{"id":75873,"date":"2024-01-09T01:40:40","date_gmt":"2024-01-08T17:40:40","guid":{"rendered":"\/\/www.viralrail.com\/?p=75873"},"modified":"2024-01-09T01:40:40","modified_gmt":"2024-01-08T17:40:40","slug":"gsjlxbsfw","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/75873.html","title":{"rendered":"\u5404\u6570\u636e\u7c7b\u578b\u8868\u793a\u8303\u56f4"},"content":{"rendered":"

  \u6570\u636e\u7c7b\u578b\u8868\u793a\u8303\u56f4\u662f\u8ba1\u7b97\u673a\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u5b83\u51b3\u5b9a\u4e86\u4e0d\u540c\u6570\u636e\u7c7b\u578b\u80fd\u591f\u5b58\u50a8\u7684\u6570\u503c\u8303\u56f4\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecd\u5404\u6570\u636e\u7c7b\u578b\u7684\u8868\u793a\u8303\u56f4\u53ca\u5176\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n

\u6574\u6570\u7c7b\u578b\u7684\u8868\u793a\u8303\u56f4<\/h2>\n

  \u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\uff0c\u6574\u6570\u7c7b\u578b\u7684\u6570\u636e\u5360\u636e\u4e86\u91cd\u8981\u5730\u4f4d\u3002\u4e0d\u540c\u7684\u6574\u6570\u7c7b\u578b\u80fd\u591f\u8868\u793a\u7684\u6570\u503c\u8303\u56f4\u6709\u6240\u4e0d\u540c\u3002\u4e0b\u9762\u5c06\u4ecb\u7ecd\u5e38\u89c1\u7684\u51e0\u79cd\u6574\u6570\u7c7b\u578b\u53ca\u5176\u8868\u793a\u8303\u56f4\u3002<\/p>\n

  \u6709\u7b26\u53f7\u6574\u6570<\/h3>\n

  \u6709\u7b26\u53f7\u6574\u6570\u901a\u5e38\u91c7\u7528\u8865\u7801\u65b9\u5f0f\u8868\u793a\uff0c\u5b83\u80fd\u591f\u8868\u793a\u7684\u6700\u5927\u6b63\u6570\u548c\u6700\u5c0f\u8d1f\u6570\u53d6\u51b3\u4e8e\u5b83\u7684\u4f4d\u6570\uff0c\u901a\u8fc72\u7684\u5e42\u6b21\u65b9\u53ef\u4ee5\u8ba1\u7b97\u51fa\u5176\u8868\u793a\u8303\u56f4\u3002<\/p>\n

  \u65e0\u7b26\u53f7\u6574\u6570<\/h3>\n

  \u65e0\u7b26\u53f7\u6574\u6570\u4ec5\u8868\u793a\u975e\u8d1f\u6570\uff0c\u5176\u53d6\u503c\u8303\u56f4\u6bd4\u6709\u7b26\u53f7\u6574\u6570\u5927\u4e00\u500d\uff0c\u56e0\u4e3a\u65e0\u7b26\u53f7\u6574\u6570\u4e0d\u9700\u8981\u5b58\u50a8\u8d1f\u6570\u7684\u4fe1\u606f\u3002<\/p>\n

\u6d6e\u70b9\u6570\u7c7b\u578b\u7684\u8868\u793a\u8303\u56f4<\/h2>\n

  \u6d6e\u70b9\u6570\u7528\u4e8e\u8868\u793a\u975e\u6574\u6570\u503c\uff0c\u5b83\u53ef\u4ee5\u8868\u793a\u5927\u8303\u56f4\u7684\u6570\u503c\uff0c\u5e76\u4e14\u5177\u6709\u8f83\u9ad8\u7684\u7cbe\u5ea6\u3002\u4e0d\u540c\u7684\u6d6e\u70b9\u6570\u7c7b\u578b\u53ef\u4ee5\u8868\u793a\u7684\u8303\u56f4\u548c\u7cbe\u5ea6\u4e5f\u6709\u6240\u4e0d\u540c\u3002<\/p>\n

  \u5355\u7cbe\u5ea6\u6d6e\u70b9\u6570<\/h3>\n

  \u5355\u7cbe\u5ea6\u6d6e\u70b9\u6570\u91c7\u7528IEEE 754\u6807\u51c6\u8868\u793a\uff0c\u5b83\u7684\u8868\u793a\u8303\u56f4\u5927\u7ea6\u662f1.4E-45\u52303.4E38\u3002<\/p>\n

  \u53cc\u7cbe\u5ea6\u6d6e\u70b9\u6570<\/h3>\n

  \u53cc\u7cbe\u5ea6\u6d6e\u70b9\u6570\u4e5f\u91c7\u7528IEEE 754\u6807\u51c6\uff0c\u5b83\u7684\u8868\u793a\u8303\u56f4\u6bd4\u5355\u7cbe\u5ea6\u6d6e\u70b9\u6570\u66f4\u5927\uff0c\u5927\u7ea6\u662f5.0E-324\u52301.7E308\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u5404\u6570\u636e\u7c7b\u578b\u7684\u8868\u793a\u8303\u56f4\u76f4\u63a5\u5f71\u54cd\u4e86\u5728\u7269\u8054\u7f51<\/a>\u5e94\u7528\u4e2d\u7684\u6570\u636e\u5b58\u50a8\u548c\u5904\u7406\u3002<\/strong>\u4e86\u89e3\u5404\u6570\u636e\u7c7b\u578b\u7684\u8868\u793a\u8303\u56f4\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5e76\u5145\u5206\u5229\u7528\u5176\u8868\u793a\u8303\u56f4\uff0c\u786e\u4fdd\u6570\u636e\u7684\u51c6\u786e\u6027\u548c\u5b58\u50a8\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6570\u636e\u7c7b\u578b\u8868\u793a\u8303\u56f4\u662f\u8ba1\u7b97\u673a\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u5b83\u51b3\u5b9a\u4e86\u4e0d\u540c\u6570\u636e\u7c7b\u578b\u80fd\u591f\u5b58\u50a8\u7684\u6570\u503c\u8303\u56f4\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecd\u5404\u6570\u636e\u7c7b\u578b\u7684\u8868\u793a\u8303\u56f4\u53ca\u5176\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002\u6574\u6570\u7c7b\u578b\u7684\u8868\u793a\u8303\u56f4<\/p>\n","protected":false},"author":1,"featured_media":64183,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[305],"class_list":["post-75873","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-dzjs"],"_links":{"self":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/75873"}],"collection":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/comments?post=75873"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/75873\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=75873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=75873"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=75873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}