{"id":60175,"date":"2024-10-13T00:40:29","date_gmt":"2024-10-12T16:40:29","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60175\/"},"modified":"2024-10-13T00:40:29","modified_gmt":"2024-10-12T16:40:29","slug":"c%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e8%87%aa%e5%ae%9a%e7%be%a9%e5%ad%97%e6%ae%b5%e5%8a%9f%e8%83%bd-c%e6%95%b8%e6%93%9a%e5%ba%ab%e8%87%aa%e5%ae%9a%e7%be%a9%e5%ad%97","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60175\/","title":{"rendered":"C\u8a9e\u8a00\u5be6\u73fe\u6578\u64da\u5eab\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u529f\u80fd (c\u6578\u64da\u5eab\u81ea\u5b9a\u7fa9\u5b57\u6bb5)"},"content":{"rendered":"<h1 id=\"c%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e8%87%aa%e5%ae%9a%e7%be%a9%e5%ad%97%e6%ae%b5%e5%8a%9f%e8%83%bd-JPIniEOOKN\">C\u8a9e\u8a00\u5be6\u73fe\u6578\u64da\u5eab\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u529f\u80fd<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u9700\u8981\u6839\u64da\u7279\u5b9a\u9700\u6c42\u4f86\u5b9a\u7fa9\u81ea\u5b9a\u7fa9\u5b57\u6bb5\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u5b58\u5132\u548c\u7ba1\u7406\u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u5be6\u73fe\u6578\u64da\u5eab\u7684\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e8%87%aa%e5%ae%9a%e7%be%a9%e5%ad%97%e6%ae%b5%e7%9a%84%e6%a6%82%e5%bf%b5-JPIniEOOKN\">\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u7684\u6982\u5ff5<\/h2>\n<p>\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u662f\u6307\u7528\u6236\u6839\u64da\u7279\u5b9a\u9700\u6c42\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u7684\u5b57\u6bb5\u3002\u9019\u4e9b\u5b57\u6bb5\u53ef\u4ee5\u7528\u4f86\u5b58\u5132\u7279\u5b9a\u985e\u578b\u7684\u6578\u64da\uff0c\u4e26\u4e14\u53ef\u4ee5\u6839\u64da\u696d\u52d9\u908f\u8f2f\u9032\u884c\u8abf\u6574\u3002\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u7684\u4f7f\u7528\u4f7f\u5f97\u6578\u64da\u5eab\u7d50\u69cb\u66f4\u52a0\u9748\u6d3b\uff0c\u80fd\u5920\u9069\u61c9\u4e0d\u65b7\u8b8a\u5316\u7684\u9700\u6c42\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8c%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%be%e8%87%aa%e5%ae%9a%e7%be%a9%e5%ad%97%e6%ae%b5-JPIniEOOKN\">\u4f7f\u7528C\u8a9e\u8a00\u5be6\u73fe\u81ea\u5b9a\u7fa9\u5b57\u6bb5<\/h2>\n<p>\u5728C\u8a9e\u8a00\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e\u7d50\u69cb\u9ad4\u4f86\u5be6\u73fe\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u3002\u7d50\u69cb\u9ad4\u5141\u8a31\u6211\u5011\u5c07\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u7d44\u5408\u5728\u4e00\u8d77\uff0c\u5f62\u6210\u4e00\u500b\u8907\u5408\u6578\u64da\u985e\u578b\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u7d50\u69cb\u9ad4\u4f86\u5b9a\u7fa9\u4e00\u500b\u5305\u542b\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u7684\u6578\u64da\u5eab\u8a18\u9304\u3002<\/p>\n<pre><code>\n#include &lt;stdio.h&gt;\n#include &lt;stdlib.h&gt;\n#include &lt;string.h&gt;\n\n#define MAX_FIELDS 10\n#define FIELD_NAME_LENGTH 50\n#define FIELD_VALUE_LENGTH 100\n\ntypedef struct {\n    char fieldName[FIELD_NAME_LENGTH];\n    char fieldValue[FIELD_VALUE_LENGTH];\n} CustomField;\n\ntypedef struct {\n    int id;\n    CustomField fields[MAX_FIELDS];\n    int fieldCount;\n} DatabaseRecord;\n\nvoid addCustomField(DatabaseRecord *record, const char *name, const char *value) {\n    if (record-&gt;fieldCount fields[record-&gt;fieldCount].fieldName, name, FIELD_NAME_LENGTH);\n        strncpy(record-&gt;fields[record-&gt;fieldCount].fieldValue, value, FIELD_VALUE_LENGTH);\n        record-&gt;fieldCount++;\n    } else {\n        printf(\"\u7121\u6cd5\u6dfb\u52a0\u66f4\u591a\u5b57\u6bb5\uff0c\u5df2\u9054\u5230\u6700\u5927\u9650\u5236\u3002n\");\n    }\n}\n\nvoid printRecord(const