{"id":187614,"date":"2024-11-11T15:44:19","date_gmt":"2024-11-11T07:44:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/187614\/"},"modified":"2024-11-11T15:44:19","modified_gmt":"2024-11-11T07:44:19","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%aa%9e%e8%a8%80j%e7%9a%84%e4%bb%8b%e7%b4%b9%e8%88%87%e6%87%89%e7%94%a8%e7%b0%a1%e6%9e%90%e3%80%82-%e6%95%b8%e6%93%9a%e5%ba%ab-%e8%aa%9e%e8%a8%80j","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/187614\/","title":{"rendered":"\u6578\u64da\u5eab\u8a9e\u8a00j\u7684\u4ecb\u7d39\u8207\u61c9\u7528\u7c21\u6790\u3002 (\u6578\u64da\u5eab \u8a9e\u8a00j)"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%aa%9e%e8%a8%80j%e7%9a%84%e4%bb%8b%e7%b4%b9%e8%88%87%e6%87%89%e7%94%a8%e7%b0%a1%e6%9e%90-xqNYCRRZJE\">\u6578\u64da\u5eab\u8a9e\u8a00J\u7684\u4ecb\u7d39\u8207\u61c9\u7528\u7c21\u6790<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u8a9e\u8a00\u7684\u9078\u64c7\u5c0d\u65bc\u6578\u64da\u7ba1\u7406\u548c\u61c9\u7528\u958b\u767c\u81f3\u95dc\u91cd\u8981\u3002\u6578\u64da\u5eab\u8a9e\u8a00J\uff08J Language\uff09\u662f\u4e00\u7a2e\u76f8\u5c0d\u8f03\u5c11\u88ab\u63d0\u53ca\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u4f46\u5b83\u5728\u6578\u64da\u5206\u6790\u548c\u6578\u64da\u5eab\u64cd\u4f5c\u65b9\u9762\u5177\u6709\u7368\u7279\u7684\u512a\u52e2\u3002\u672c\u6587\u5c07\u5c0d\u6578\u64da\u5eab\u8a9e\u8a00J\u9032\u884c\u4ecb\u7d39\uff0c\u4e26\u63a2\u8a0e\u5176\u61c9\u7528\u5834\u666f\u53ca\u7279\u9ede\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e8%aa%9e%e8%a8%80j%ef%bc%9f-xqNYCRRZJE\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u8a9e\u8a00J\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u8a9e\u8a00J\u662f\u4e00\u7a2e\u9ad8\u7d1a\u7de8\u7a0b\u8a9e\u8a00\uff0c\u6e90\u65bcAPL\uff08A Programming Language\uff09\uff0c\u5c08\u6ce8\u65bc\u6578\u64da\u8655\u7406\u548c\u6578\u64da\u5206\u6790\u3002J\u8a9e\u8a00\u7684\u8a2d\u8a08\u7406\u5ff5\u662f\u7c21\u5316\u6578\u64da\u64cd\u4f5c\uff0c\u4e26\u63d0\u4f9b\u5f37\u5927\u7684\u6578\u5b78\u8a08\u7b97\u80fd\u529b\u3002\u5b83\u7684\u8a9e\u6cd5\u7c21\u6f54\uff0c\u9069\u5408\u9032\u884c\u8907\u96dc\u7684\u6578\u64da\u5206\u6790\u548c\u6578\u64da\u5eab\u67e5\u8a62\u3002<\/p>\n<h2 id=\"j%e8%aa%9e%e8%a8%80%e7%9a%84%e7%89%b9%e9%bb%9e-xqNYCRRZJE\">J\u8a9e\u8a00\u7684\u7279\u9ede<\/h2>\n<ul>\n<li><strong>\u7c21\u6f54\u7684\u8a9e\u6cd5\uff1a<\/strong>J\u8a9e\u8a00\u7684\u8a9e\u6cd5\u8a2d\u8a08\u975e\u5e38\u7c21\u55ae\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u7528\u8f03\u5c11\u7684\u4ee3\u78bc\u5be6\u73fe\u8907\u96dc\u7684\u64cd\u4f5c\uff0c\u9019\u4f7f\u5f97\u6578\u64da\u8655\u7406\u8b8a\u5f97\u66f4\u52a0\u9ad8\u6548\u3002<\/li>\n<li><strong>\u5f37\u5927\u7684\u6578\u5b78\u904b\u7b97\u80fd\u529b\uff1a<\/strong>J\u8a9e\u8a00\u5167\u5efa\u4e86\u5927\u91cf\u7684\u6578\u5b78\u51fd\u6578\uff0c\u9069\u5408\u9032\u884c\u7d71\u8a08\u5206\u6790\u548c\u6578\u64da\u5efa\u6a21\u3002<\/li>\n<li><strong>\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\uff1a<\/strong>J\u8a9e\u8a00\u80fd\u5920\u9ad8\u6548\u5730\u8655\u7406\u5927\u578b\u6578\u64da\u96c6\uff0c\u7279\u5225\u662f\u5728\u9032\u884c\u77e9\u9663\u904b\u7b97\u6642\uff0c\u6027\u80fd\u8868\u73fe\u512a\u7570\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>J\u8a9e\u8a00\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\u6578\u7d44\u3001\u5217\u8868\u548c\u5b57\u5178\uff0c\u9019\u4f7f\u5f97\u6578\u64da\u7684\u7d44\u7e54\u548c\u64cd\u4f5c\u66f4\u52a0\u9748\u6d3b\u3002<\/li>\n<\/ul>\n<h2 