{"id":60129,"date":"2024-10-13T00:17:18","date_gmt":"2024-10-12T16:17:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60129\/"},"modified":"2024-10-13T00:17:19","modified_gmt":"2024-10-12T16:17:19","slug":"c%e8%aa%9e%e8%a8%80%e8%bc%95%e9%ac%86%e5%bb%ba%e7%ab%8b%e6%9c%ac%e5%9c%b0%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%8c%e4%b8%80%e9%8d%b5%e5%ad%98%e5%84%b2%e3%80%81%e9%ab%98%e6%95%88%e6%9f%a5%e8%a9%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60129\/","title":{"rendered":"C\u8a9e\u8a00\u8f15\u9b06\u5efa\u7acb\u672c\u5730\u6578\u64da\u5eab\uff0c\u4e00\u9375\u5b58\u5132\u3001\u9ad8\u6548\u67e5\u8a62 (\u7528c\u8a9e\u8a00\u5efa\u7acb\u672c\u5730\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"c%e8%aa%9e%e8%a8%80%e8%bc%95%e9%ac%86%e5%bb%ba%e7%ab%8b%e6%9c%ac%e5%9c%b0%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%8c%e4%b8%80%e9%8d%b5%e5%ad%98%e5%84%b2%e3%80%81%e9%ab%98%e6%95%88%e6%9f%a5%e8%a9%a2-jyoSdFsoPl\">C\u8a9e\u8a00\u8f15\u9b06\u5efa\u7acb\u672c\u5730\u6578\u64da\u5eab\uff0c\u4e00\u9375\u5b58\u5132\u3001\u9ad8\u6548\u67e5\u8a62<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u64cd\u4f5c\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002C\u8a9e\u8a00\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u529f\u80fd\u4f86\u5efa\u7acb\u672c\u5730\u6578\u64da\u5eab\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u8f15\u9b06\u5efa\u7acb\u4e00\u500b\u672c\u5730\u6578\u64da\u5eab\uff0c\u4e26\u5be6\u73fe\u4e00\u9375\u5b58\u5132\u548c\u9ad8\u6548\u67e5\u8a62\u7684\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87c%e8%aa%9e%e8%a8%80%e5%bb%ba%e7%ab%8b%e6%95%b8%e6%93%9a%e5%ba%ab-jyoSdFsoPl\">\u70ba\u4ec0\u9ebc\u9078\u64c7C\u8a9e\u8a00\u5efa\u7acb\u6578\u64da\u5eab<\/h2>\n<p>C\u8a9e\u8a00\u662f\u4e00\u7a2e\u5e95\u5c64\u8a9e\u8a00\uff0c\u80fd\u5920\u76f4\u63a5\u64cd\u4f5c\u5167\u5b58\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u6027\u80fd\u4e0a\u5177\u6709\u512a\u52e2\u3002\u4f7f\u7528C\u8a9e\u8a00\u5efa\u7acb\u6578\u64da\u5eab\u7684\u597d\u8655\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u6027\uff1a<\/strong> C\u8a9e\u8a00\u7684\u57f7\u884c\u901f\u5ea6\u5feb\uff0c\u9069\u5408\u9700\u8981\u9ad8\u6027\u80fd\u7684\u61c9\u7528\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong> \u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u81ea\u5b9a\u7fa9\u6578\u64da\u7d50\u69cb\u548c\u7b97\u6cd5\u3002<\/li>\n<li><strong>\u53ef\u79fb\u690d\u6027\uff1a<\/strong> C\u8a9e\u8a00\u7684\u4ee3\u78bc\u53ef\u4ee5\u5728\u4e0d\u540c\u5e73\u53f0\u4e0a\u7de8\u8b6f\u548c\u904b\u884c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%bb%ba%e7%ab%8b%e6%9c%ac%e5%9c%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-jyoSdFsoPl\">\u5efa\u7acb\u672c\u5730\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528C\u8a9e\u8a00\u5efa\u7acb\u672c\u5730\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%ae%9a%e7%be%a9%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-jyoSdFsoPl\">1. \u5b9a\u7fa9\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u5b9a\u7fa9\u6578\u64da\u7d50\u69cb\u4f86\u5b58\u5132\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5b9a\u7fa9\u4e86\u4e00\u500b\u7528\u6236\u7d50\u69cb\uff1a<\/p>\n<pre><code>\ntypedef