{"id":703,"date":"2010-03-30T19:13:23","date_gmt":"2010-03-30T11:13:23","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=703"},"modified":"2018-08-08T20:03:51","modified_gmt":"2018-08-08T12:03:51","slug":"%e7%bf%bb%e8%af%91-css-sprites%e5%ae%9e%e7%94%a8%e6%8a%80%e6%9c%af%e8%bf%98%e6%98%af%e7%94%9f%e5%8e%8c%e4%b9%8b%e7%89%a9%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2010\/03\/%e7%bf%bb%e8%af%91-css-sprites%e5%ae%9e%e7%94%a8%e6%8a%80%e6%9c%af%e8%bf%98%e6%98%af%e7%94%9f%e5%8e%8c%e4%b9%8b%e7%89%a9%ef%bc%9f\/","title":{"rendered":"\u7ffb\u8bd1 &#8211; CSS Sprites:\u5b9e\u7528\u6280\u672f\u8fd8\u662f\u751f\u538c\u4e4b\u7269\uff1f"},"content":{"rendered":"<p>by <a href=\"http:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"http:\/\/www.zhangxinxu.com\/\">http:\/\/www.zhangxinxu.com<\/a><br \/>\n\u672c\u6587\u5730\u5740\uff1a <a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=703\">http:\/\/www.zhangxinxu.com\/wordpress\/?p=703<\/a><\/p>\n<div id=\"link\">\u539f\u6587\u5730\u5740\uff1a<a title=\"\u67e5\u770b\u539f\u6587\" href=\"http:\/\/www.smashingmagazine.com\/2010\/03\/26\/css-sprites-useful-technique-or-potential-nuisance\/\" target=\"_blank\">http:\/\/www.smashingmagazine.com\/&#8230;-potential-nuisance\/<\/a><br \/>\u539f\u6587\u4f5c\u8005\uff1a<a target=\"_blank\" title=\"\u539f\u4f5c\u8005\uff1aLouis Lazaris\" href=\"http:\/\/www.smashingmagazine.com\/author\/louis-lazaris\/\">Louis Lazaris<\/a><br \/>\u7ffb\u8bd1\u4f5c\u8005\uff1a<a href=\"http:\/\/www.zhangxinxu.com\/\">\u5f20\u946b\u65ed<\/a><\/div>\n<div class=\"center mt10\"><span class=\"s\">\u4ee5\u4e0b\u4e3a\u7ffb\u8bd1\u5168\u6587<\/span><\/div>\n<h3>\u4e00\u3001\u5f15\u8a00<\/h3>\n<p>\u65e0\u5904\u4e0d\u5728\u7684CSS sprites &mdash; 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target=\"_blank\" href=\"http:\/\/www.google.com\/images\/nav_logo7.png\">Google\u7684\u8fd9\u5f20\u56fe\u7247<\/a>\u3002\u4f60\u80fd\u60f3\u8c61\u51fa\u7ef4\u62a4\u5982\u6b64\u4e00\u4e2a\u6587\u4ef6\uff0c\u5e76\u5728CSS\u4e2d\u5bf9\u6bcf\u4e2a\u9879\u76ee\u7684\u4f4d\u7f6e\u505a\u6539\u53d8\uff1f\u4ee5\u53ca\u6700\u521d\u6240\u521b\u5efa\u7684CSS\u4ee3\u7801\uff1f\u4e0e\u53ea\u9700\u8981\u7b80\u5355\u8ba1\u7b97\u4f4d\u7f6e\u7684\u6309\u94ae\u4e0d\u540c\uff0c\u5927\u578b\u7684sprites\u5f80\u5f80\u9700\u8981\u6301\u7eed\u4e0d\u65ad\u7684\u6d4b\u8bd5\u4ee5\u53ca\u91cd\u65b0\u8c03\u6574\u56fe\u7247\u7684\u72b6\u6001\u3002\u89c1\u4e0b\u56feGoogle\u5b9a\u4f4dCSS sprites\u7684\u4e00\u4e9b\u4ee3\u7801<\/p>\n<p><a