id=\"j%e8%aa%9e%e8%a8%80%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-xqNYCRRZJE\">J\u8a9e\u8a00\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u6578\u64da\u5eab\u8a9e\u8a00J\u5728\u591a\u500b\u9818\u57df\u90fd\u6709\u5ee3\u6cdb\u7684\u61c9\u7528\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90-xqNYCRRZJE\">1. \u6578\u64da\u5206\u6790<\/h3>\n<p>J\u8a9e\u8a00\u975e\u5e38\u9069\u5408\u7528\u65bc\u6578\u64da\u5206\u6790\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9032\u884c\u5927\u91cf\u6578\u5b78\u8a08\u7b97\u7684\u60c5\u6cc1\u4e0b\u3002\u4f7f\u7528\u8005\u53ef\u4ee5\u5229\u7528J\u8a9e\u8a00\u7684\u5167\u5efa\u51fd\u6578\u5feb\u901f\u9032\u884c\u7d71\u8a08\u5206\u6790\uff0c\u4e26\u751f\u6210\u53ef\u8996\u5316\u5831\u544a\u3002<\/p>\n<pre><code>\n   NB. \u8a08\u7b97\u5e73\u5747\u503c\n   avg =: +\/ % #\n   data =. 1 2 3 4 5\n   average =. avg data\n<\/code><\/pre>\n<h3 id=\"2-%e6%a9%9f%e5%99%a8%e5%ad%b8%e7%bf%92-xqNYCRRZJE\">2. \u6a5f\u5668\u5b78\u7fd2<\/h3>\n<p>\u5728\u6a5f\u5668\u5b78\u7fd2\u9818\u57df\uff0cJ\u8a9e\u8a00\u53ef\u4ee5\u7528\u4f86\u5be6\u73fe\u5404\u7a2e\u7b97\u6cd5\uff0c\u4e26\u9032\u884c\u6578\u64da\u9810\u8655\u7406\u3002\u5176\u5f37\u5927\u7684\u6578\u5b78\u904b\u7b97\u80fd\u529b\u4f7f\u5f97\u6a21\u578b\u8a13\u7df4\u548c\u8a55\u4f30\u8b8a\u5f97\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e8%a9%a2-xqNYCRRZJE\">3. \u6578\u64da\u5eab\u67e5\u8a62<\/h3>\n<p>J\u8a9e\u8a00\u53ef\u4ee5\u7528\u4f86\u57f7\u884c\u6578\u64da\u5eab\u67e5\u8a62\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9032\u884c\u8907\u96dc\u67e5\u8a62\u7684\u60c5\u6cc1\u4e0b\u3002\u4f7f\u7528\u8005\u53ef\u4ee5\u5229\u7528J\u8a9e\u8a00\u7684\u7c21\u6f54\u8a9e\u6cd5\u5feb\u901f\u7de8\u5beb\u67e5\u8a62\u8a9e\u53e5\uff0c\u4e26\u7372\u53d6\u6240\u9700\u7684\u6578\u64da\u3002<\/p>\n<pre><code>\n   NB. \u67e5\u8a62\u6578\u64da\u5eab\n   query =: 'SELECT * FROM table WHERE condition'\n   result =. db_query query\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-xqNYCRRZJE\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eab\u8a9e\u8a00J\u4ee5\u5176\u7c21\u6f54\u7684\u8a9e\u6cd5\u548c\u5f37\u5927\u7684\u6578\u5b78\u904b\u7b97\u80fd\u529b\uff0c\u5728\u6578\u64da\u5206\u6790\u3001\u6a5f\u5668\u5b78\u7fd2\u548c\u6578\u64da\u5eab\u67e5\u8a62\u7b49\u9818\u57df\u5c55\u73fe\u4e86\u5176\u7368\u7279\u7684\u512a\u52e2\u3002\u96d6\u7136J\u8a9e\u8a00\u7684\u4f7f\u7528\u8005\u76f8\u5c0d\u8f03\u5c11\uff0c\u4f46\u5176\u5728\u7279\u5b9a\u61c9\u7528\u5834\u666f\u4e2d\u7684\u6f5b\u529b\u4e0d\u5bb9\u5ffd\u8996\u3002\u96a8\u8457\u6578\u64da\u79d1\u5b78\u548c\u6578\u64da\u5206\u6790\u9700\u6c42\u7684\u589e\u9577\uff0cJ\u8a9e\u8a00\u6709\u671b\u5728\u672a\u4f86\u7372\u5f97\u66f4\u591a\u7684\u95dc\u6ce8\u548c\u61c9\u7528\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u548c\u6578\u64da\u5206\u6790\u6709\u8208\u8da3\uff0c\u4e26\u5e0c\u671b\u5c0b\u627e\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u6578\u64da\u8655\u7406\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6578\u64da\u5eab\u8a9e\u8a00J\u7684\u57fa\u672c\u6982\u5ff5\u3001\u7279\u9ede\u53ca\u5176\u5728\u6578\u64da\u7ba1\u7406\u548c\u5206\u6790\u4e2d\u7684\u61c9\u7528\uff0c\u52a9\u60a8\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-187614","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187614","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=187614"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187614\/revisions"}],"predecessor-version":[{"id":187615,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187614\/revisions\/187615"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=187614"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=187614"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=187614"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}