{"id":220,"date":"2008-05-08T13:28:40","date_gmt":"2008-05-08T13:28:40","guid":{"rendered":"http:\/\/www.ddcat.net\/blog2009\/?p=220"},"modified":"2008-05-08T13:28:40","modified_gmt":"2008-05-08T13:28:40","slug":"42-css%e9%80%89%e6%8b%a9%e5%99%a8%e2%80%95%e2%80%95%ef%bc%884%ef%bc%89","status":"publish","type":"post","link":"http:\/\/www.ddcat.net\/blog\/index.php\/2008\/05\/08\/42-css%e9%80%89%e6%8b%a9%e5%99%a8%e2%80%95%e2%80%95%ef%bc%884%ef%bc%89\/","title":{"rendered":"4.2 CSS\u9009\u62e9\u5668\uff084\uff09\u2014\u2014\u5c5e\u6027\u9009\u62e9\u5668\uff08Attribute Selectors\uff09"},"content":{"rendered":"
    \n
  1. 4.2 CSS\u9009\u62e9\u5668\uff081\uff09\u2015\u2015\u901a\u914d\u9009\u62e9\u5668\u3001\u7c7b\u578b\u9009\u62e9\u5668\u4e0eID\u9009\u62e9\u5668<\/a><\/li>\n
  2. 4.2 CSS\u9009\u62e9\u5668\uff082\uff09\u2015\u2015\u7c7b\u9009\u62e9\u5668\u4e0e\u5305\u542b\u9009\u62e9\u5668<\/a><\/li>\n
  3. 4.2 CSS\u9009\u62e9\u5668\uff083\uff09\u2015\u2015\u5b50\u5143\u7d20\u9009\u62e9\u5668\u548c\u76f8\u90bb\u5144\u5f1f\u9009\u62e9\u5668<\/a><\/li>\n
  4. 4.2 CSS\u9009\u62e9\u5668\uff084\uff09\u2014\u2014\u5c5e\u6027\u9009\u62e9\u5668\uff08Attribute Selectors\uff09<\/li>\n<\/ol>\n

    4.2.8 \u5c5e\u6027\u9009\u62e9\u5668\uff08Attribute Selectors\uff09<\/h3>\n

    \u987e\u540d\u601d\u4e49\uff0c\u5c5e\u6027\u9009\u62e9\u5668\u53ef\u4ee5\u6839\u636e\u67d0\u4e2a\u5c5e\u6027\u662f\u5426\u5b58\u5728\u6216\u5c5e\u6027\u7684\u503c\u6765\u5339\u914d\u5143\u7d20\u3002\u56e0\u6b64\u80fd\u591f\u5b9e\u73b0\u4e00\u4e9b\u6bd4\u8f83\u590d\u6742\u7684\u5339\u914d\u3002
    \n\u5c5e\u6027\u9009\u62e9\u5668\u6709\u56db\u79cd\u5339\u914d\u65b9\u5f0f\uff0c\u5404\u6709\u7279\u8272\u3002<\/p>\n

    <\/p>\n

    1. \u7b80\u6613\u5c5e\u6027\u5339\u914d<\/h4>\n
    \"\u56fe4-12

    \u56fe4-12 \u5c5e\u6027\u5339\u914d\u9009\u62e9\u5668<\/p><\/div>\n

    \u7b80\u6613\u7684\u5c5e\u6027\u5339\u914d\u5b9a\u4e49\u5982\u56fe4-12\u6240\u793a\u3002\u53ea\u5339\u914d\u5177\u6709\u201catt\u201d\u5c5e\u6027\u540d\u79f0\u7684E\u5143\u7d20\uff0c\u800c\u4e0d\u8003\u8651\u201catt\u201d\u7684\u503c\u4e3a\u4f55\u3002<\/p>\n

    \u4f8b\u5982\u6709\u4ee3\u7801\u5982\u4e0b\uff0c\u5219\u5176\u5728\u6d4f\u89c8\u5668\u5185\u7684\u6548\u679c\u5982\u56fe4-13\u6240\u793a\u3002<\/p>\n

    \n
    div[class] { color: red; }<\/pre>\n
