{"id":210642,"date":"2023-12-22T07:11:18","date_gmt":"2023-12-21T23:11:18","guid":{"rendered":"https:\/\/www.idc.net\/help\/210642\/"},"modified":"2023-12-22T07:11:18","modified_gmt":"2023-12-21T23:11:18","slug":"linux-%e5%91%bd%e4%bb%a4%ef%bc%9abc-%e4%bb%bb%e6%84%8f%e7%b2%be%e5%ba%a6%e8%ae%a1%e7%ae%97%e5%99%a8%e8%af%ad%e8%a8%80-2","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/210642\/","title":{"rendered":"Linux \u547d\u4ee4\uff1abc &#8211; \u4efb\u610f\u7cbe\u5ea6\u8ba1\u7b97\u5668\u8bed\u8a00"},"content":{"rendered":"<p><title id=\"linux-%e5%91%bd%e4%bb%a4%ef%bc%9abc-%e4%bb%bb%e6%84%8f%e7%b2%be%e5%ba%a6%e8%ae%a1%e7%ae%97%e5%99%a8%e8%af%ad%e8%a8%80-GFMROlvRzB\">Linux \u547d\u4ee4\uff1abc - \u4efb\u610f\u7cbe\u5ea6\u8ba1\u7b97\u5668\u8bed\u8a00<\/title><\/p>\n<h1 id=\"linux-%e5%91%bd%e4%bb%a4%ef%bc%9abc-%e4%bb%bb%e6%84%8f%e7%b2%be%e5%ba%a6%e8%ae%a1%e7%ae%97%e5%99%a8%e8%af%ad%e8%a8%80-GFMROlvRzB\">Linux \u547d\u4ee4\uff1abc - \u4efb\u610f\u7cbe\u5ea6\u8ba1\u7b97\u5668\u8bed\u8a00<\/h1>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u6709\u8bb8\u591a\u5f3a\u5927\u7684\u547d\u4ee4\u884c\u5de5\u5177\u53ef\u7528\u4e8e\u5404\u79cd\u4efb\u52a1\u3002\u5176\u4e2d\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\u662fbc\u547d\u4ee4\uff0c\u5b83\u662f\u4e00\u4e2a\u4efb\u610f\u7cbe\u5ea6\u8ba1\u7b97\u5668\u8bed\u8a00\u3002bc\u547d\u4ee4\u53ef\u4ee5\u6267\u884c\u9ad8\u7cbe\u5ea6\u7684\u6570\u5b66\u8ba1\u7b97\uff0c\u5305\u62ec\u6574\u6570\u548c\u6d6e\u70b9\u6570\u8fd0\u7b97\uff0c\u4ee5\u53ca\u590d\u6742\u7684\u6570\u5b66\u51fd\u6570\u3002<\/p>\n<h2 id=\"%e5%ae%89%e8%a3%85bc%e5%91%bd%e4%bb%a4-GFMROlvRzB\">\u5b89\u88c5bc\u547d\u4ee4<\/h2>\n<p>\u5728\u5927\u591a\u6570Linux\u53d1\u884c\u7248\u4e2d\uff0cbc\u547d\u4ee4\u5df2\u7ecf\u9884\u88c5\u3002\u5982\u679c\u60a8\u7684\u7cfb\u7edf\u4e0a\u6ca1\u6709\u5b89\u88c5bc\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<pre><code>sudo apt-get install bc<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8bc%e5%91%bd%e4%bb%a4%e8%bf%9b%e8%a1%8c%e6%95%b0%e5%ad%a6%e8%ae%a1%e7%ae%97-GFMROlvRzB\">\u4f7f\u7528bc\u547d\u4ee4\u8fdb\u884c\u6570\u5b66\u8ba1\u7b97<\/h2>\n<p>\u4e00\u65e6\u5b89\u88c5\u4e86bc\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u5728\u7ec8\u7aef\u4e2d\u76f4\u63a5\u4f7f\u7528\u5b83\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9bbc\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e6%95%b4%e6%95%b0%e8%ae%a1%e7%ae%97-GFMROlvRzB\">\u6574\u6570\u8ba1\u7b97<\/h3>\n<p>\u8981\u6267\u884c\u7b80\u5355\u7684\u6574\u6570\u8ba1\u7b97\uff0c\u60a8\u53ef\u4ee5\u76f4\u63a5\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u8868\u8fbe\u5f0f\uff0c\u5e76\u4f7f\u7528bc\u547d\u4ee4\u8fdb\u884c\u8ba1\u7b97\u3002\u4f8b\u5982\uff0c\u8981\u8ba1\u7b972\u7684\u5e73\u65b9\uff1a<\/p>\n<pre><code>echo \"2^2\" | bc<\/code><\/pre>\n<p>\u8f93\u51fa\u5c06\u662f4\u3002<\/p>\n<h3 id=\"%e6%b5%ae%e7%82%b9%e6%95%b0%e8%ae%a1%e7%ae%97-GFMROlvRzB\">\u6d6e\u70b9\u6570\u8ba1\u7b97<\/h3>\n<p>bc\u547d\u4ee4\u8fd8\u53ef\u4ee5\u6267\u884c\u6d6e\u70b9\u6570\u8ba1\u7b97\u3002\u4f8b\u5982\uff0c\u8981\u8ba1\u7b97\u5706\u7684\u9762\u79ef\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>echo \"3.14 * 2^2\" | bc<\/code><\/pre>\n<p>\u8f93\u51fa\u5c06\u662f12.56\u3002<\/p>\n<h3 id=\"%e6%95%b0%e5%ad%a6%e5%87%bd%e6%95%b0-GFMROlvRzB\">\u6570\u5b66\u51fd\u6570<\/h3>\n<p>bc\u547d\u4ee4\u652f\u6301\u5404\u79cd\u6570\u5b66\u51fd\u6570\uff0c\u5982sin\u3001cos\u3001sqrt\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u8ba1\u7b97\u6b63\u5f26\u51fd\u6570\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>echo \"s(0)\" | bc -l<\/code><\/pre>\n<p>\u8f93\u51fa\u5c06\u662f0\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8bc%e5%91%bd%e4%bb%a4%e8%bf%9b%e8%a1%8c%e5%a4%8d%e6%9d%82%e8%ae%a1%e7%ae%97-GFMROlvRzB\">\u4f7f\u7528bc\u547d\u4ee4\u8fdb\u884c\u590d\u6742\u8ba1\u7b97<\/h2>\n<p>bc\u547d\u4ee4\u8fd8\u652f\u6301\u53d8\u91cf\u548c\u63a7\u5236\u7ed3\u6784\uff0c\u4f7f\u60a8\u80fd\u591f\u6267\u884c\u66f4\u590d\u6742\u7684\u8ba1\u7b97\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u8ba1\u7b97\u9636\u4e58\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>echo \"define factorial(n) {\n  if (n == 0) return 1;\n  return n * factorial(n-1);\n}\nfactorial(5)\" | bc<\/code><\/pre>\n<p>\u8f93\u51fa\u5c06\u662f120\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-GFMROlvRzB\">\u603b\u7ed3<\/h2>\n<p>bc\u547d\u4ee4\u662f\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u4efb\u610f\u7cbe\u5ea6\u8ba1\u7b97\u5668\u8bed\u8a00\uff0c\u53ef\u7528\u4e8e\u6267\u884c\u9ad8\u7cbe\u5ea6\u7684\u6570\u5b66\u8ba1\u7b97\u3002\u5b83\u652f\u6301\u6574\u6570\u548c\u6d6e\u70b9\u6570\u8fd0\u7b97\uff0c\u4ee5\u53ca\u5404\u79cd\u6570\u5b66\u51fd\u6570\u3002\u65e0\u8bba\u60a8\u662f\u8fdb\u884c\u7b80\u5355\u7684\u8ba1\u7b97\u8fd8\u662f\u590d\u6742\u7684\u8ba1\u7b97\uff0cbc\u547d\u4ee4\u90fd\u53ef\u4ee5\u6ee1\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n<p>\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91\uff0c\u540e\u6d6a\u4e91\u63d0\u4f9b\u53ef\u9760\u7684\u9999\u6e2f\u670d\u52a1\u5668\u670d\u52a1\u3002\u5982\u679c\u60a8\u9700\u8981\u9ad8\u6027\u80fd\u7684\u670d\u52a1\u5668\uff0c\u540e\u6d6a\u4e91\u7684\u9999\u6e2f\u670d\u52a1\u5668\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u60a8\u53ef\u4ee5\u5728<a href=\"https:\/\/idc.net\">\u540e\u6d6a\u4e91\u5b98\u7f51<\/a>\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u9999\u6e2f\u670d\u52a1\u5668\u7684\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux \u547d\u4ee4\uff1abc - \u4efb\u610f\u7cbe\u5ea6\u8ba1\u7b97\u5668\u8bed\u8a00 Linux \u547d\u4ee4\uff1abc - \u4efb\u610f\u7cbe\u5ea6\u8ba1\u7b97\u5668\u8bed\u8a00 \u5728Linux\u7cfb [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-210642","post","type-post","status-publish","format-standard","hentry","category-centos"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/210642","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=210642"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/210642\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=210642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=210642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=210642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}