{"id":2581,"date":"2020-04-06T20:14:25","date_gmt":"2020-04-06T12:14:25","guid":{"rendered":"http:\/\/www.yuguoxy.com\/geekhome\/?p=2581"},"modified":"2026-08-18T12:35:26","modified_gmt":"2026-08-18T04:35:26","slug":"%e5%85%a8%e5%9b%bd%e5%93%80%e6%82%bc%e6%97%a5%ef%bc%8c%e4%b8%80%e6%ae%b5css%e8%ae%a9%e5%85%a8%e7%ab%99%e5%8f%98%e7%81%b0","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=2581","title":{"rendered":"\u5168\u56fd\u54c0\u60bc\u65e5\uff0c\u4e00\u6bb5css\u8ba9\u5168\u7ad9\u53d8\u7070"},"content":{"rendered":"
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\u4e3a\u8868\u8fbe\u5168\u56fd\u5404\u65cf\u4eba\u6c11\u5bf9\u6297\u51fb\u65b0\u51a0\u80ba\u708e\u75ab\u60c5\u6597\u4e89\u727a\u7272\u70c8\u58eb\u548c\u901d\u4e16\u540c\u80de\u7684\u6df1\u5207\u54c0\u60bc\uff0c\u56fd\u52a1\u9662\u51b3\u5b9a 2020 \u5e74 4 \u6708 4 \u65e5\u4e3e\u884c\u5168\u56fd\u6027\u54c0\u60bc\u6d3b\u52a8\u3002\u671f\u95f4\u5168\u56fd\u548c\u9a7b\u5916\u4f7f\u9886\u9986\u4e0b\u534a\u65d7\u81f4\u54c0\uff0c\u505c\u6b62\u516c\u5171\u5a31\u4e50\u6d3b\u52a8\uff1b4 \u6708 4 \u65e5 10 \u70b9\u8d77\u9ed8\u54c0 3 \u5206\u949f\uff0c\u6c7d\u8f66\u3001\u706b\u8f66\u3001\u8230\u8239\u9e23\u7b1b\uff0c\u9632\u7a7a\u8b66\u62a5\u9e23\u54cd\u3002<\/p>\n

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\u4e00\u3001\u7528 grayscale \u628a\u9875\u9762\u53d8\u7070<\/h2>\n

filter: grayscale<\/code> \u53ef\u4ee5\u8c03\u6574\u5143\u7d20\u7070\u5ea6\u3002\u517c\u5bb9\u5199\u6cd5\u628a WebKit\u3001\u65e7 IE \u7684 BasicImage<\/code> \u548c SVG \u6ee4\u955c\u4e00\u5e76\u5e26\u4e0a\uff1a<\/p>\n