    <div class=\"box1\">\u5177\u6709class=\"box1\"\u5c5e\u6027\u7684div<\/div>\n<p class=\"box1\">\u5177\u6709class=\"box1\"\u5c5e\u6027\u7684p<\/p>\n<div class=\"box2\">\u5177\u6709class=\"box2\"\u5c5e\u6027\u7684div<\/div>\n<div id=\"main\">\u5177\u6709id=\"main\"\u5c5e\u6027\u7684div<\/div><\/pre>\n<\/div>\n
    \"\"
    \u56fe4-13 \u4f7f\u7528\u5c5e\u6027\u5339\u914d\u9009\u62e9\u5668\u5b9a\u4e49CSS\u7684\u663e\u793a\u6548\u679c<\/p><\/div>\n
    \u5c5e\u6027\u5339\u914d\u53ef\u4ee5\u5339\u914d\u8be5\u5143\u7d20\u4efb\u4f55\u5408\u6cd5\u7684(X)HTML\u5c5e\u6027\uff0c\u4e5f\u53ef\u4ee5\u540c\u65f6\u5339\u914d\u591a\u79cd\u5c5e\u6027\uff0c\u4f8b\u5982\u6709\u4ee3\u7801\u5982\u4e0b\uff0c\u5176\u5728\u6d4f\u89c8\u5668\u5185\u7684\u6548\u679c\u5982\u56fe4-14\u6240\u793a\u3002<\/p>\n
    \n
    a[title][class] { color: green; }<\/pre>\n
    <ul>\n  <li><a href=\"#\" title=\"\u5e26\u6709title\u5c5e\u6027\u7684\u94fe\u63a5\">\u53ea\u6709title\u5c5e\u6027\u7684\u94fe\u63a5<\/a><\/li>\n  <li><a href=\"#\" class=\"new\">\u53ea\u6709class\u5c5e\u6027\u7684\u94fe\u63a5<\/a><\/li>\n  <li><a href=\"#\" title=\"\u5e26\u6709title\u5c5e\u6027\u7684\u94fe\u63a5\uff0c\u6709class\u5c5e\u6027\u7684\u94fe\" class=\"new\">\u65e2\u6709title\u5c5e\u6027\uff0c\u4e5f\u6709class\u5c5e\u6027\u7684\u94fe\u63a5<\/a><\/li>\n<\/ul><\/pre>\n<\/div>\n
    \"\u56fe4-14
    \u56fe4-14 \u5339\u914d\u591a\u4e2a\u5c5e\u6027\u7684\u5c5e\u6027\u9009\u62e9\u5668\u7684\u663e\u793a\u6548\u679c<\/p><\/div>\n
    \n
    2. \u7cbe\u786e\u503c\u5339\u914d<\/h4>\n
    \u7cbe\u786e\u503c\u5339\u914d\u7684\u5c5e\u6027\u9009\u62e9\u5668\u9009\u62e9\u5177\u6709\u6307\u5b9a\u7684\u5c5e\u6027\u4e14\u5c5e\u6027\u503c\u7b49\u4e8e\u6307\u5b9a\u7684\u503c\u7684\u5143\u7d20\uff0c\u4f8b\u5982\uff1a<\/p>\n
    \n
    input[type=\"text\"] { border: 1px solid blue; }<\/pre>\n<\/div>\n
    \u5219\u5c06\u5339\u914d\u5177\u6709\u201ctype=”text”\u201d\u5c5e\u6027\u7684<input>\u5143\u7d20\uff0c\u4f8b\u5982\u6709XHTML\u4ee3\u7801\u5982\u4e0b\uff0c\u5219\u5176\u5728\u6d4f\u89c8\u5668\u5185\u7684\u663e\u793a\u5982\u56fe4-14\u6240\u793a\u3002<\/p>\n
    \n