DatabaseRecord *record) {\n    printf(\"\u8a18\u9304ID: %dn\", record-&gt;id);\n    for (int i = 0; i &lt; record-&gt;fieldCount; i++) {\n        printf(\"\u5b57\u6bb5\u540d\u7a31: %s, \u5b57\u6bb5\u503c: %sn\", record-&gt;fields[i].fieldName, record-&gt;fields[i].fieldValue);\n    }\n}\n\nint main() {\n    DatabaseRecord record;\n    record.id = 1;\n    record.fieldCount = 0;\n\n    addCustomField(&amp;record, \"\u7528\u6236\u540d\", \"JohnDoe\");\n    addCustomField(&amp;record, \"\u96fb\u5b50\u90f5\u4ef6\", \"john@example.com\");\n\n    printRecord(&amp;record);\n    return 0;\n}\n<\/code><\/pre>\n<h2 id=\"%e4%bb%a3%e7%a2%bc%e8%a7%a3%e6%9e%90-JPIniEOOKN\">\u4ee3\u78bc\u89e3\u6790<\/h2>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u5169\u500b\u7d50\u69cb\u9ad4\uff1a<code>CustomField<\/code>\u548c<code>DatabaseRecord<\/code>\u3002<code>CustomField<\/code>\u7528\u65bc\u5b58\u5132\u5b57\u6bb5\u540d\u7a31\u548c\u5b57\u6bb5\u503c\uff0c\u800c<code>DatabaseRecord<\/code>\u5247\u7528\u65bc\u5b58\u5132\u8a18\u9304\u7684ID\u548c\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u7684\u6578\u7d44\u3002<\/p>\n<p>\u51fd\u6578<code>addCustomField<\/code>\u7528\u65bc\u5411\u8a18\u9304\u4e2d\u6dfb\u52a0\u81ea\u5b9a\u7fa9\u5b57\u6bb5\uff0c\u4e26\u6aa2\u67e5\u662f\u5426\u5df2\u9054\u5230\u6700\u5927\u5b57\u6bb5\u6578\u91cf\u3002\u51fd\u6578<code>printRecord<\/code>\u5247\u7528\u65bc\u6253\u5370\u8a18\u9304\u7684\u5167\u5bb9\u3002<\/p>\n<h2 id=\"%e8%87%aa%e5%ae%9a%e7%be%a9%e5%ad%97%e6%ae%b5%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-JPIniEOOKN\">\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u6dfb\u52a0\u7522\u54c1\u7684\u7279\u5b9a\u5c6c\u6027\uff0c\u5982\u984f\u8272\u3001\u5c3a\u5bf8\u7b49\u3002<\/li>\n<li><strong>\u793e\u4ea4\u5a92\u9ad4\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u81ea\u5b9a\u7fa9\u500b\u4eba\u8cc7\u6599\u4e2d\u7684\u5b57\u6bb5\uff0c\u5982\u8208\u8da3\u3001\u611b\u597d\u7b49\u3002<\/li>\n<li><strong>\u5167\u5bb9\u7ba1\u7406\u7cfb\u7d71\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u70ba\u6587\u7ae0\u6dfb\u52a0\u81ea\u5b9a\u7fa9\u6a19\u7c64\u6216\u5206\u985e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-JPIniEOOKN\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4f7f\u7528C\u8a9e\u8a00\u7684\u7d50\u69cb\u9ad4\uff0c\u6211\u5011\u53ef\u4ee5\u9748\u6d3b\u5730\u5be6\u73fe\u6578\u64da\u5eab\u7684\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u529f\u80fd\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u64f4\u5c55\u6027\uff0c\u9084\u80fd\u5920\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9032\u884c\u8abf\u6574\u3002\u96a8\u8457\u6578\u64da\u9700\u6c42\u7684\u591a\u6a23\u5316\uff0c\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u7684\u61c9\u7528\u5c07\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u9805\u76ee\u4e2d\u5be6\u73fe\u9019\u4e9b\u529f\u80fd\u6709\u8208\u8da3\uff0c\u6216\u8005\u9700\u8981\u66f4\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684\u958b\u767c\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\u90fd\u80fd\u70ba\u60a8\u7684\u9805\u76ee\u63d0\u4f9b\u7a69\u5b9a\u7684\u57fa\u790e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u5be6\u73fe\u6578\u64da\u5eab\u7684\u81ea\u5b9a\u7fa9\u5b57\u6bb5\u529f\u80fd\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u9748\u6d3b\u6027\u8207\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-60175","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60175","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=60175"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60175\/revisions"}],"predecessor-version":[{"id":60176,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60175\/revisions\/60176"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}