.gray-filter {\n    filter: grayscale(100%);\n    -webkit-filter: grayscale(100%);\n    -moz-filter: grayscale(100%);\n    -ms-filter: grayscale(100%);\n    -o-filter: grayscale(100%);\n    filter: url(\"data:image\/svg+xml;utf8,<svg xmlns=\\'http:\/\/www.w3.org\/2000\/svg\\'><filter id=\\'grayscale\\'><feColorMatrix type=\\'matrix\\' values=\\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\\'\/><\/filter><\/svg>#grayscale\");\n    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);\n    -webkit-filter: grayscale(1);\n}<\/code><\/pre>\n
\u4e8c\u3001\u5b9e\u6218\uff1a\u52a0\u5728 body \u4e0a\u4f1a\u6253\u574f fixed<\/h2>\n
\u4ee5 B \u7ad9\u4e3a\u4f8b\u3002\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u5bfc\u822a\u680f\u6ed1\u5230\u4e0b\u9762\u4e4b\u540e\u662f fixed<\/code> \u5728\u9875\u9762\u9876\u90e8\u7684\uff1a<\/p>\n
\"20200406201219\"<\/a><\/p>\n
\u4f46\u5982\u679c\u4f60\u628a\u8fd9\u6bb5 CSS \u52a0\u5230\u4e86 body \u4e0a\uff0c\u4f1a\u51fa\u73b0\u4e0b\u9762\u8fd9\u79cd\u60c5\u51b5\uff1a<\/p>\n
\"20200406201246\"<\/a><\/p>\n
\u8d44\u6599\u8bf4\u660e\uff1a\u5bf9\u6307\u5b9a\u4e86 filter<\/code> \u4e14\u503c\u4e0d\u4e3a none \u7684\u5143\u7d20\uff0c\u5176\u5b50\u5143\u7d20\u91cc position: absolute<\/code> \u6216 fixed<\/code> \u7684\u5143\u7d20\u4f1a\u5f97\u5230\u4e00\u4e2a\u65b0\u7684\u5305\u542b\u5757\u3002fixed \u672c\u76f8\u5bf9\u4e8e\u89c6\u53e3\uff08\u53ef\u7406\u89e3\u4e3a html \u6839\u5bb9\u5668\uff09\u5b9a\u4f4d\uff1bbody \u4e0a\u8bbe filter \u540e\uff0c\u65b0\u7684\u5b9a\u4f4d\u57fa\u51c6\u968f body \u6eda\u51fa\u5c4f\u5e55\uff0c\u5b50\u5b59\u7684 fixed \u5c31\u4f1a\u5931\u6548\u3002<\/p>\n\n\n\n\n\n\n\n
\u505a\u6cd5<\/th>\n\u6548\u679c<\/th>\n\u9002\u7528<\/th>\n<\/tr>\n<\/thead>\n
filter \u5199\u5728 body<\/td>\nfixed \u5bfc\u822a\u9519\u4f4d<\/td>\n\u4e0d\u8981\u8fd9\u6837\u5168\u7ad9\u7070<\/td>\n<\/tr>\n
filter \u5199\u5728 html<\/td>\n\u65b0\u5305\u542b\u5757\u4ecd\u662f\u6839\uff0cfixed \u6b63\u5e38<\/td>\n\u5168\u7ad9\u53d8\u7070<\/td>\n<\/tr>\n
\u53ea\u7ed9\u5c40\u90e8\u5bb9\u5668\u52a0 class<\/td>\n\u4e0d\u5f71\u54cd\u9875\u9762\u5176\u5b83 fixed<\/td>\n\u5c40\u90e8\u53d8\u7070 \/ \u5c0f\u7a0b\u5e8f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u4e09\u3001\u4e24\u79cd\u89e3\u6cd5<\/h2>\n
\u65b9\u6848 1\uff1a\u4f5c\u7528\u5728 html<\/h3>\n
\u5f71\u54cd\u5168\u7ad9\u65f6\uff0c\u628a\u6837\u5f0f\u5e94\u7528\u5230\u6839\u5143\u7d20 html\u3002\u5373\u4f7f\u521b\u5efa\u4e86\u65b0\u7684\u5b9a\u4f4d\u57fa\u51c6\uff0c\u4e5f\u4e0d\u4f1a\u628a\u5b50\u5b59\u7684 fixed \u5e26\u51fa\u89c6\u53e3\u3002<\/p>\n
html {\n    filter: grayscale(100%);\n    -webkit-filter: grayscale(100%);\n    -moz-filter: grayscale(100%);\n    -ms-filter: grayscale(100%);\n    -o-filter: grayscale(100%);\n    filter: url(\"data:image\/svg+xml;utf8,<svg xmlns=\\'http:\/\/www.w3.org\/2000\/svg\\'><filter id=\\'grayscale\\'><feColorMatrix type=\\'matrix\\' values=\\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\\'\/><\/filter><\/svg>#grayscale\");\n    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);\n    -webkit-filter: grayscale(1);\n}<\/code><\/pre>\n
\u6548\u679c\uff1a<\/p>\n
\"20200406201309\"<\/a><\/p>\n
\u65b9\u6848 2\uff1a\u53ea\u7ed9\u9700\u8981\u53d8\u7070\u7684\u8282\u70b9\u52a0 class<\/h3>\n
\u975e\u5168\u7ad9\u53d8\u7070\u65f6\uff0c\u628a filter \u5355\u72ec\u52a0\u5728\u76ee\u6807\u5143\u7d20\u4e0a\uff1a<\/p>\n
<html>\n    <body>\n        <div class=\"gray-filter\"><\/div>\n    <\/body>\n<\/html>\n\n<style>\n.fixed {\n    position: fixed;\n    top: 100px;\n    left: 100px;\n    height: 100px;\n    width: 100px;\n    background-color: #f00;\n}\n.gray-filter {\n    filter: grayscale(100%);\n    -webkit-filter: grayscale(100%);\n    -moz-filter: grayscale(100%);\n    -ms-filter: grayscale(100%);\n    -o-filter: grayscale(100%);\n    filter: url(\"data:image\/svg+xml;utf8,<svg xmlns=\\'http:\/\/www.w3.org\/2000\/svg\\'><filter id=\\'grayscale\\'><feColorMatrix type=\\'matrix\\' values=\\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\\'\/><\/filter><\/svg>#grayscale\");\n    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);\n    -webkit-filter: grayscale(1);\n}\n<\/style><\/code><\/pre>\n
\"20200406201332\"<\/p>\n
\u56db\u3001IE \u4e0e\u5c0f\u7a0b\u5e8f<\/h2>\n
IE \u4f4e\u7248\u672c\u53ef\u7528 grayscale.js Demo<\/a>\u3002\u6e90\u7801\u4f1a\u628a color\u3001background-color\u3001borderColor \u62bd\u51fa\u6765\u6539\u6210\u7070\u8272\uff1bbackground-image \u548c\u56fe\u7247\u5219\u7528 canvas \u5904\u7406\u540e\u66ff\u6362\u6e90\u3002demo \u91cc\u7684 functions.js \u6309 userAgent \u533a\u5206\u6d4f\u89c8\u5668\u7248\u672c\u518d\u8d70\u5bf9\u5e94\u5904\u7406\u3002\u53c2\u8003\uff1across-browser-grayscale-ie11<\/a>\u3002<\/p>\n
\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u628a\u6837\u5f0f\u52a0\u5728 page \u4e0a\uff0cfixed \u4ecd\u4f1a\u5931\u6548\uff0c\u53ea\u80fd\u7528\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u7ed9\u5c40\u90e8\u8282\u70b9\u52a0\u6837\u5f0f\u3002<\/p>\n
\n
\u4e00\u53e5\u8bdd\u603b\u7ed3\uff1a\u5168\u7ad9\u53d8\u7070\u7528 html { filter: grayscale(100%) }\uff0c\u4e0d\u8981\u5199\u5728 body \u4e0a\uff0c\u5426\u5219\u4f1a\u65b0\u5efa\u5305\u542b\u5757\uff0c\u628a position:fixed \u5f04\u4e22\u3002<\/strong><\/p>\n<\/blockquote>\n<\/section>\n","protected":false},"excerpt":{"rendered":"
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