{"id":217867,"date":"2023-12-23T01:35:31","date_gmt":"2023-12-22T17:35:31","guid":{"rendered":"https:\/\/www.idc.net\/help\/217867\/"},"modified":"2023-12-23T01:35:31","modified_gmt":"2023-12-22T17:35:31","slug":"php%e5%87%bd%e6%95%b0%ef%bc%9acosh","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/217867\/","title":{"rendered":"PHP\u51fd\u6570\uff1acosh"},"content":{"rendered":"<h1 id=\"php%e5%87%bd%e6%95%b0%ef%bc%9acosh-pLaFTVTIew\">PHP\u51fd\u6570\uff1acosh<\/h1>\n<p>\u5728PHP\u4e2d\uff0ccosh()\u51fd\u6570\u7528\u4e8e\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u53cc\u66f2\u4f59\u5f26\u503c\u3002\u53cc\u66f2\u4f59\u5f26\u662f\u53cc\u66f2\u51fd\u6570\u4e4b\u4e00\uff0c\u5b83\u4e0e\u666e\u901a\u4f59\u5f26\u51fd\u6570\u6709\u4e00\u4e9b\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\u3002<\/p>\n<h2 id=\"%e8%af%ad%e6%b3%95-pLaFTVTIew\">\u8bed\u6cd5<\/h2>\n<p>\u8be5\u51fd\u6570\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>cosh(float $x): float\n<\/code><\/pre>\n<p>\u53c2\u6570$x\u662f\u4e00\u4e2a\u6d6e\u70b9\u6570\uff0c\u8868\u793a\u8981\u8ba1\u7b97\u53cc\u66f2\u4f59\u5f26\u503c\u7684\u6570\u3002<\/p>\n<h2 id=\"%e8%bf%94%e5%9b%9e%e5%80%bc-pLaFTVTIew\">\u8fd4\u56de\u503c<\/h2>\n<p>cosh()\u51fd\u6570\u8fd4\u56de\u53c2\u6570$x\u7684\u53cc\u66f2\u4f59\u5f26\u503c\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b-pLaFTVTIew\">\u793a\u4f8b<\/h2>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528cosh()\u51fd\u6570\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>&lt;?php\n$x = 2.5;\n$result = cosh($x);\necho \"cosh($x) = $result\";\n?&gt;\n<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre><code>cosh(2.5) = 6.1322894796639\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u8ba1\u7b97\u4e862.5\u7684\u53cc\u66f2\u4f59\u5f26\u503c\uff0c\u5e76\u5c06\u7ed3\u679c\u6253\u5370\u51fa\u6765\u3002<\/p>\n<h2 id=\"%e5%8f%8c%e6%9b%b2%e4%bd%99%e5%bc%a6%e4%b8%8e%e6%99%ae%e9%80%9a%e4%bd%99%e5%bc%a6%e7%9a%84%e5%8c%ba%e5%88%ab-pLaFTVTIew\">\u53cc\u66f2\u4f59\u5f26\u4e0e\u666e\u901a\u4f59\u5f26\u7684\u533a\u522b<\/h2>\n<p>\u53cc\u66f2\u4f59\u5f26\u4e0e\u666e\u901a\u4f59\u5f26\u51fd\u6570\u5728\u5b9a\u4e49\u548c\u6027\u8d28\u4e0a\u6709\u4e00\u4e9b\u533a\u522b\u3002<\/p>\n<p>\u9996\u5148\uff0c\u53cc\u66f2\u4f59\u5f26\u51fd\u6570\u7684\u5b9a\u4e49\u57df\u662f\u6574\u4e2a\u5b9e\u6570\u96c6\uff0c\u800c\u666e\u901a\u4f59\u5f26\u51fd\u6570\u7684\u5b9a\u4e49\u57df\u662f\u4ece0\u52302\u03c0\u7684\u95ed\u533a\u95f4\u3002<\/p>\n<p>\u5176\u6b21\uff0c\u53cc\u66f2\u4f59\u5f26\u51fd\u6570\u7684\u503c\u57df\u662f\u6574\u4e2a\u5b9e\u6570\u96c6\uff0c\u800c\u666e\u901a\u4f59\u5f26\u51fd\u6570\u7684\u503c\u57df\u662f\u4ece-1\u52301\u7684\u95ed\u533a\u95f4\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u53cc\u66f2\u4f59\u5f26\u51fd\u6570\u7684\u56fe\u50cf\u662f\u4e00\u4e2a\u5f00\u53e3\u5411\u4e0a\u7684\u629b\u7269\u7ebf\uff0c\u800c\u666e\u901a\u4f59\u5f26\u51fd\u6570\u7684\u56fe\u50cf\u662f\u4e00\u4e2a\u5468\u671f\u6027\u7684\u6ce2\u5f62\u