li><li>\u7b2c\u516d\u9636\u6bb5<ul><li>close callbacks<ul><li>\u5173\u95ed\u56de\u8c03\u9636\u6bb5<\/li><\/ul><\/li><\/ul><\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>peocess.nextTick()<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u7528\u4e8e\u7acb\u5373\u6267\u884c\u51fd\u6570;\u80fd\u5728\u4efb\u610f\u9636\u6bb5\u4f18\u5148\u6267\u884c,(\u4e3b\u7ebf\u7a0b\u9664\u5916,\u53ea\u5728\u56de\u8c03\u961f\u5217\u4f18\u5148)<\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>node\u4e2d\u7684\u4e8b\u4ef6\u5faa\u73af\u6a21\u578b clearImediate : \u6e05\u7a7a\u7acb\u6267\u884c\u51fd\u6570 clearInterval : \u6e05\u9664 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"class_list":["post-191","post","type-post","status-publish","format-standard","hentry","category-node"],"_links":{"self":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/191","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=191"}],"version-history":[{"count":0,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/191\/revisions"}],"wp:attachment":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=191"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=191"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}