    <form id=\"form1\" method=\"post\" action=\"#\">\n  <fieldset>\n    <legend>\u4fe1\u606f\u767b\u8bb0<\/legend>\n    <label>\u6635\u79f0\uff1a\n    <input name=\"nikename\" type=\"text\" size=\"16\" maxlength=\"30\" \/>\n    <\/label>\n    <label>\u5e74\u9f84\uff1a\n    <input name=\"age\" type=\"text\" size=\"6\" maxlength=\"8\" \/>\n    <\/label>\n        <label>\u5bc6\u7801\uff1a\n        <input name=\"password\" type=\"password\" id=\"password\" value=\"\" size=\"16\" \/>\n        <\/label>\n    <label>\n    <input type=\"radio\" name=\"sex\" value=\" male\" \/>\n    \u7537<\/label>\n    <label>\n    <input type=\"radio\" name=\"sex\" value=\" female\" \/>\n    \u5973<\/label>\n  <\/fieldset>\n<\/form><\/pre>\n<\/div>\n
    \"\u56fe4-15
    \u56fe4-15 \u503c\u5339\u914d\u7684\u5c5e\u6027\u9009\u62e9\u5668\u7684\u663e\u793a\u6548\u679c<\/p><\/div>\n
    \n
    \u503c\u5339\u914d\u7684\u5c5e\u6027\u9009\u62e9\u5668\u4e5f\u53ef\u4ee5\u540c\u65f6\u5339\u914d\u591a\u79cd\u5c5e\u6027\uff0c\u4f8b\u5982\uff1a<\/p>\n
    \n
    input[type=\"radio\"][name=\"sex\"] { \u2026\u2026 }<\/pre>\n<\/div>\n
    \u6ce8\u610f\uff1a\u5c5e\u6027\u503c\u5fc5\u987b\u662f\u6807\u8bc6\u7b26\u6216\u5b57\u7b26\u4e32\u3002\u9009\u62e9\u5668\u4e2d\u5c5e\u6027\u540d\u548c\u503c\u7684\u5927\u5c0f\u5199\u654f\u611f\u6027\u53d6\u51b3\u4e8e\u6587\u6863\u8bed\u8a00\u7684\u654f\u611f\u6027\u3002<\/div>\n
    3. \u90e8\u5206\u503c\u5339\u914d<\/h4>\n
    \"\"
    \u56fe4-16\u90e8\u5206\u503c\u5339\u914d\u7684\u5c5e\u6027\u5339\u914d\u9009\u62e9\u5668<\/p><\/div>\n
    (X)HTML\u5143\u7d20\uff08\u6216\u8005\u975e(X)HTML\u7684\u5176\u4ed6\u7c7b\u578b\u6587\u4ef6\u7684\u5143\u7d20\uff09\u7684\u67d0\u4e9b\u5c5e\u6027\u503c\u53ef\u4ee5\u662f\u591a\u4e2a\uff0c\u4e2d\u95f4\u4ee5\u7a7a\u683c\u5206\u5f00\uff0c\u4f8b\u5982\u5728[4.1.4 \u7c7b\u9009\u62e9\u5668]\u4e2d\u4ecb\u7ecd\u4e86\u4e00\u4e2a\u5143\u7d20\u8bbe\u5b9a\u591a\u4e2a\u7c7b\u7684\u60c5\u51b5\u3002\u800c\u5f53\u8981\u5339\u914d\u591a\u4e2a\u5c5e\u6027\u503c\u4e2d\u7684\u67d0\u4e00\u4e2a\u7684\u65f6\u5019\uff0c\u5c31\u9700\u8981\u4f7f\u7528\u90e8\u5206\u503c\u5339\u914d\u7684\u5c5e\u6027\u9009\u62e9\u5668\uff0c\u5176\u5b9a\u4e49\u5982\u56fe4-16\u6240\u793a\u3002<\/p>\n
    \u56fe4-16\u8868\u793a\uff0c\u6240\u6709E\u5143\u7d20\u4e2d\u5177\u6709\u201catt\u201d\u5c5e\u6027\u4e14\u8be5\u5c5e\u6027\u5305\u542b\u201cval\u201d\u503c\u7684\u90a3\u4e9b\u5143\u7d20\u3002\u4f8b\u5982\u6709\u4ee3\u7801\u5982\u4e0b\uff0c\u5219\u5176\u5728\u6d4f\u89c8\u5668\u5185\u7684\u663e\u793a\u5982\u56fe4-17\u6240\u793a\u3002<\/p>\n
