{"id":206270,"date":"2025-06-12T13:07:20","date_gmt":"2025-06-12T05:07:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206270\/"},"modified":"2025-06-12T13:07:20","modified_gmt":"2025-06-12T05:07:20","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88-go-%e8%af%ad%e8%a8%80%e4%b8%ad-uint32-%e8%bd%ac-float32-%e5%90%8e%e6%95%b4%e6%95%b0%e9%83%a8%e5%88%86%e5%8f%af%e8%83%bd%e4%b8%8d%e4%b8%80%e8%87%b4%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206270\/","title":{"rendered":"\u4e3a\u4ec0\u4e48 Go \u8bed\u8a00\u4e2d uint32 \u8f6c float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0d\u4e00\u81f4\uff1f"},"content":{"rendered":"<p>\u600e\u4e48\u5165\u95e8GOLANG\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762GOLANG\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300a\u4e3a\u4ec0\u4e48 Go \u8bed\u8a00\u4e2d uint32 \u8f6c float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0d\u4e00\u81f4\uff1f\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241108\/1731033588672d79f40675b.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u4e3a\u4ec0\u4e48 go \u6574\u5f62 uint32 \u6570\u5b57\u8f6c\u6210 float32 \u540e\u90e8\u5206\u4e0d\u7b49<\/strong>,\u5728 go \u8bed\u8a00\u4e2d\uff0c\u6574\u6570\u7c7b\u578b uint32 \u53ef\u4ee5\u8f6c\u6210\u6d6e\u70b9\u6570\u7c7b\u578b float32\u3002\u7136\u800c\uff0c\u8f6c\u6210 float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0e\u539f uint32 \u6574\u6570\u90e8\u5206\u4e0d\u4e00\u81f4\uff0c\u800c\u8f6c\u6210 float64 \u540e\u5219\u4e00\u81f4\u3002,\u539f\u56e0\u5728\u4e8e float32 \u7684\u7cbe\u5ea6\u6709\u9650\uff0c\u4e0d\u8db3\u4ee5\u5b8c\u5168\u8868\u793a uint32 \u7c7b\u578b\u7684\u503c\u3002uint32 \u7c7b\u578b\u4e3a 32 \u4f4d\u65e0\u7b26\u53f7\u6574\u6570\uff0c\u53ef\u4ee5\u8868\u793a\u8303\u56f4\u4e3a [0, 2^32 &#8211; 1] \u7684\u503c\uff0c\u800c float32 \u7c7b\u578b\u4e3a 32 \u4f4d\u6d6e\u70b9\u6570\uff0c\u5176\u7cbe\u5ea6\u4ec5\u80fd\u8986\u76d6\u5927\u7ea6 6 \u4f4d\u5341\u8fdb\u5236\u6570\u3002\u56e0\u6b64\uff0c\u5f53 uint32 \u7c7b\u578b\u7684\u9ad8\u4f4d\u8d85\u51fa float32 \u7cbe\u5ea6\u8303\u56f4\u65f6\uff0c\u8f6c\u6210 float32 \u540e\u6574\u6570\u90e8\u5206\u4f1a\u51fa\u73b0\u5dee\u5f02\u3002,\u5bf9\u4e8e uint32(0xdeadbeef)\uff0c\u5176\u4e8c\u8fdb\u5236\u8868\u793a\u4e3a\uff1a,\u8f6c\u6210 float32 \u540e\uff0c\u9ad8\u4f4d\u5c0f\u6570\u90e8\u5206\u88ab\u820d\u53bb\uff0c\u800c\u6574\u6570\u90e8\u5206\u7684\u5012\u6570\u7b2c\u4e5d\u4f4d\u8fdb 1\uff0c\u5bfc\u81f4\u7ed3\u679c\u4e3a 3735928576.000000\u3002,\u5f53 uint32(0xdeadbeef) &#8211; 238 \u8f6c\u6210 float32 \u65f6\uff0c\u5176\u4e8c\u8fdb\u5236\u8868\u793a\u4e3a\uff1a,\u8f6c\u6210 float32 \u540e\uff0c\u9ad8\u4f4d\u5c0f\u6570\u90e8\u5206\u518d\u6b21\u88ab\u820d\u53bb\u3002\u7531\u4e8e\u5012\u6570\u7b2c\u4e5d\u4f4d\u5df2\u4e3a 1\uff0c\u56e0\u6b64\u6574\u6570\u90e8\u5206\u4e0d\u53d7\u5f71\u54cd\uff0c\u7ed3\u679c\u4e3a 3735928320.000000\u3002,\u56e0\u6b64\uff0cuint32 \u6574\u6570\u8f6c\u6210 float32 \u540e\u6574\u6570\u90e8\u5206\u4e0d\u4e00\u81f4\u7684\u539f\u56e0\u662f float32 \u7cbe\u5ea6\u6709\u9650\uff0c\u65e0\u6cd5\u5b8c\u5168\u8868\u793a uint32 \u7c7b\u578b\u7684\u9ad8\u4f4d\u503c\u3002,\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u4e3a\u4ec0\u4e48 Go \u8bed\u8a00\u4e2d uint32 \u8f6c float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0d\u4e00\u81f4\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01,\u4e3a\u4ec0\u4e48 go \u6574\u5f62 uint32 \u6570\u5b57\u8f6c\u6210 float32 \u540e\u90e8\u5206\u4e0d\u7b49,\u600e\u4e48\u5165\u95e8GOLANG\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762GOLANG\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300a\u4e3a\u4ec0\u4e48 Go \u8bed\u8a00\u4e2d uint32 \u8f6c float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0d\u4e00\u81f4\uff1f\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>\u4e3a\u4ec0\u4e48 Go \u8bed\u8a00\u4e2d uint32 \u8f6c float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0d\u4e00\u81f4\uff1f<\/span><\/p>\n<h1>\u4e3a\u4ec0\u4e48 Go \u8bed\u8a00\u4e2d uint32 \u8f6c float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0d\u4e00\u81f4\uff1f<\/h1>\n<p><span>2024-11-08 10:40:03<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u600e\u4e48\u5165\u95e8GOLANG\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762GOLANG\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300a\u4e3a\u4ec0\u4e48 Go \u8bed\u8a00\u4e2d uint32 \u8f6c float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0d\u4e00\u81f4\uff1f\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241108\/1731033588672d79f40675b.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u4e3a\u4ec0\u4e48 go \u6574\u5f62 uint32 \u6570\u5b57\u8f6c\u6210 float32 \u540e\u90e8\u5206\u4e0d\u7b49<\/strong><\/p>\n<p>\u5728 go \u8bed\u8a00\u4e2d\uff0c\u6574\u6570\u7c7b\u578b uint32 \u53ef\u4ee5\u8f6c\u6210\u6d6e\u70b9\u6570\u7c7b\u578b float32\u3002\u7136\u800c\uff0c\u8f6c\u6210 float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0e\u539f uint32 \u6574\u6570\u90e8\u5206\u4e0d\u4e00\u81f4\uff0c\u800c\u8f6c\u6210 float64 \u540e\u5219\u4e00\u81f4\u3002<\/p>\n<p>\u539f\u56e0\u5728\u4e8e float32 \u7684\u7cbe\u5ea6\u6709\u9650\uff0c\u4e0d\u8db3\u4ee5\u5b8c\u5168\u8868\u793a uint32 \u7c7b\u578b\u7684\u503c\u3002uint32 \u7c7b\u578b\u4e3a 32 \u4f4d\u65e0\u7b26\u53f7\u6574\u6570\uff0c\u53ef\u4ee5\u8868\u793a\u8303\u56f4\u4e3a [0, 2^32 &#8211; 1] \u7684\u503c\uff0c\u800c float32 \u7c7b\u578b\u4e3a 32 \u4f4d\u6d6e\u70b9\u6570\uff0c\u5176\u7cbe\u5ea6\u4ec5\u80fd\u8986\u76d6\u5927\u7ea6 6 \u4f4d\u5341\u8fdb\u5236\u6570\u3002\u56e0\u6b64\uff0c\u5f53 uint32 \u7c7b\u578b\u7684\u9ad8\u4f4d\u8d85\u51fa float32 \u7cbe\u5ea6\u8303\u56f4\u65f6\uff0c\u8f6c\u6210 float32 \u540e\u6574\u6570\u90e8\u5206\u4f1a\u51fa\u73b0\u5dee\u5f02\u3002<\/p>\n<p>\u5bf9\u4e8e uint32(0xdeadbeef)\uff0c\u5176\u4e8c\u8fdb\u5236\u8868\u793a\u4e3a\uff1a<\/p>\n<pre>1101 1110 1010 1101 1011 1110 1110 1111<\/pre>\n<p>\u8f6c\u6210 float32 \u540e\uff0c\u9ad8\u4f4d\u5c0f\u6570\u90e8\u5206\u88ab\u820d\u53bb\uff0c\u800c\u6574\u6570\u90e8\u5206\u7684\u5012\u6570\u7b2c\u4e5d\u4f4d\u8fdb 1\uff0c\u5bfc\u81f4\u7ed3\u679c\u4e3a 3735928576.000000\u3002<\/p>\n<p>\u5f53 uint32(0xdeadbeef) &#8211; 238 \u8f6c\u6210 float32 \u65f6\uff0c\u5176\u4e8c\u8fdb\u5236\u8868\u793a\u4e3a\uff1a<\/p>\n<pre>1101 1110 1010 1101 1011 1110 0000 0001<\/pre>\n<p>\u8f6c\u6210 float32 \u540e\uff0c\u9ad8\u4f4d\u5c0f\u6570\u90e8\u5206\u518d\u6b21\u88ab\u820d\u53bb\u3002\u7531\u4e8e\u5012\u6570\u7b2c\u4e5d\u4f4d\u5df2\u4e3a 1\uff0c\u56e0\u6b64\u6574\u6570\u90e8\u5206\u4e0d\u53d7\u5f71\u54cd\uff0c\u7ed3\u679c\u4e3a 3735928320.000000\u3002<\/p>\n<p>\u56e0\u6b64\uff0cuint32 \u6574\u6570\u8f6c\u6210 float32 \u540e\u6574\u6570\u90e8\u5206\u4e0d\u4e00\u81f4\u7684\u539f\u56e0\u662f float32 \u7cbe\u5ea6\u6709\u9650\uff0c\u65e0\u6cd5\u5b8c\u5168\u8868\u793a uint32 \u7c7b\u578b\u7684\u9ad8\u4f4d\u503c\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u4e3a\u4ec0\u4e48 Go \u8bed\u8a00\u4e2d uint32 \u8f6c float32 \u540e\u6574\u6570\u90e8\u5206\u53ef\u80fd\u4e0d\u4e00\u81f4\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   Redis \u5927 Value \u95ee\u9898\uff1a\u5982\u4f55\u89e3\u51b3\u5927 Key \u56f0\u6270\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u4ece\u5d4c\u5957\u7684 iframe \u4e2d\u83b7\u53d6\u5143\u7d20\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u600e\u4e48\u5165\u95e8GOLANG\u7f16\u7a0b\uff1f\u9700\u8981\u5b66&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-206270","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206270","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=206270"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206270\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}