{"id":1334,"date":"2009-12-02T19:12:01","date_gmt":"2009-12-02T17:12:01","guid":{"rendered":"http:\/\/www.blog.atbliss.ru\/?p=1334"},"modified":"2017-07-17T11:03:46","modified_gmt":"2017-07-17T09:03:46","slug":"calculating-selectors-specificity","status":"publish","type":"post","link":"https:\/\/atbliss.ru\/calculating-selectors-specificity\/","title":{"rendered":"\u041e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u043e\u0441\u0442\u0438 \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u043e\u0432"},"content":{"rendered":"<p>\u0421\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u043e\u0441\u0442\u044c \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u0430 \u0432\u044b\u0447\u0438\u0441\u043b\u044f\u0435\u0442\u0441\u044f \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c:<\/p>\n<ul>\n<li>count 1 if the declaration is from is a &#8216;style&#8217; attribute rather than a rule with a selector, 0 otherwise (= a) (In HTML, values of an element&#8217;s &#171;style&#187; attribute are style sheet rules. These rules have no selectors, so a=1, b=0, c=0, and d=0.)<\/li>\n<li>\u043d\u0430\u0434\u043e \u043f\u043e\u0434\u0441\u0447\u0438\u0442\u0430\u0442\u044c \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u043e\u0432 id \u0432 \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u0435 (= b)<\/li>\n<li>\u043d\u0430\u0434\u043e \u043f\u043e\u0434\u0441\u0447\u0438\u0442\u0430\u0442\u044c \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0434\u0440\u0443\u0433\u0438\u0445 \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u043e\u0432 \u0438 \u043f\u0441\u0435\u0432\u0434\u043e-\u043a\u043b\u0430\u0441\u0441\u043e\u0432 \u0432 \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u0435 (= c)<\/li>\n<li>\u043d\u0430\u0434\u043e \u043f\u043e\u0434\u0441\u0447\u0438\u0442\u0430\u0442\u044c \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0438\u043c\u0435\u043d \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 (\u043d\u0430\u0437\u0432\u0430\u043d\u0438\u0439 \u0442\u0435\u0433\u043e\u0432) \u0438 \u043f\u0441\u0435\u0432\u0434\u043e-\u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u0432 \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u0435 (= d)<\/li>\n<\/ul>\n<p>The specificity is based only on the form of the selector. In particular, a selector of the form &#171;[id=p33]&#187; is counted as an attribute selector (a=0, b=0, c=1, d=0), even if the id attribute is defined as an &#171;ID&#187; in the source document&#8217;s DTD.<\/p>\n<p>\u0421\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u0447\u0435\u0442\u044b\u0440\u0435\u0445 \u0447\u0438\u0441\u0435\u043b a-b-c-d (\u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0441\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u044f \u0441 \u0431\u043e\u043b\u044c\u0448\u0438\u043c \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0438\u0435\u043c) \u0434\u0430\u0435\u0442 \u0441\u0432\u043e\u044e \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0443.<\/p>\n<p>\u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440:<\/p>\n<pre><code class=\"css\">*             {}  \/* a=0 b=0 c=0 d=0 -&gt; specificity = 0,0,0,0 *\/\r\n li            {}  \/* a=0 b=0 c=0 d=1 -&gt; specificity = 0,0,0,1 *\/\r\n li:first-line {}  \/* a=0 b=0 c=0 d=2 -&gt; specificity = 0,0,0,2 *\/\r\n ul li         {}  \/* a=0 b=0 c=0 d=2 -&gt; specificity = 0,0,0,2 *\/\r\n ul ol+li      {}  \/* a=0 b=0 c=0 d=3 -&gt; specificity = 0,0,0,3 *\/\r\n h1 + *[rel=up]{}  \/* a=0 b=0 c=1 d=1 -&gt; specificity = 0,0,1,1 *\/\r\n ul ol li.red  {}  \/* a=0 b=0 c=1 d=3 -&gt; specificity = 0,0,1,3 *\/\r\n li.red.level  {}  \/* a=0 b=0 c=2 d=1 -&gt; specificity = 0,0,2,1 *\/\r\n #x34y         {}  \/* a=0 b=1 c=0 d=0 -&gt; specificity = 0,1,0,0 *\/\r\n style=\"\"          \/* a=1 b=0 c=0 d=0 -&gt; specificity = 1,0,0,0 *\/\r\n<\/code><\/pre>\n<pre><code class=\"html\">&lt;head&gt;\r\n&lt;style type=\"text\/css\"&gt;#warning { color: red }&lt;\/style&gt;\r\n&lt;\/head&gt;\r\n&lt;body&gt;\r\n&lt;p id=warning style=\"color: green\"&gt;\r\n&lt;\/body&gt;<\/code><\/pre>\n<p>\u0412 \u0432\u044b\u0448\u0435\u043f\u0440\u0438\u0432\u0435\u0434\u0435\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435, \u0446\u0432\u0435\u0442 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 &lt;p&gt; \u0431\u0443\u0434\u0435\u0442 \u0437\u0435\u043b\u0435\u043d\u044b\u043c. \u0414\u0435\u043a\u043b\u0430\u0440\u0430\u0446\u0438\u044f &#171;style&#187; \u0441\u043e \u0441\u0432\u043e\u0438\u043c\u0438 \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u0430\u043c\u0438 \u0437\u0430\u043c\u0435\u043d\u0438\u0442 \u043f\u0440\u0430\u0432\u0438\u043b\u043e, \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0435 \u0432 \u043a\u0430\u0441\u043a\u0430\u0434\u043d\u043e\u0439 \u0442\u0430\u0431\u043b\u0438\u0446\u0435 \u0441\u0442\u0438\u043b\u0435\u0439, \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u043e\u043d\u0430 \u0438\u043c\u0435\u0435\u0442 \u0431\u043e\u043b\u0435\u0435 \u0432\u044b\u0441\u043e\u043a\u0443\u044e \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u043e\u0441\u0442\u044c.<\/p>\n<p>\u041f\u043e\u0434\u0440\u043e\u0431\u043d\u0435\u0435 \u043c\u043e\u0436\u043d\u043e \u043f\u0440\u043e\u0447\u0435\u0441\u0442\u044c \u0437\u0434\u0435\u0441\u044c: <\/p>\n<address>Calculating a selector&#8217;s specificity \u2014\u00a0\/\/www.w3.org\/TR\/CSS2\/cascade.html#specificity<\/address>\n","protected":false},"excerpt":{"rendered":"<p>\u0421\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u043e\u0441\u0442\u044c \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u0430 \u0432\u044b\u0447\u0438\u0441\u043b\u044f\u0435\u0442\u0441\u044f \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c: count 1 if the declaration is from is a &#8216;style&#8217; attribute rather than a rule with a selector, 0 otherwise (= a) (In HTML, values of an element&#8217;s &#171;style&#187; attribute are style sheet rules. These rules have no selectors, so a=1, b=0, c=0, and d=0.) \u043d\u0430\u0434\u043e \u043f\u043e\u0434\u0441\u0447\u0438\u0442\u0430\u0442\u044c \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u043e\u0432 id [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v16.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u041e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u043e\u0441\u0442\u0438 \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u043e\u0432<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atbliss.ru\/calculating-selectors-specificity\/\" \/>\n<meta property=\"og:locale\" content=\"ru_RU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u041e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u043e\u0441\u0442\u0438 \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u043e\u0432\" \/>\n<meta property=\"og:description\" content=\"\u0421\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u043e\u0441\u0442\u044c \u0441\u0435\u043b\u0435\u043a\u0442\u043e\u0440\u0430 \u0432\u044b\u0447\u0438\u0441\u043b\u044f\u0435\u0442\u0441\u044f \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c: count 1 if the declaration is from is a &#8216;style&#8217; attribute rather than a rule with a selector, 0 otherwise (= a) (In HTML, values of an element&#8217;s &#171;style&#187; attribute are style sheet rules. These rules have no selectors, so a=1, b=0, c=0, and d=0.) \u043d\u0430\u0434\u043e \u043f\u043e\u0434\u0441\u0447\u0438\u0442\u0430\u0442\u044c \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u043e\u0432 id [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/atbliss.ru\/calculating-selectors-specificity\/\" \/>\n<meta property=\"og:site_name\" content=\"\u265b atbliss.ru\" \/>\n<meta property=\"article:published_time\" content=\"2009-12-02T17:12:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2017-07-17T09:03:46+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:creator\" content=\"@fortresseo\" \/>\n<meta name=\"twitter:site\" content=\"@fortresseo\" \/>\n<meta name=\"twitter:label1\" content=\"\u041f\u0440\u0438\u043c\u0435\u0440\u043d\u043e\u0435 \u0432\u0440\u0435\u043c\u044f \u0434\u043b\u044f \u0447\u0442\u0435\u043d\u0438\u044f\" \/>\n\t<meta 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