    \n
    p[class~=\"main\"] { background:yellow; }<\/pre>\n
    <p class=\"main\">class=&quot;<strong>main<\/strong>&quot;<\/p>\n<p class=\"menu main\">class=&quot;menu <strong>main<\/strong>&quot;<\/p>\n<p class=\"menu sub\">class=&quot;menu sub&quot;<\/p>\n<p class=\"menu main home\">class=&quot;menu <strong>main<\/strong> home&quot;<\/p><\/pre>\n<\/div>\n
    \"\"
    \u56fe4-17 \u90e8\u5206\u503c\u5339\u914d\u7684\u5c5e\u6027\u9009\u62e9\u5668\u7684\u663e\u793a\u6548\u679c<\/p><\/div>\n
    \n
    <p>\u5143\u7d20\u7684class\u5c5e\u6027\u7684\u503c\u4e0d\u5206\u5148\u540e\u987a\u5e8f\uff0c\u53ea\u8981\u5305\u542b\u503c\u201cmain\u201d\u5219\u5339\u914d\u5143\u7d20\u3002\u6b64\u65f6\u9009\u62e9\u5668\u5185\u7684\u503c\u4e2d\u4e0d\u80fd\u5305\u542b\u7a7a\u683c\uff0c\u4f8b\u5982\u4e0b\u9762\u7684\u4ee3\u7801\u662f\u9519\u8bef\u7684\uff1a<\/p>\n
    \n
    p[class~=\"menu  main\"] { background:yellow; }\np[class~=\" main \"] { background:yellow; }\np[class~=\"  main\"] { background:yellow; }<\/pre>\n<\/div>\n
    4. \u7279\u6b8a\u5339\u914d<\/h4>\n
    \"\u56fe4-18
    \u56fe4-18 \u7279\u6b8a\u5339\u914d\u7684\u5c5e\u6027\u5339\u914d\u9009\u62e9\u5668<\/p><\/div>\n
    \u7279\u6b8a\u5339\u914d\u7684\u5c5e\u6027\u9009\u62e9\u5668\u5b9a\u4e49\u5982\u56fe4-18\u6240\u793a\u3002<\/p>\n
    \u5f53\u5143\u7d20\u7684\u201catt\u201d\u5c5e\u6027\u503c\u662f\u4e00\u4e2a\u4ee5\u82f1\u6587\u201c-\u201d\u53f7\u5206\u5272\u7684\u5b57\u8bcd\u5217\u8868\uff0c\u5e76\u4e14\u4ee5\u201cval\u201d\u5f00\u5934\uff0c\u5219\u5339\u914d\u6210\u529f\u3002\u5339\u914d\u603b\u662f\u4ece\u5c5e\u6027\u503c\u7684\u5934\u4e0a\u5f00\u59cb\u3002\u4f8b\u5982\u6709XHTML\u4ee3\u7801\u5982\u4e0b\uff0c\u5219\u5176\u5728\u6d4f\u89c8\u5668\u5185\u663e\u793a\u5982\u56fe4-19\u6240\u793a\u3002<\/p>\n
    \n
    p[class|=\"menu\"] { background:yellow; }<\/pre>\n
    <p class=\"menu\">class=&quot;menu&quot;<\/p>\n<p class=\"menu-main\">class=&quot;menu-main&quot;<\/p>\n<p class=\"menu-sub\">class=&quot;menu-sub&quot;<\/p>\n<p class=\"menu_main\">class=&quot;menu_main&quot;<\/p>\n<p class=\"other-menu\">class=&quot;other-menu&quot;<\/p><\/pre>\n<\/div>\n
    \"\u56fe4-19
    \u56fe4-19 \u7279\u6b8a\u5339\u914d\u7684\u5c5e\u6027\u9009\u62e9\u5668\u7684\u663e\u793a\u6548\u679c<\/p><\/div>\n
    \n
