{"id":217834,"date":"2023-12-23T01:02:20","date_gmt":"2023-12-22T17:02:20","guid":{"rendered":"https:\/\/www.idc.net\/help\/217834\/"},"modified":"2023-12-23T01:02:20","modified_gmt":"2023-12-22T17:02:20","slug":"php%e5%87%bd%e6%95%b0%ef%bc%9aord","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/217834\/","title":{"rendered":"PHP\u51fd\u6570\uff1aord"},"content":{"rendered":"<p><title id=\"php%e5%87%bd%e6%95%b0%ef%bc%9aord-VtVqkNKNyb\">PHP\u51fd\u6570\uff1aord<\/title><\/p>\n<h1 id=\"php%e5%87%bd%e6%95%b0%ef%bc%9aord-VtVqkNKNyb\">PHP\u51fd\u6570\uff1aord<\/h1>\n<p>\u5728PHP\u4e2d\uff0cord()\u51fd\u6570\u7528\u4e8e\u8fd4\u56de\u6307\u5b9a\u5b57\u7b26\u7684ASCII\u503c\u3002<\/p>\n<h2 id=\"%e8%af%ad%e6%b3%95-VtVqkNKNyb\">\u8bed\u6cd5<\/h2>\n<p>ord(char $string): int<\/p>\n<h2 id=\"%e5%8f%82%e6%95%b0-VtVqkNKNyb\">\u53c2\u6570<\/h2>\n<p>string\uff1a\u8981\u83b7\u53d6ASCII\u503c\u7684\u5b57\u7b26\u3002<\/p>\n<h2 id=\"%e8%bf%94%e5%9b%9e%e5%80%bc-VtVqkNKNyb\">\u8fd4\u56de\u503c<\/h2>\n<p>\u8fd4\u56de\u6307\u5b9a\u5b57\u7b26\u7684ASCII\u503c\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b-VtVqkNKNyb\">\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86ord()\u51fd\u6570\u7684\u4f7f\u7528\uff1a<\/p>\n<pre>\n<code>\n\n<\/code>\n<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\uff1a<\/p>\n<pre>\n<code>\n\u5b57\u7b26 A \u7684ASCII\u503c\u4e3a 65\n<\/code>\n<\/pre>\n<h2 id=\"%e8%af%b4%e6%98%8e-VtVqkNKNyb\">\u8bf4\u660e<\/h2>\n<p>ord()\u51fd\u6570\u8fd4\u56de\u6307\u5b9a\u5b57\u7b26\u7684ASCII\u503c\u3002ASCII\uff08American Standard Code for Information Interchange\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u8868\u793a\u5b57\u7b26\u7684\u7f16\u7801\u6807\u51c6\u3002<\/p>\n<p>\u5728ASCII\u7f16\u7801\u4e2d\uff0c\u6bcf\u4e2a\u5b57\u7b26\u90fd\u5bf9\u5e94\u4e00\u4e2a\u552f\u4e00\u7684\u6574\u6570\u503c\u3002\u4f8b\u5982\uff0c\u5927\u5199\u5b57\u6bcdA\u7684ASCII\u503c\u4e3a65\uff0c\u5c0f\u5199\u5b57\u6bcda\u7684ASCII\u503c\u4e3a97\u3002<\/p>\n<p>ord()\u51fd\u6570\u53ef\u4ee5\u7528\u4e8e\u5224\u65ad\u5b57\u7b26\u7684\u987a\u5e8f\uff0c\u6bd4\u8f83\u5b57\u7b26\u7684\u5927\u5c0f\uff0c\u6216\u8005\u8fdb\u884c\u5b57\u7b26\u7684\u8f6c\u6362\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9-VtVqkNKNyb\">\u6ce8\u610f\u4e8b\u9879<\/h2>\n<p>ord()\u51fd\u6570\u53ea\u80fd\u5904\u7406\u4e00\u4e2a\u5b57\u7b26\uff0c\u5982\u679c\u4f20\u5165\u7684\u5b57\u7b26\u4e32\u957f\u5ea6\u5927\u4e8e1\uff0c\u5219\u53ea\u4f1a\u8fd4\u56de\u7b2c\u4e00\u4e2a\u5b57\u7b26\u7684ASCII\u503c\u3002<\/p>\n<p>\u5982\u679c\u4f20\u5165\u7684\u5b57\u7b26\u4e32\u4e3a\u7a7a\uff0c\u5219\u4f1a\u8fd4\u56de0\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-VtVqkNKNyb\">\u603b\u7ed3<\/h2>\n<p>ord()\u51fd\u6570\u662fPHP\u4e2d\u7528\u4e8e\u83b7\u53d6\u5b57\u7b26\u7684ASCII\u503c\u7684\u51fd\u6570\u3002\u901a\u8fc7\u8be5\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u65b9\u4fbf\u5730\u83b7\u53d6\u5b57\u7b26\u7684ASCII\u503c\uff0c\u8fdb\u884c\u5b57\u7b26\u7684\u6bd4\u8f83\u548c\u8f6c\u6362\u7b49\u64cd\u4f5c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5bf9PHP\u51fd\u6570ord()\u611f\u5174\u8da3\uff0c\u6216\u8005\u60f3\u4e86\u89e3\u66f4\u591aPHP\u51fd\u6570\u7684\u7528\u6cd5\uff0c\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u5b98\u7f51\uff1a<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u51fd\u6570\uff1aord PHP\u51fd\u6570\uff1aord \u5728PHP\u4e2d\uff0cord()\u51fd\u6570\u7528\u4e8e\u8fd4\u56de\u6307\u5b9a\u5b57\u7b26\u7684ASCII\u503c\u3002 \u8bed\u6cd5 or [&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-217834","post","type-post","status-publish","format-standard","hentry","category-php"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217834","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=217834"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217834\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=217834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=217834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=217834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}