{"id":27557,"date":"2024-11-24T08:18:10","date_gmt":"2024-11-24T00:18:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/27557\/"},"modified":"2024-11-24T08:18:10","modified_gmt":"2024-11-24T00:18:10","slug":"overflow-%e5%88%9b%e5%bb%ba%e7%9a%84-bfc-%e5%92%8c-float-%e5%88%9b%e5%bb%ba%e7%9a%84-bfc-%e8%a1%8c%e4%b8%ba%e4%b8%ba%e4%bd%95%e4%b8%8d%e5%90%8c%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/27557\/","title":{"rendered":"overflow \u521b\u5efa\u7684 BFC \u548c float \u521b\u5efa\u7684 BFC \u884c\u4e3a\u4e3a\u4f55\u4e0d\u540c\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173129004469815.jpg\" class=\"aligncenter\" title=\"overflow \u521b\u5efa\u7684 BFC \u548c float \u521b\u5efa\u7684 BFC \u884c\u4e3a\u4e3a\u4f55\u4e0d\u540c\uff1f\u63d2\u56fe\" alt=\"overflow \u521b\u5efa\u7684 BFC \u548c float \u521b\u5efa\u7684 BFC \u884c\u4e3a\u4e3a\u4f55\u4e0d\u540c\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong> \u521b\u5efa\u7684 bfc \u4e0e float \u521b\u5efa\u7684 bfc \u4e3a\u4f55\u884c\u4e3a\u4e0d\u540c\uff1f<\/strong><\/p>\n<p>overflow \u521b\u5efa\u7684 BFC \u548c float \u521b\u5efa\u7684 BFC \u90fd\u662f BFC\uff0c\u4f46\u5b83\u4eec\u7684\u884c\u4e3a\u5374\u4e0d\u540c\uff1a<\/p>\n<p><strong>overflow \u521b\u5efa\u7684 BFC<\/strong><\/p>\n<ul>\n<li>\u5373\u4f7f\u53f3\u4fa7\u6ca1\u6709\u8db3\u591f\u7684\u7a7a\u95f4\uff0c\u4e5f\u4f1a\u5728\u56fe\u7247\u53f3\u4fa7\u5ef6\u4f38\u9ad8\u5ea6\uff0c\u653e\u4e0b\u6587\u5b57\u3002<\/li>\n<\/ul>\n<p><strong>float \u521b\u5efa\u7684 BFC<\/strong><\/p>\n<ul>\n<li>\u6587\u5b57\u8fc7\u591a\u65f6\uff0c\u76f4\u63a5\u663e\u793a\u5728\u4e0b\u4e00\u884c\uff0c\u800c\u4e0d\u662f\u5728\u56fe\u7247\u53f3\u4fa7\u5ef6\u4f38\u9ad8\u5ea6\u3002<\/li>\n<\/ul>\n<p><strong>\u884c\u4e3a\u5dee\u5f02\u539f\u56e0<\/strong><\/p>\n<p>\u8fd9\u79cd\u884c\u4e3a\u5dee\u5f02\u4e0e\u4ea7\u751f BFC \u7684\u65b9\u5f0f\u65e0\u5173\u3002\u76f8\u53cd\uff0c\u5b83\u4e0e\u4ee5\u4e0b\u56e0\u7d20\u76f8\u5173\uff1a<\/p>\n<ul>\n<li>&#8220;\u5757\u5bbd\u5ea6&#8221; (block width) \u7684\u8ba1\u7b97\uff08auto \u6216 fit-content\uff09<\/li>\n<li>float \u5143\u7d20\u4ece\u6b63\u5e38\u6d41\u4e2d\u6d41\u51fa<\/li>\n<li>float \u4e0e\u540e\u7eed BFC \u4e0d\u91cd\u53e0<\/li>\n<\/ul>\n<p><strong>\u884c\u4e3a 1<\/strong><\/p>\n<ul>\n<li>float \u5143\u7d20\u6d41\u51fa\u6b63\u5e38\u6d41\uff0c\u56e0\u6b64\u540e\u7eed\u7684\u6b63\u5e38\u6d41\u5143\u7d20\u5e94\u8be5\u5c06\u5176\u89c6\u4e3a\u7a7a\u767d\u3002<\/li>\n<li>\u7d27\u90bb float \u5143\u7d20\u7684 BFC \u4e0d\u80fd\u4e0e\u6d6e\u52a8\u5143\u7d20\u7684\u8fb9\u6846\u6846\u91cd\u53e0\u3002<\/li>\n<li>\u4e3a\u4e86\u65e2\u89c6 float \u5143\u7d20\u4e3a\u7a7a\u767d\u53c8\u4e0d\u4e0e\u5b83\u91cd\u53e0\uff0c\u8be5 BFC \u5c06\u53d8\u7a84\uff0c\u5360\u636e\u8be5\u884c\u7684\u5269\u4f59\u5bbd\u5ea6\u3002<\/li>\n<li>\u5f53 width \u4e3a auto \u65f6\uff0cBFC \u7684\u5bbd\u5ea6\u4f1a\u81ea\u52a8\u8c03\u6574\u4ee5\u9002\u5e94\u5269\u4f59\u7a7a\u95f4\u3002<\/li>\n<li>\u5982\u679c\u8bbe\u7f6e\u4e86 BFC \u7684\u663e\u5f0f\u5bbd\u5ea6\uff0c\u5b83\u5c06\u4e0d\u4f1a\u8c03\u6574\u5927\u5c0f\uff0c\u5982\u679c\u53ef\u7528\u7a7a\u95f4\u4e0d\u8db3\uff0cBFC \u5c06\u79fb\u52a8\u5230\u4e0b\u4e00\u884c\u3002<\/li>\n<\/ul>\n<p><strong>\u884c\u4e3a 2<\/strong><\/p>\n<ul>\n<li>&#8220;\u5757\u5bbd\u5ea6&#8221; \u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1amin(max(\u6700\u5c0f\u9996\u9009\u5bbd\u5ea6\uff0c\u53ef\u7528\u5bbd\u5ea6)\uff0c\u9996\u9009\u5bbd\u5ea6)\u3002<\/li>\n<\/ul>\n<p>\u5f53\u6587\u672c\u8f83\u957f\u65f6\uff0cBFC \u7684\u5bbd\u5ea6\u4e3a\u53ef\u7528\u5bbd\u5ea6\u3002\u5f53\u6587\u672c\u8f83\u77ed\u65f6\uff0cBFC \u7684\u5bbd\u5ea6\u4e3a\u9996\u9009\u5bbd\u5ea6\u3002<\/p>\n<p>\u56e0\u6b64\uff0cfloat \u521b\u5efa\u7684 BFC \u4e2d\u7684\u6587\u5b57\u8f83\u591a\u65f6\uff0cBFC \u5c06\u53d8\u7a84\uff0c\u76f4\u5230\u6587\u5b57\u5168\u90e8\u663e\u793a\u5728\u5f53\u524d\u884c\u4e2d\u3002\u800c\u5f53 overflow \u521b\u5efa\u7684 BFC \u4e2d\u7684\u6587\u5b57\u8f83\u5c11\u65f6\uff0cBFC \u4ecd\u5c06\u5ef6\u4f38\u9ad8\u5ea6\uff0c\u5728\u56fe\u7247\u53f3\u4fa7\u653e\u4e0b\u6587\u5b57\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f \u521b\u5efa\u7684 BFC \u548c float \u521b\u5efa\u7684 BFC \u884c\u4e3a\u4e3a\u4f55\u4e0d\u540c\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u521b\u5efa\u7684 bfc \u4e0e float \u521b\u5efa\u7684 bfc \u4e3a\u4f55\u884c\u4e3a\u4e0d\u540c\uff1f overflow \u521b\u5efa\u7684 BFC \u548c float \u521b\u5efa\u7684 BFC \u90fd\u662f BFC\uff0c\u4f46\u5b83\u4eec\u7684\u884c\u4e3a\u5374\u4e0d\u540c\uff1a overflow \u521b\u5efa\u7684 BFC \u5373\u4f7f\u53f3\u4fa7\u6ca1\u6709\u8db3\u591f\u7684\u7a7a\u95f4\uff0c\u4e5f\u4f1a\u5728\u56fe\u7247\u53f3\u4fa7\u5ef6\u4f38\u9ad8\u5ea6\uff0c\u653e\u4e0b\u6587\u5b57\u3002 float \u521b\u5efa\u7684 BFC \u6587\u5b57\u8fc7\u591a\u65f6\uff0c\u76f4\u63a5\u663e\u793a\u5728\u4e0b\u4e00\u884c\uff0c\u800c\u4e0d\u662f\u5728\u56fe\u7247\u53f3\u4fa7\u5ef6\u4f38\u9ad8\u5ea6\u3002 \u884c\u4e3a\u5dee\u5f02\u539f\u56e0 \u8fd9\u79cd\u884c\u4e3a\u5dee\u5f02\u4e0e\u4ea7\u751f BFC \u7684\u65b9\u5f0f\u65e0\u5173\u3002\u76f8\u53cd\uff0c\u5b83\u4e0e\u4ee5\u4e0b\u56e0\u7d20\u76f8\u5173\uff1a &#8220;\u5757\u5bbd\u5ea6&#8221; (block width) \u7684\u8ba1\u7b97\uff08auto \u6216 fit-content\uff09 float \u5143\u7d20\u4ece\u6b63\u5e38\u6d41\u4e2d\u6d41\u51fa float \u4e0e\u540e\u7eed BFC \u4e0d\u91cd\u53e0 \u884c\u4e3a 1 float \u5143\u7d20\u6d41\u51fa\u6b63\u5e38\u6d41\uff0c\u56e0\u6b64\u540e\u7eed\u7684\u6b63\u5e38\u6d41\u5143\u7d20\u5e94\u8be5\u5c06\u5176\u89c6\u4e3a\u7a7a\u767d\u3002 \u7d27\u90bb float \u5143\u7d20\u7684 BFC \u4e0d\u80fd\u4e0e\u6d6e\u52a8\u5143\u7d20\u7684\u8fb9\u6846\u6846\u91cd\u53e0\u3002 \u4e3a\u4e86\u65e2\u89c6 float \u5143\u7d20\u4e3a\u7a7a\u767d\u53c8\u4e0d\u4e0e\u5b83\u91cd\u53e0\uff0c\u8be5 BFC \u5c06\u53d8\u7a84\uff0c\u5360\u636e\u8be5\u884c\u7684\u5269\u4f59\u5bbd\u5ea6\u3002 \u5f53 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-27557","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/27557","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=27557"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/27557\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=27557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=27557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=27557"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}