{"id":11245,"date":"2024-06-30T00:55:20","date_gmt":"2024-06-29T16:55:20","guid":{"rendered":"https:\/\/www.zhangxinxu.com\/wordpress\/?p=11245"},"modified":"2024-06-30T00:55:20","modified_gmt":"2024-06-29T16:55:20","slug":"css-transition-behavior","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2024\/06\/css-transition-behavior\/","title":{"rendered":"CSS transition-behavior\u8ba9display none\u4e5f\u6709\u52a8\u753b\u6548\u679c"},"content":{"rendered":"<p>by <a href=\"https:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=11245\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=11245<\/a><br \/>\n\u672c\u6587\u53ef\u5168\u6587\u8f6c\u8f7d\uff0c\u72ec\u7acb\u57df\u540d\u4e2a\u4eba\u7f51\u7ad9\u65e0\u9700\u6388\u6743\uff0c\u4f46\u9700\u8981\u4fdd\u7559\u539f\u4f5c\u8005\u3001\u51fa\u5904\u4ee5\u53ca\u6587\u4e2d\u94fe\u63a5\uff0c\u4efb\u4f55\u7f51\u7ad9\u5747\u53ef\u6458\u8981\u805a\u5408\uff0c\u5546\u7528\u8bf7\u8054\u7cfb\u6388\u6743\u3002<\/p>\n<p><script>window.wxShareImgUrl = 'https:\/\/www.zhangxinxu.com\/study\/image\/share\/202406-transition-behavior.png';<\/script><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202406\/water-cover.png\" width=\"382\" height=\"237\" alt=\"\u6c34\u679c\u897f\u74dc\u5c01\u9762\u5360\u4f4d\u56fe\" class=\"alignright clip thumb size-medium\" \/><\/p>\n<h3>\u4e00\u3001\u73b0\u72b6\u63cf\u8ff0<\/h3>\n<p>\u6709\u4e00\u4e2a\u5143\u7d20\u8bbe\u7f6e\u4e86<code>display:none<\/code>\u9690\u85cf\uff0c\u7136\u540e\u4f7f\u7528JS\u8ba9\u5176\u5b9e\u73b0\u7684\u65f6\u5019\uff0c\u5e0c\u671b\u540c\u65f6\u6709\u900f\u660e\u5ea6\u53d8\u5316\u7684\u52a8\u753b\u6548\u679c\uff0c\u4f7f\u7528<code>transition<\/code>\u5c5e\u6027\u662f\u65e0\u6548\u7684\u3002<\/p>\n<p>\u5982\u4e0b\u4ee3\u7801\u793a\u610f\uff1a<\/p>\n<pre>&lt;div id=\"element\" class=\"element\"&gt;\u5360\u4f4d\u5185\u5bb9&lt;\/div&gt;<\/pre>\n<pre>.element {\r\n  display: none;\r\n  opacity: 0;\r\n  transition: .2s;\r\n}\r\n.element.active {\r\n  display: block;\r\n  opacity: 1;\r\n}<\/pre>\n<pre>\/\/ \u8ba9\u5143\u7d20\u663e\u793a\r\nelement.classList.add('active');<\/pre>\n<p>\u6b64\u65f6\u5143\u7d20\u662f\u7a81\u7136\u663e\u793a\uff0c\u800c\u4e0d\u662f\u6709\u900f\u660e\u5ea6\u52a8\u753b\u3002<\/p>\n<p>\u5728\u4e4b\u524d\uff0c\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a<\/p>\n<ol>\n<li>\u5143\u7d20\u5148\u663e\u793a\uff0c\u900f\u660e\u5ea6\u4fdd\u63010\uff0c\u7136\u540e\u5728\u4e0b\u4e00\u4e2a\u6e32\u67d3\u7ed8\u5236\u6267\u884c\u8bbe\u7f6e\u900f\u660e\u5ea6\u4e3a1.