{"id":205094,"date":"2025-05-29T16:58:34","date_gmt":"2025-05-29T08:58:34","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205094\/"},"modified":"2025-05-29T16:58:34","modified_gmt":"2025-05-29T08:58:34","slug":"%e6%ad%a3%e5%88%99%e8%a1%a8%e8%be%be%e5%bc%8f%e5%8c%b9%e9%85%8d%e5%b0%8f%e6%8b%ac%e5%8f%b7%ef%bc%9a%e5%a6%82%e4%bd%95%e5%8f%aa%e5%8c%b9%e9%85%8d%e5%87%bd%e6%95%b0%e5%90%8d%e7%a7%b0%ef%bc%8c%e8%80%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205094\/","title":{"rendered":"\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u5c0f\u62ec\u53f7\uff1a\u5982\u4f55\u53ea\u5339\u914d\u51fd\u6570\u540d\u79f0\uff0c\u800c\u4e0d\u5305\u62ec\u62ec\u53f7\u53ca\u5176\u5185\u5bb9\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u5c0f\u62ec\u53f7\uff1a\u5982\u4f55\u53ea\u5339\u914d\u51fd\u6570\u540d\u79f0\uff0c\u800c\u4e0d\u5305\u62ec\u62ec\u53f7\u53ca\u5176\u5185\u5bb9\uff1f<\/h1>\n<p>\u4f60\u5728\u5b66\u4e60\u76f8\u5173\u7684\u77e5\u8bc6\u5417\uff1f\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u5c0f\u62ec\u53f7\uff1a\u5982\u4f55\u53ea\u5339\u914d\u51fd\u6570\u540d\u79f0\uff0c\u800c\u4e0d\u5305\u62ec\u62ec\u53f7\u53ca\u5176\u5185\u5bb9\uff1f\u300b<\/span>\uff0c\u4e3b\u8981\u4ecb\u7ecd\u7684\u5185\u5bb9\u5c31\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u5982\u679c\u4f60\u60f3\u63d0\u5347\u81ea\u5df1\u7684\u5f00\u53d1\u80fd\u529b\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5927\u5bb6\u8981\u77e5\u9053\u7f16\u7a0b\u7406\u8bba\u57fa\u7840\u548c\u5b9e\u6218\u64cd\u4f5c\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u54e6\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241123\/1732343805674177fd66e6f.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u5c0f\u62ec\u53f7\u7684\u5965\u79d8<\/strong><\/p>\n<p>\u6b63\u5219\u8868\u8fbe\u5f0f\u7528\u4e8e\u4ece\u6587\u672c\u4e2d\u5339\u914d\u6a21\u5f0f\uff0c\u800c\u62ec\u53f7\u5728\u5176\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u5f53\u5339\u914d\u5c0f\u62ec\u53f7\u65f6\uff0c\u6709\u4ee5\u4e0b\u95ee\u9898\u9700\u8981\u8003\u8651\uff1a<\/p>\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u4e24\u4e2a\u51fd\u6570\u90fd\u7528\u4e8e\u5339\u914d\u6570\u5b66\u4e09\u89d2\u51fd\u6570\u3002\u7b2c\u4e00\u4e2a\u51fd\u6570\u901a\u8fc7\u4f7f\u7528 .+? \u5339\u914d\u5c0f\u62ec\u53f7\u5185\u7684\u5185\u5bb9\uff0c\u540c\u65f6\u62ec\u53f7\u672c\u8eab\u4e5f\u5305\u542b\u5728\u5339\u914d\u7ed3\u679c\u4e2d\u3002\u7b2c\u4e8c\u4e2a\u51fd\u6570\u4f7f\u7528 (cos|sin|tan|arcsin|arccos|arctan) \u5339\u914d\u4e09\u89d2\u51fd\u6570\u7684\u540d\u79f0\uff0c\u800c\u4e0d\u5305\u542b\u5c0f\u62ec\u53f7\u5185\u7684\u5185\u5bb9\u3002<\/p>\n<p>\u4e4b\u6240\u4ee5\u51fa\u73b0\u8fd9\u79cd\u5dee\u5f02\uff0c\u539f\u56e0\u5728\u4e8e\u6b63\u5219\u8868\u8fbe\u5f0f\u4e2d\u7684\u6355\u83b7\u7ec4\u3002\u6355\u83b7\u7ec4\u5c06\u5339\u914d\u5230\u7684\u5b50\u6a21\u5f0f\u5b58\u50a8\u5230\u4e00\u4e2a\u7ec4\u4e2d\uff0c\u4f9b\u4ee5\u540e\u5f15\u7528\u6216\u64cd\u4f5c\u3002<\/p>\n<p>\u5728\u7b2c\u4e00\u4e2a\u51fd\u6570\u4e2d\uff0c\u6ca1\u6709\u4f7f\u7528\u6355\u83b7\u7ec4\uff0c\u56e0\u6b64 my_sin \u51fd\u6570\u8fd4\u56de\u6574\u4e2a\u5b50\u5b57\u7b26\u4e32\uff0c\u5305\u62ec\u5c0f\u62ec\u53f7\u548c\u91cc\u9762\u7684\u5185\u5bb9\u3002\u800c\u5728\u7b2c\u4e8c\u4e2a\u51fd\u6570\u4e2d\uff0ctrigonometric_functions \u51fd\u6570\u4f7f\u7528 () \u6765\u5b9a\u4e49\u6355\u83b7\u7ec4\uff0c\u53ea\u6355\u83b7\u4e09\u89d2\u51fd\u6570\u7684\u540d\u79f0\uff0c\u800c\u4e0d\u5305\u542b\u5c0f\u62ec\u53f7\u53ca\u5176\u5185\u5bb9\u3002<\/p>\n<p>\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u53ef\u4ee5\u5728\u7b2c\u4e00\u4e2a\u51fd\u6570\u4e2d\u4f7f\u7528\u975e\u6355\u83b7\u7ec4\u7684\u5f62\u5f0f\uff1a<\/p>\n<pre>my_sin = re.compile(r'sin(?:.+?)', re.DOTALL)<\/pre>\n<p>\u975e\u6355\u83b7\u7ec4\u4f7f\u7528 (?:) \u800c\u4e0d\u662f () \u6765\u5b9a\u4e49\uff0c\u5b83\u4e0d\u4f1a\u5c06\u6355\u83b7\u7684\u5185\u5bb9\u5b58\u50a8\u5230\u7ec4\u4e2d\uff0c\u4ece\u800c\u4e0d\u4f1a\u5728\u5339\u914d\u7ed3\u679c\u4e2d\u4fdd\u7559\u5c0f\u62ec\u53f7\u3002<\/p>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u5c0f\u62ec\u53f7\uff1a\u5982\u4f55\u53ea\u5339\u914d\u51fd\u6570\u540d\u79f0\uff0c\u800c\u4e0d\u5305\u62ec\u62ec\u53f7\u53ca\u5176\u5185\u5bb9\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u5c0f\u62ec\u53f7\uff1a\u5982\u4f55\u53ea\u5339\u914d&#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-205094","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205094","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=205094"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205094\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205094"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205094"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205094"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}