{"id":31557,"date":"2023-12-21T13:08:37","date_gmt":"2023-07-30T13:01:41","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8ejava%e4%b8%ad%e7%9a%84double%e5%87%bd%e6%95%b0\/"},"modified":"2024-05-04T14:39:10","modified_gmt":"2024-05-04T06:39:10","slug":"%e5%85%b3%e4%ba%8ejava%e4%b8%ad%e7%9a%84double%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8ejava%e4%b8%ad%e7%9a%84double%e5%87%bd%e6%95%b0\/","title":{"rendered":"\u5173\u4e8eJava\u4e2d\u7684double\u51fd\u6570"},"content":{"rendered":"<pre class=\"post-pre\"><code>        <span class=\"kt\">double<\/span> <span class=\"n\">d<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">5<\/span><span class=\"o\">\/<\/span><span class=\"mi\">10<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"n\">d<\/span><span class=\"o\">);<\/span>\r\n<\/code><\/pre>\n<p>d\u7684\u7ed3\u679c\u4e3a0.0\u3002<br \/>\n\u4e0d\u4e3a0.5\u3002<br \/>\n\u56e0\u4e3a\u4e24\u4e2a\u5b57\u9762\u503c\u90fd\u662fint\u7c7b\u578b\u3002<\/p>\n<pre class=\"post-pre\"><code>        <span class=\"kt\">int<\/span> <span class=\"n\">d<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">5<\/span><span class=\"o\">\/<\/span><span class=\"mi\">10<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"n\">d<\/span><span class=\"o\">);<\/span>\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u7ed3\u679c\u4e3a0\uff0c\u5b83\u5c06\u88ab\u8f6c\u6362\u4e3a\u53cc\u7cbe\u5ea6\u7c7b\u578b\uff0c\u5e76\u53d8\u4e3a0.0\u3002<\/p>\n<p>\u5728\u8fdb\u884cint\u7c7b\u578b\u7684\u8ba1\u7b97\u65f6\uff0c\u8ba1\u7b97\u7ed3\u679c\u4f1a\u8f6c\u6362\u4e3aint\u7c7b\u578b\uff0c\u56e0\u6b64\u9700\u8981\u5c06\u5176\u4e2d\u4e00\u4e2a\u8f6c\u6362\u4e3adouble\u5b57\u9762\u91cf\u3002<\/p>\n<pre class=\"post-pre\"><code>        <span class=\"kt\">double<\/span> <span class=\"n\">d<\/span> <span class=\"o\">=<\/span> <span class=\"mf\">5.0<\/span><span class=\"o\">\/<\/span><span class=\"mi\">10<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"n\">d<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"n\">\u307e\u305f\u306f<\/span>\r\n        <span class=\"kt\">double<\/span> <span class=\"n\">d<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">5<\/span><span class=\"o\">\/<\/span><span class=\"mf\">10.0<\/span><span class=\"o\">;<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"n\">d<\/span><span class=\"o\">);<\/span>\r\n\r\n<\/code><\/pre>\n<p>\u7ed3\u679c\u662f0.5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>double d = 5\/10; System.out.println(d); d\u7684\u7ed3\u679c\u4e3a0.0\u3002 \u4e0d\u4e3a0.5 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31557","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5173\u4e8eJava\u4e2d\u7684double\u51fd\u6570 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5173\u4e8ejava\u4e2d\u7684double\u51fd\u6570\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5173\u4e8eJava\u4e2d\u7684double\u51fd\u6570\" \/>\n<meta property=\"og:description\" content=\"double d = 5\/10; 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