<\/li>\n<li>\u4f7f\u7528CSS animation\u52a8\u753b\uff0c\u4ee3\u7801\u53c2\u89c1\uff1a\n<pre>.element.active {\r\n  display: block;\r\n  animation: fadeIn .2s both;\r\n}\r\n@keyframes {\r\n  from { opacity: 0; }\r\n  to { opacity: 1; }\r\n}<\/pre>\n<\/li>\n<\/ol>\n<p>\u4e0d\u8fc7\u4e0a\u9762\u4e24\u79cd\u65b9\u6cd5\u90fd\u6bd4\u8f83\u9ebb\u70e6\uff0c\u4e0d\u5982\u76f4\u63a5\u4e00\u4e2a<code>transition<\/code>\u5c5e\u6027\u6765\u7684\u65b9\u4fbf\u3002<\/p>\n<p>\u90a3\u6709\u6ca1\u6709\u4ec0\u4e48\u529e\u6cd5\u8ba9\u5143\u7d20\u4ecedisplay:none\u5230display:block\u53d8\u5316\u7684\u65f6\u5019\uff0c\u4e5f\u6709\u52a8\u753b\u6548\u679c\u5462\uff1f<\/p>\n<p>\u53ef\u4ee5\uff0c\u6700\u8fd1\u5404\u4e2a\u73b0\u4ee3\u6d4f\u89c8\u5668\u652f\u6301\u4e86\u4e00\u4e2a\u65b0\u7684 CSS \u5c5e\u6027\u540d\u4e3a<code>transition-behavior<\/code>\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8fd9\u6837\u7684\u9700\u6c42\u3002<\/p>\n<h3>\u4e8c\u3001transition-behavior\u5c5e\u6027\u7684\u8bed\u6cd5\u548c\u4f5c\u7528<\/h3>\n<p>\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>transition-behavior: allow-discrete;\r\ntransition-behavior: normal;<\/pre>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li><code>allow-discrete<\/code>\u8868\u793a\u5141\u8bb8\u79bb\u6563\u7684CSS\u5c5e\u6027\u4e5f\u652f\u6301<code>transition<\/code>\u8fc7\u6e21\u6548\u679c\uff0c\u5176\u4e2d\uff0c\u6700\u5177\u4ee3\u8868\u6027\u7684\u79bb\u6563CSS\u5c5e\u6027\u83ab\u8fc7\u4e8edisplay\u5c5e\u6027\u4e86\u3002<\/li>\n<li><code>normal<\/code>\u5c31\u662f\u4e4b\u524d\u7684<code>transition<\/code>\u8fc7\u6e21\u8868\u73b0\uff0c\u9664\u4e86<code>visibility<\/code>\u8fd9\u4e2a\u6211\u4e00\u76f4\u90fd\u8ba4\u4e3a\u662f\u79bb\u6563CSS\u7684\u5c5e\u6027\u4e4b\u5916\uff0c\u5176\u4f59\u79bb\u6563CSS\u90fd\u6ca1\u6709\u8fc7\u6e21\u6548\u679c\u3002\uff0c<\/li>\n<\/ul>\n<h4>\u4f7f\u7528\u6848\u4f8b<\/h4>\n<p>\u4ec5\u4f7f\u7528<code>transition<\/code>\u5c5e\u6027\uff0c\u5b9e\u73b0\u5143\u7d20\u4ece display:inline \u2194 none \u7684\u8fc7\u6e21\u6548\u679c\u3002<\/p>\n<p>HTML\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>&lt;button id=\"trigger\"&gt;\u56fe\u7247\u663e\u793a\u4e0e\u9690\u85cf&lt;\/button&gt;\r\n&lt;img id=\"target\" src=\"1.jpg\" \/&gt;<\/pre>\n<p>\u901a\u8fc7toggle hidden\u5c5e\u6027\u5b9e\u73b0\u663e\u9690\u53d8\u5316\uff1a<\/p>\n<pre>trigger.onclick = function () {\r\n    target.toggleAttribute('hidden');\t\r\n};<\/pre>\n<p>OK\uff0c\u6700\u5173\u952e\u7684CSS\u6765\u4e86\uff0c\u5f88\u7b80\u5355\uff0c\u51e0\u884c\u4ee3\u7801\u5c31\u53ef\u4ee5\u4e86\uff1a<\/p>\n<pre>img {\r\n    transition: .25s allow-discrete;\r\n    opacity: 1;\r\n}\r\n\r\nimg[hidden] {\r\n    opacity: 0;\r\n}<\/pre>\n<p>\u6b64\u65f6\uff0c\u70b9\u51fb\u6309\u94ae\u8ba9\u56fe\u7247\u9690\u85cf\u7684\u65f6\u5019\uff0c\u5c31\u53ef\u4ee5\u770b\u5230\u56fe\u7247\u6de1\u51fa\u7684\u6548\u679c\u4e86\uff0c\u5982\u4e0bGIF\u52a8\u56fe\u6240\u793a\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202406\/img-fadeout.gif\" width=\"261\" height=\"229\" alt=\"\u56fe\u7247\u9690\u85cf\u52a8\u753b\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u9177\u554a~<\/p>\n<p>\u5f53\u7136\uff0c\u4e0a\u9762\u7684CSS\u4ee3\u7801\u4e5f\u53ef\u4ee5\u5206\u5f00\u4e66\u5199\uff1a<\/p>\n<pre>transition-duration: .25s;\r\ntransition-behavior: allow-discrete;<\/pre>\n<p>\u7136\u800c\uff0c\u518d\u6b21\u70b9\u51fb\u6309\u94ae\uff0c<span style=\"color:red;\">\u5e0c\u671b\u5176\u6de1\u51fa\u663e\u793a\u7684\u65f6\u5019\uff0c\u5374\u6ca1\u6709\u4efb\u4f55\u52a8\u753b\u6548\u679c<\/span>\u3002<\/p>\n<h4>\u95ee\u9898\u5206\u6790\u4e0e\u89e3\u51b3<\/h4>\n<p>\u4e3a\u4f55\u8bbe\u7f6e<code>transition-behavior:allow-discrete<\/code>\u53ef\u4ee5\u8ba9\u52a8\u753b<code>display:none<\/code>\u5728\u8fc7\u6e21\u65f6\u957f\u7ed3\u675f\u4e4b\u540e\u624d\u6267\u884c\uff0c\u56e0\u6b64\uff0copacity\u7684\u8fc7\u6e21\u52a8\u753b\u53ef\u4ee5\u8089\u773c\u53ef\u89c1\u3002<\/p>\n<p>\u4f46\u662f\u4ece<code>display:none<\/code>\u5230<code>display:block<\/code>\u7684\u663e\u793a\u662f\u7a81\u7136\u7684\uff0c\u5728\u6d4f\u89c8\u5668\u7684\u6e32\u67d3\u7ed8\u5236\u5c42\u9762\uff0c\u5143\u7d20display\u8ba1\u7b97\u503c\u53d8\u6210block\u548copacity\u8bbe\u4e3a1\u662f\u5728\u540c\u4e00\u4e2a\u6e32\u67d3\u5e27\u5b8c\u6210\u7684\uff0c\u7531\u4e8e\u6ca1\u6709\u8d77\u59cbopacity\uff0c\u6240\u4ee5\u770b\u4e0d\u5230\u52a8\u753b\u6548\u679c\u3002<\/p>\n<p>\u90a3\u6709\u6ca1\u6709\u4ec0\u4e48\u529e\u6cd5\u8ba9\u5143\u7d20display\u663e\u793a\u7684\u65f6\u5019\u4e5f\u6709\u8fc7\u6e21\u6548\u679c\u5462\uff1f<\/p>\n<p>\u8fd8\u771f\u6709\uff0c\u53ef\u4ee5\u4f7f\u7528\u5168\u65b0\u7684<code>@starting-style<\/code>\u89c4\u5219\uff0c\u4e13\u95e8\u89e3\u51b3\u6b64\u7c7b\u95ee\u9898\u7684\u3002<\/p>\n<h3>\u4e09\u3001\u4f7f\u7528@starting-style\u89c4\u5219\u58f0\u660e\u8fc7\u6e21\u8d77\u70b9<\/h3>\n<p><code>@starting-style<\/code>\u987e\u540d\u601d\u4e49\u5c31\u662f\u58f0\u660e\u8d77\u59cb\u6837\u5f0f\uff0c\u4e13\u95e8\u7528\u5728transition\u8fc7\u6e21\u6548\u679c\u4e2d\u3002<\/p>\n<p>\u4f8b\u5982\u4e0a\u9762\u7684\u4f8b\u5b50\uff0c\u8981\u60f3\u8ba9\u5143\u7d20display\u663e\u793a\u7684\u65f6\u5019\u6709\u6de1\u51fa\u6548\u679c\uff0c\u5f88\u7b80\u5355\uff0c\u518d\u52a0\u4e09\u884c\u4ee3\u7801\u5c31\u53ef\u4ee5\u4e86\uff1a<\/p>\n<pre>img {\r\n    transition: .25s allow-discrete;\r\n    opacity: 1;\r\n    @starting-style {\r\n      opacity: 0;\r\n    }\r\n}<\/pre>\n<p>\u6216\u8005\u4e0d\u4f7f\u7528CSS\u5d4c\u5957\u8bed\u6cd5\uff0c\u8fd9\u6837\u5199\u4e5f\u662f\u53ef\u4ee5\u7684\uff1a<\/p>\n<pre>img {\r\n  transition: .25s allow-discrete;\r\n  opacity: 1;\r\n}\r\n@starting-style {\r\n  img {\r\n    opacity: 0;\r\n  }\r\n}<\/pre>\n<p>\u6b64\u65f6\uff0c\u6211\u4eec\u518d\u70b9\u51fb\u6309\u94ae\u8ba9\u56fe\u7247\u663e\u793a\uff0c\u5c31\u53ef\u4ee5\u770b\u5230\u56fe\u7247\u662f\u900f\u660e\u5ea6\u52a8\u753b\u663e\u793a\u7684\uff0c\u5982\u4e0bMP4\u89c6\u9891\u5f55\u5c4f\u6240\u793a\uff08\u4e0d\u52a8\u70b9\u51fb\u64ad\u653e\uff09\uff1a<\/p>\n<p><video src='\/\/image.zhangxinxu.com\/video\/blog\/202406\/img-fade.mp4' type=\"video\/mp4\" width=\"261\" height=\"229\" preload=\"auto\" muted autoplay autobuffer loop x-webkit-airplay=\"allow\" x5-video-player-type=\"h5\" x5-video-player-fullscreen=\"true\" x5-video-orientation=\"portraint\" webkit-playsinline=\"true\" playsinline=\"true\" \u200b\u200b\u200b\u200bposter=\"\/\/image.zhangxinxu.com\/image\/blog\/201806\/poster.png\"><\/video><\/p>\n<p>\u773c\u89c1\u4e3a\u5b9e\uff0c\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/study\/202406\/css-transition-behavior-fadein-demo.php\" rel=\"noopener\" target=\"_blank\">CSS transition-behavior\u548c@starting-style\u5b9e\u73b0\u6de1\u5165\u6de1\u51fademo<\/a><\/p>\n<p>\u4e0d\u4ec5\u53ef\u4ee5\u770b\u5230\u6de1\u5165\u6de1\u51fa\u6548\u679c\uff0c\u8fd8\u53ef\u4ee5\u770b\u5230\u4e0a\u9762\u5c55\u793a\u7684\u4ec5\u6de1\u51fa\u6548\u679c\u3002<\/p>\n<h3>\u56db\u3001CSS\u8d8a\u6765\u8d8a\u5f3a\u4e86<\/h3>\n<p>\u672c\u6587\u8981\u4ecb\u7ecd\u7684\u5176\u5b9e\u5c312\u4e2a\u4e1c\u897f\uff0c\u4e00\u4e2a\u662f<code>transition-behavior:allow-discrete<\/code>\u53ef\u4ee5\u8ba9\u5143\u7d20<code>display:none<\/code>\u4e5f\u53ef\u4ee5\u6709\u6de1\u51fa\u6548\u679c\uff0c\u53e6\u5916\u4e00\u4e2a\u662f<code>@starting-style<\/code>\u89c4\u5219\uff0c\u53ef\u4ee5\u8ba9\u5143\u7d20\u4e0d\u518d\u662f<code>display:none<\/code>\u53ef\u4ee5\u6709\u6de1\u5165\u6548\u679c\u3002<\/p>\n<p>\u5728\u5b9e\u9645\u7684Web\u5f00\u53d1\u4e2d\uff0cpopover\u6d6e\u5c42\u548cdialog\u5bf9\u8bdd\u6846\u663e\u9690\u7684\u65f6\u5019\uff0c\u90fd\u662f\u57fa\u4e8edisplay\u8ba1\u7b97\u503c\u5b9e\u73b0\u7684\u3002<\/p>\n<p>\u73b0\u5728\uff0c\u6709\u4e86<code>transition-behavior<\/code>\u548c<code>@starting-style<\/code>\u89c4\u5219\uff0c\u8fd9\u4e9b\u539f\u751fHTML\u5143\u7d20\u7684\u4ea4\u4e92\u6548\u679c\u5c31\u53ef\u4ee5\u66f4\u4e0a\u4e00\u5c42\u697c\uff0c\u7b97\u662f\u5f25\u8865\u4e86\u957f\u4e45\u4ee5\u6765\u7684\u4e0d\u8db3\uff0c\u975e\u5e38\u68d2\uff0cCSS\u679c\u7136\u662f\u8d8a\u6765\u8d8a\u5f3a\u4e86\u3002<\/p>\n<p>\u7ee7\u7eed\u5b66\u4e60\uff0c\u4fdd\u6301\u4e0d\u61c8\u3002<\/p>\n<p>\u987a\u4fbf\u5e2e\u5fd9<button onclick=\"shareWeixin.click()\" class=\"entry-share-btn\">\u5206\u4eab<\/button>\u4e0b\uff0c\u8c22\u5566~<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202406\/thanks-s.png\" width=\"120\" height=\"120\" alt=\"\u8c22\u5566\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u4f1a\u7ecf\u5e38\u66f4\u65b0\u77e5\u8bc6\u70b9\u4ee5\u53ca\u4fee\u6b63\u4e00\u4e9b\u9519\u8bef\uff0c\u56e0\u6b64\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u539f\u51fa\u5904\uff0c\u65b9\u4fbf\u6eaf\u6e90\uff0c\u907f\u514d\u9648\u65e7\u9519\u8bef\u77e5\u8bc6\u7684\u8bef\u5bfc\uff0c\u540c\u65f6\u6709\u66f4\u597d\u7684\u9605\u8bfb\u4f53\u9a8c\u3002<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=11245\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=11245<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202406\/water-cover.png\" width=\"160\" height=\"99\" alt=\"\u6c34\u679c\u897f\u74dc\u5c01\u9762\u5360\u4f4d\u56fe\" class=\"alignright size-medium\" loading=\"lazy\" \/><\/p>\n<p>\u73b0\u5728\uff0cCSS\u5df2\u7ecf\u6709\u80fd\u529b\u8ba9\u5143\u7d20display:none\u5143\u7d20\u663e\u793a\u4e0e\u9690\u85cf\u7684\u65f6\u5019\u6709transition\u52a8\u753b\u6548\u679c\u4e86\uff0c\u5206\u522b\u9760@starting-style\u89c4\u5219\u548ctransition-behavior\u5c5e\u6027\uff0c\u4ec0\u4e48\uff0c\u8fd9\u4e9b\u4f60\u90fd\u4e0d\u8ba4\u8bc6\uff1f\u90a3\u8fd8\u4e0d\u8fdb\u6765\u770b\u770b\u7a76\u7adf\u662f\u4ec0\u4e48\u65b0\u7279\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[1983,1957,1758,398,288,1984,264],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/11245"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=11245"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/11245\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=11245"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=11245"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=11245"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}