3002<\/p>\n<p>\u53cc\u66f2\u4f59\u5f26\u51fd\u6570\u5728\u6570\u5b66\u548c\u5de5\u7a0b\u9886\u57df\u4e2d\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u7279\u522b\u662f\u5728\u89e3\u51b3\u4e0e\u6ce2\u52a8\u3001\u632f\u52a8\u548c\u5468\u671f\u6027\u73b0\u8c61\u76f8\u5173\u7684\u95ee\u9898\u65f6\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-pLaFTVTIew\">\u603b\u7ed3<\/h2>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4ecb\u7ecd\u4e86PHP\u4e2d\u7684cosh()\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u7528\u4e8e\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u53cc\u66f2\u4f59\u5f26\u503c\u3002\u6211\u4eec\u8ba8\u8bba\u4e86\u8be5\u51fd\u6570\u7684\u8bed\u6cd5\u548c\u8fd4\u56de\u503c\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u4e2a\u793a\u4f8b\u6765\u6f14\u793a\u5982\u4f55\u4f7f\u7528\u8be5\u51fd\u6570\u3002\u53e6\u5916\uff0c\u6211\u4eec\u8fd8\u6bd4\u8f83\u4e86\u53cc\u66f2\u4f59\u5f26\u51fd\u6570\u4e0e\u666e\u901a\u4f59\u5f26\u51fd\u6570\u7684\u533a\u522b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5bf9PHP\u51fd\u6570\u548c\u6570\u5b66\u51fd\u6570\u611f\u5174\u8da3\uff0c\u53ef\u4ee5\u67e5\u770bPHP\u5b98\u65b9\u6587\u6863\u4ee5\u83b7\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e9%a6%99%e6%b8%af%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%a6%96%e9%80%89%e5%90%8e%e6%b5%aa%e4%ba%91-pLaFTVTIew\">\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91<\/h2>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u53ef\u9760\u7684\u9999\u6e2f\u670d\u52a1\u5668\u63d0\u4f9b\u5546\uff0c\u540e\u6d6a\u4e91\u662f\u60a8\u7684\u9996\u9009\u3002\u540e\u6d6a\u4e91\u63d0\u4f9b\u9ad8\u6027\u80fd\u7684\u9999\u6e2f\u670d\u52a1\u5668\uff0c\u53ef\u4ee5\u6ee1\u8db3\u60a8\u7684\u5404\u79cd\u9700\u6c42\u3002\u65e0\u8bba\u662f\u4e2a\u4eba\u7f51\u7ad9\u8fd8\u662f\u4f01\u4e1a\u5e94\u7528\uff0c\u540e\u6d6a\u4e91\u90fd\u53ef\u4ee5\u4e3a\u60a8\u63d0\u4f9b\u7a33\u5b9a\u53ef\u9760\u7684\u670d\u52a1\u3002<\/p>\n<p>\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u540e\u6d6a\u4e91\u7684\u9999\u6e2f\u670d\u52a1\u5668\uff0c\u8bf7\u8bbf\u95ee<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u51fd\u6570\uff1acosh \u5728PHP\u4e2d\uff0ccosh()\u51fd\u6570\u7528\u4e8e\u8ba1\u7b97\u4e00\u4e2a\u6570\u7684\u53cc\u66f2\u4f59\u5f26\u503c\u3002\u53cc\u66f2\u4f59\u5f26\u662f\u53cc\u66f2\u51fd\u6570\u4e4b\u4e00\uff0c\u5b83\u4e0e\u666e\u901a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[197851],"tags":[],"class_list":["post-217867","post","type-post","status-publish","format-standard","hentry","category-php"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217867","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=217867"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217867\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=217867"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=217867"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=217867"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}