href=\"http:\/\/www.google.com\/images\/nav_logo7.png\" \/><img loading=\"lazy\" decoding=\"async\" style=\"box-shadow:2px 2px 4px #666666;\" width=\"500\" height=\"239\" alt=\"CSS sprites Google\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201003\/google-sprite.jpg\" \/><\/a><\/p>\n<p>\u786e\u5b9e\uff0cAmazon\u7684sprite\u8282\u7ea6\u4e8630\u6216\u8005\u66f4\u591a\u7684http\u8bf7\u6c42\uff0c\u8fd9\u662f\u6027\u80fd\u4e0a\u7684\u4e00\u4e2a\u663e\u8457\u7684\u63d0\u5347\u3002\u4f46\u662f\uff0c\u5f53\u53d7\u76ca\u4e0e\u5f00\u53d1\u548c\u7ef4\u62a4\u6210\u672c\u60f3\u654c\u5bf9\u7684\u65f6\u5019\uff0c\u8003\u8651\u5230\u7f13\u5b58\u4ee5\u53ca\u7f51\u901f\u95ee\u9898\uff0c\u4ee5\u5927\u89c4\u6a21\u7684\u5f62\u5f0f\u4f7f\u7528sprites\u53ef\u80fd\u4e0d\u662f\u4e00\u4e2a\u5f88\u4ee4\u4eba\u5fc3\u60a6\u8bda\u670d\u7684\u51b3\u5b9a\u3002<\/p>\n<p><strong>Sprites\u771f\u7684\u9700\u8981\u201c\u7ef4\u62a4\u201d\uff1f<\/strong><\/p>\n<p>\u5f53\u7136\uff0c\u4f1a\u6709\u4eba\u8ba4\u4e3asprites\u4e0d\u4f1a\u4ea7\u751f\u4e00\u4e9b\u4ee4\u4eba\u5934\u75bc\u7684\u5927\u95ee\u9898\u3002\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u5f53\u4e00\u4e2asprite\u88ab\u521b\u5efa\u5e76\u4ee3\u7801\u5316\uff0c\u5176\u5f88\u5c11\u518d\u53bb\u88ab\u89e6\u78b0\uff0c\u4e14\u4e0d\u53d7\u4efb\u4f55\u7f51\u7ad9\u7ef4\u62a4\u7684\u5f71\u54cd\u3002\u5982\u679c\u60a8\u89c9\u5f97sprite\u7ef4\u62a4\u5bf9\u60a8\u6765\u8bf4\u4e0d\u662f\u4e2a\u95ee\u9898\uff0c\u90a3\u4e48\u6700\u597d\u7684\u65b9\u6cd5\u53ef\u80fd\u5c31\u662f\u4f7f\u7528\u5927\u578b\u7684sprite\u65b9\u6cd5\u4e86\u3002<\/p>\n<h3>\u4e94\u3001\u4e0d\u662f\u6240\u6709\u7684\u4e1c\u897f\u90fd\u5e94\u8be5\u662f\u80cc\u666f<\/h3>\n<p>\u53e6\u4e00\u4e2a\u7406\u7531\u4e0d\u63a8\u8350\u7684CSS Sprite\u7684\u8fc7\u5ea6\u4f7f\u7528\u65f6\u56e0\u4e3a\u5b83\u53ef\u80fd\u5bfc\u81f4\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u4f7f\u7528\u80cc\u666f\u56fe\u50cf\u4e0d\u6b63\u786e\u3002\u7ecf\u9a8c\u4e30\u5bcc\u7684\u5f00\u53d1\u6298\u77e5\u9053\u5728\u9879\u76ee\u4e0d\u662f\u6bcf\u4e00\u4e2a\u56fe\u50cf\u90fd\u5e94\u8be5\u662f\u4e00\u4e2a\u80cc\u666f\u3002\u56fe\u7247\u4f20\u8fbe\u7684\u91cd\u8981\u5185\u5bb9\uff0c\u5e94\u901a\u8fc7\u5728XHTML\u5185\u7f6e\u56fe\u7247\uff0c\u800c\u80cc\u666f\u56fe\u7247\u5e94\u4f5c\u4e3a\u6309\u952e\u548c\u88c5\u9970\u5143\u7d20\u4fdd\u7559\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"mb10\" style=\"box-shadow:2px 2px 4px #666666;\" width=\"500\" height=\"416\" alt=\"\u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201003\/bg-content.jpg\" \/><br \/><em>Amazon\u6b63\u786e\u4f7f\u7528\u4e86\u5185\u5bb9\u56fe\u7247\u4f5c\u4e3a\u5185\u7f6e\u5143\u7d20\uff0c\u800c\u88c5\u9970\u6027\u7684\u4f5c\u4e3a\u80cc\u666f\u3002<\/em><\/p>\n<p><strong>Sprites\u4f7f\u7528\u4e0d\u5f53\u5f71\u54cd\u53ef\u7528\u6027<\/strong><\/p>\n<p>\u7531\u4e8e\u8fc7\u5206\u5f3a\u8c03CSS sprites\u7684\u4f7f\u7528\uff0c\u4e00\u4e9b\u5f00\u53d1\u65b0\u624b\u4e3a\u4e86\u8282\u7ea6HTTP\u8bf7\u6c42\u800c\u4f7f\u7528\u4e0d\u6b63\u786e\uff0c\u4ed6\u4eec\u4f1a\u628a\u6240\u6709\u7684\u56fe\u7247\u5207\u5272\u5e76\u66ff\u6362\u6210\u80cc\u666f\uff0c\u751a\u81f3\u4e00\u4e9b\u5305\u542b\u91cd\u8981\u4fe1\u606f\u7684\u56fe\u7247\u3002\u8fd9\u6837\u4ea7\u751f\u7684\u540e\u679c\u5c31\u662f\u53ef\u80fd\u6027\u4f4e\u7684\u7ad9\u70b9\uff0c\u5e76\u4f1a\u9650\u5236\u7684\u6807\u9898\u548cHTML\u4e2d\u7684alt\u5c5e\u6027\u7684\u6f5c\u5728\u597d\u5904\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u867d\u7136CSS sprites\u672c\u8eab\u5e76\u4e0d\u662f\u9519\u7684\uff0c\u4e0d\u4f1a\u5f15\u8d77\u5b9e\u8d28\u6027\u7684\u95ee\u9898\uff08\u4e8b\u5b9e\u4e0a\uff0c\u5728\u6b63\u786e\u4f7f\u7528\u7684\u60c5\u51b5\u4e0b\uff0c\u4ed6\u4eec\u63d0\u9ad8\u4e86\u6613\u7528\u6027\uff09\uff0c\u4f46\u662f\u6ca1\u6709\u660e\u663e\u7684\u8bc6\u522b\u7f3a\u9677\u800c\u6ee5\u7528sprites\u4ee5\u53ca\u6ca1\u6709\u6b63\u786e\u7684\u4f7f\u7528sprites\u53ef\u80fd\u963b\u788d\u7f51\u9875\u8be5\u533a\u57df\u7684\u7684\u6613\u7528\u6027\u548c\u751f\u4ea7\u529b\u3002<\/p>\n<h3>\u516d\u3001HTTP\u8bf7\u6c42\u5462\uff1f<\/h3>\n<p><a title=\"\u96c5\u864e\u6027\u80fd\u89c4\u5219\" href=\"http:\/\/developer.yahoo.com\/performance\/rules.html\">\u8bb8\u591a\u503c\u5f97\u4e89\u8bba\u7684<\/a>\uff0c \u7136\u800c\uff0c\u51fa\u4e8e\u4e00\u4e9b\u597d\u7684\u539f\u56e0\uff0c\u63d0\u9ad8\u7f51\u7ad9\u6027\u80fd\u6700\u91cd\u8981\u90e8\u5206\u5c31\u662f\u51cf\u5c11HTTP\u8bf7\u6c42\u3002\u8fd8\u5e94\u6307\u51fa\u7684\u662f\uff0c\u6709\u4e00\u9879\u7814\u7a76\u8868\u660e<a href=\"http:\/\/yuiblog.com\/blog\/2007\/01\/04\/performance-research-part-2\/\">\u7f51\u7ad9\u6bcf\u592940-60%\u7684\u8bbf\u5ba2\u8bbf\u95ee\u4f7f\u7528\u7a7a\u7684\u6d4f\u89c8\u5668\u7f13\u5b58<\/a>\u3002\u8fd9\u662f\u5426\u8db3\u591f\u8868\u660e\u5927\u578bsprites\u5e94\u8be5\u5728\u6240\u6709\u7684\u73af\u5883\u4e0b\u4f7f\u7528\uff1f\u6709\u53ef\u80fd\uff0c\u5c24\u5176\u5f53\u4f60\u8003\u8651\u5230\u7528\u6237\u7b2c\u4e00\u6b21\u8bbf\u95ee\u7f51\u7ad9\u7684\u91cd<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"mb10\" style=\"box-shadow:2px 2px 4px #666666;\" width=\"500\" height=\"290\" alt=\"Firebug HTTP CSS Sprites \u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201003\/firebug-http.jpg\" \/><br \/><em>\u706b\u72d0\u6027\u80fd\u5206\u6790\u9644\u52a0\u7ec4\u4ef6YSlow\u663e\u793a\u7684HTTP\u8bf7\u6c42\u6570<\/em><\/p>\n<p>\u8bda\u7136\uff0c\u8001\u7684\u6d4f\u89c8\u5668\u4e00\u822c\u53ea\u5141\u8bb8\u4e24\u4e2a\u540c\u65f6\u8fdb\u884c\u7684HTTP\u8fde\u63a5\uff0c\u81ea3.0\u7248\u706b\u72d0\u548cIE8\u6d4f\u89c8\u5668\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c<a href=\"http:\/\/www.stevesouders.com\/blog\/2008\/03\/20\/roundup-on-parallel-connections\/\">\u540c\u65f6\u5141\u8bb86\u4e2aHTTP\u8fde\u63a5<\/a>\u3002\u8fd9\u610f\u5473\u6bcf\u6b21\u6bcf\u53f0\u670d\u52a1\u5668\u53ef\u4ee5\u540c\u65f6\u8fdb\u884c6\u6b21\u8fde\u63a5\u3002\u5f15\u7528Steve Souders\uff1a<\/p>\n<blockquote>\n<p>\u91cd\u8981\u7684\u662f\u8981\u660e\u767d\uff0c\u8fd9\u5728\u6bcf\u4e2a\u670d\u52a1\u5668\u7684\u57fa\u7840\u4e0a\u3002\u4f7f\u7528\u8bf8\u59821.mydomain.com\uff0c2.mydomain.com\uff0c3.mydomain.com\u591a\u4e2a\u57df\u540d\u7b49\u7b49\uff0c\u5141\u8bb8Web\u5f00\u53d1\u4eba\u5458\u5b9e\u73b0\u6bcf\u4e2a\u670d\u52a1\u5668\u7684\u591a\u8fde\u63a5\u9650\u5236\u3002\u5373\u4f7f\u6240\u6709\u7684\u57df\u540d\u662f\u76f8\u540c\u7684IP\u5730\u5740\u6620\u5c04\u8fd9\u4e2a\u4f9d\u65e7\u5de5\u4f5c\u3002<\/p>\n<\/blockquote>\n<p>\u6240\u4ee5\uff0c\u867d\u7136\u4f7f\u7528CSS 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href=\"http:\/\/www.google.com\/search?&#038;q=css+sprite+generator\">sprite\u751f\u6210\u5668<\/a>sprites\u53ef\u4ee5\u76f8\u5bf9\u5bb9\u6613\u5730\u88ab\u521b\u5efa\u3002\u8be6\u7ec6\u8ba8\u8bba\u548c\u5ba1\u67e5\u8fd9\u4e9b\u5de5\u5177\u662f\u8fdc\u8fdc\u8d85\u51fa\u4e86\u672c\u6587\u7684\u8303\u56f4\uff0c\u6240\u4ee5\u6211\u4f1a\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\u3002\u4f46\u662f\u4ece\u6211\u5bf9\u8fd9\u4e9b\u5de5\u5177\u7684\u7814\u7a76\uff0c\u4ed6\u4eec\u63d0\u4f9b\u7684\u5e2e\u52a9\u662f\u6709\u9650\u7684\uff0c\u5e76\u4e14\u7ef4\u62a4\u6b64sprites\u4e5f\u9700\u8981\u53ef\u89c2\u7684\u5de5\u4f5c\u91cf\uff0c\u800c\u8fd9\u53c8\u5bf9\u5bf9\u524a\u5f31\u4e86sprites\u7684\u597d\u5904\u3002<\/p>\n<p><a href=\"http:\/\/www.spriteme.org\/\"><img loading=\"lazy\" decoding=\"async\" style=\"box-shadow:2px 2px 4px #666666;\" width=\"500\" height=\"198\" alt=\"CSS Sprites\uff1a\u5b9e\u7528\u7684\u6280\u672f\u8fd8\u662f\u6f5c\u5728\u7684\u751f\u538c\u4e4b\u7269\uff1f\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201003\/spriteme.jpg\" \/><\/a><\/p>\n<p>\u6709\u4e9b\u6839\u636e\uff0c\u4f8b\u5982<a