    \u7279\u6b8a\u5339\u914d\u5bf9\u4e8e\u4e00\u4e9b\u9075\u5faa\u540c\u4e00\u547d\u540d\u89c4\u8303\u6765\u5b9a\u4e49\u7684\u5c5e\u6027\u503c\u975e\u5e38\u6709\u6548\uff0c\u4f8b\u5982\uff0c\u67d0\u4e9b\u56fe\u7247\u5168\u90e8\u4ee5\u201cpicture-\u201d\u5f00\u5934\uff0c\u800c\u540e\u8ddf\u968f\u7f16\u53f7\uff0c\u90a3\u4e48\uff0c\u8981\u5bf9\u8fd9\u4e9b\u56fe\u7247\u8bbe\u5b9aCSS\u5c31\u53ef\u4ee5\u4f7f\u7528\u7279\u6b8a\u5339\u914d\uff1a<\/p>\n
    \n
    img[src|=\"picture\"] { \u2026\u2026 }<\/pre>\n<\/div>\n
      \n
    1. 4.2 CSS\u9009\u62e9\u5668\uff081\uff09\u2015\u2015\u901a\u914d\u9009\u62e9\u5668\u3001\u7c7b\u578b\u9009\u62e9\u5668\u4e0eID\u9009\u62e9\u5668<\/a><\/li>\n
    2. 4.2 CSS\u9009\u62e9\u5668\uff082\uff09\u2015\u2015\u7c7b\u9009\u62e9\u5668\u4e0e\u5305\u542b\u9009\u62e9\u5668<\/a><\/li>\n
    3. 4.2 CSS\u9009\u62e9\u5668\uff083\uff09\u2015\u2015\u5b50\u5143\u7d20\u9009\u62e9\u5668\u548c\u76f8\u90bb\u5144\u5f1f\u9009\u62e9\u5668<\/a><\/li>\n
    4. 4.2 CSS\u9009\u62e9\u5668\uff084\uff09\u2014\u2014\u5c5e\u6027\u9009\u62e9\u5668\uff08Attribute Selectors\uff09<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
      \u987e\u540d\u601d\u4e49\uff0c\u5c5e\u6027\u9009\u62e9\u5668\u53ef\u4ee5\u6839\u636e\u67d0\u4e2a\u5c5e\u6027\u662f\u5426\u5b58\u5728\u6216\u5c5e\u6027\u7684\u503c\u6765\u5339\u914d\u5143\u7d20\u3002\u56e0\u6b64\u80fd\u591f\u5b9e\u73b0\u4e00\u4e9b\u6bd4\u8f83\u590d\u6742\u7684\u5339\u914d\u3002
      \n\u5c5e\u6027\u9009\u62e9\u5668\u6709\u56db\u79cd\u5339\u914d\u65b9\u5f0f\uff0c\u5404\u6709\u7279\u8272\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,4,20],"tags":[35,44,175,222],"class_list":["post-220","post","type-post","status-publish","format-standard","hentry","category-web","category-biejuguangmang","category-web-css","tag-attribute-selectors","tag-css","tag-175","tag-222"],"_links":{"self":[{"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/posts\/220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=220"}],"version-history":[{"count":0,"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/posts\/220\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/categories?post=220"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.ddcat.net\/blog\/index.php\/wp-json\/wp\/v2\/tags?post=220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}