href=\"http:\/\/spritegen.website-performance.org\/\">Project Fondue\u5236\u4f5c\u7684<\/a>\uff0c\u63d0\u4f9bCSS\u8f93\u51fa\u9009\u9879\u3002 Steve Souders\u7684\u5de5\u5177<a href=\"http:\/\/www.stevesouders.com\/blog\/2009\/09\/14\/spriteme\/\">SpriteMe<\/a> \u662f\u53e6\u5916\u4e00\u4e2a\u53ef\u4ee5\u63d0\u4f9bCSS\u9009\u9879\u7684\u5de5\u5177\u3002 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href=\"http:\/\/spritegen.website-performance.org\/\"><img loading=\"lazy\" decoding=\"async\" style=\"box-shadow:2px 2px 4px #666666;\" width=\"500\" height=\"111\" alt=\"CSS Sprites\uff1a\u5b9e\u7528\u7684\u6280\u672f\u8fd8\u662f\u6f5c\u5728\u7684\u751f\u538c\u4e4b\u7269\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201003\/fondue.jpg\" 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loading=\"lazy\" decoding=\"async\" class=\"mb10\" style=\"box-shadow:2px 2px 4px #666666;\" width=\"500\" height=\"326\" alt=\"CSS Sprites\uff1a\u5b9e\u7528\u7684\u6280\u672f\u8fd8\u662f\u6f5c\u5728\u7684\u751f\u538c\u4e4b\u7269\" src=\"\/\/image.zhangxinxu.com\/image\/blog\/201003\/yslow-multiple.jpg\" \/><br \/><em>YSlow \u663e\u793a\u7684HTTP\u8bf7\u6c42\u4e4b\u5916\u7684\u53ef\u63d0\u9ad8\u7ad9\u70b9\u6027\u80fd\u7684\u65b9\u9762<\/em><\/p>\n<p>\u5982\u679c\u5f00\u53d1\u8005\u82b1\u65f6\u95f4\u53bb\u8003\u8651\u7f51\u7ad9\u6027\u80fd\u7684\u6240\u6709\u56e0\u7d20\uff0c\u5e76\u6b63\u786e\u6743\u8861\u5229\u5f0a\uff0c\u8fd9\u53ef\u4ee5\u662f\u907f\u514d\u8fc7\u5ea6\u4f7f\u7528CSS 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class=\"center mt10\"><span class=\"s\">\u4ee5\u4e0a\u4e3a\u7ffb\u8bd1\u5168\u6587<\/span><\/div>\n<h3>\u8bd1\u8005\u6709\u8bdd\u8981\u8bf4<\/h3>\n<p>\u6211\u4e4b\u6240\u4ee5\u9009\u62e9\u7ffb\u8bd1\u8fd9\u7bc7\u6587\u7ae0\u662f\u6211\u81ea\u5df1\u4e5f\u89c9\u5f97CSS sprites\u7684\u4f7f\u7528\u5230\u4e86\u91cd\u65b0\u5ba1\u89c6\u7684\u65f6\u5019\u3002\u4f46\u662f\uff0c\u6211\u4e0d\u5f97\u4e0d\u8bf4\uff0c\u672c\u6587\u4f5c\u8005\u7684\u8bba\u70b9\u7275\u5f3a\uff0c\u8bba\u636e\u4e0d\u591f\u5145\u5206\uff0c\u8bf4\u670d\u529b\u6709\u9650\u3002\u4ee5\u540e\u6709\u65f6\u95f4\uff0c\u7b49\u6211\u601d\u8003\u6210\u719f\uff0c\u5bf9\u4e8eCSS sprites\u6211\u4e5f\u8981\u9610\u8ff0\u4e00\u4e9b\u81ea\u5df1\u7684\u89c2\u70b9\u3002\u5230\u65f6\u7edd\u4e0d\u4f1a\u50cf\u672c\u6587\u4f5c\u8005<a target=\"_blank\" title=\"\u4f5c\u8005\u4e3b\u9875\" href=\"http:\/\/www.impressivewebs.com\/\">Louis 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