struct {\n    int id;\n    char name[50];\n    char email[100];\n} User;\n<\/code><\/pre>\n<h3 id=\"2-%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6-jyoSdFsoPl\">2. \u5275\u5efa\u6578\u64da\u5eab\u6587\u4ef6<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5275\u5efa\u4e00\u500b\u6587\u4ef6\u4f86\u5b58\u5132\u6578\u64da\u3002\u53ef\u4ee5\u4f7f\u7528C\u8a9e\u8a00\u7684\u6587\u4ef6\u64cd\u4f5c\u51fd\u6578\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>\nFILE *dbFile;\ndbFile = fopen(\"database.dat\", \"wb\");\nif (dbFile == NULL) {\n    printf(\"\u7121\u6cd5\u5275\u5efa\u6578\u64da\u5eab\u6587\u4ef6\uff01n\");\n    return 1;\n}\nfclose(dbFile);\n<\/code><\/pre>\n<h3 id=\"3-%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e5%8a%9f%e8%83%bd-jyoSdFsoPl\">3. \u5be6\u73fe\u6578\u64da\u5b58\u5132\u529f\u80fd<\/h3>\n<p>\u6211\u5011\u53ef\u4ee5\u7de8\u5beb\u4e00\u500b\u51fd\u6578\u4f86\u5c07\u7528\u6236\u6578\u64da\u5b58\u5132\u5230\u6578\u64da\u5eab\u6587\u4ef6\u4e2d\uff1a<\/p>\n<pre><code>\nvoid storeUser(User user) {\n    FILE *dbFile = fopen(\"database.dat\", \"ab\");\n    fwrite(&amp;user, sizeof(User), 1, dbFile);\n    fclose(dbFile);\n}\n<\/code><\/pre>\n<h3 id=\"4-%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e6%9f%a5%e8%a9%a2%e5%8a%9f%e8%83%bd-jyoSdFsoPl\">4. \u5be6\u73fe\u6578\u64da\u67e5\u8a62\u529f\u80fd<\/h3>\n<p>\u70ba\u4e86\u67e5\u8a62\u6578\u64da\uff0c\u6211\u5011\u9700\u8981\u7de8\u5beb\u4e00\u500b\u51fd\u6578\u4f86\u8b80\u53d6\u6578\u64da\u5eab\u6587\u4ef6\u4e2d\u7684\u6578\u64da\uff1a<\/p>\n<pre><code>\nvoid queryUsers() {\n    User user;\n    FILE *dbFile = fopen(\"database.dat\", \"rb\");\n    while (fread(&amp;user, sizeof(User), 1, dbFile)) {\n        printf(\"ID: %d, Name: %s, Email: %sn\", user.id, user.name, user.email);\n    }\n    fclose(dbFile);\n}\n<\/code><\/pre>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e5%ae%8c%e6%95%b4%e7%9a%84%e7%a8%8b%e5%ba%8f-jyoSdFsoPl\">\u793a\u4f8b\uff1a\u5b8c\u6574\u7684\u7a0b\u5e8f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684\u793a\u4f8b\u7a0b\u5e8f\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u4e0a\u8ff0\u51fd\u6578\u4f86\u5b58\u5132\u548c\u67e5\u8a62\u7528\u6236\u6578\u64da\uff1a<\/p>\n<pre><code>\n#include \n#include \n\ntypedef struct {\n    int id;\n    char name[50];\n    char email[100];\n} User;\n\nvoid storeUser(User user) {\n    FILE *dbFile = fopen(\"database.dat\", \"ab\");\n    fwrite(&amp;user, sizeof(User), 1, dbFile);\n    fclose(dbFile);\n}\n\nvoid queryUsers() {\n    User user;\n    FILE *dbFile = fopen(\"database.dat\", \"rb\");\n    while (fread(&amp;user, sizeof(User), 1, dbFile)) {\n        printf(\"ID: %d, Name: %s, Email: %sn\", user.id, user.name, user.email);\n    }\n    fclose(dbFile);\n}\n\nint main() {\n    User user1 = {1, \"Alice\", \"alice@example.com\"};\n    User user2 = {2, \"Bob\", \"bob@example.com\"};\n    \n    storeUser(user1);\n    storeUser(user2);\n    \n    printf(\"\u67e5\u8a62\u7528\u6236\u6578\u64da\uff1an\");\n    queryUsers();\n    \n    return 0;\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-jyoSdFsoPl\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528C\u8a9e\u8a00\u5efa\u7acb\u672c\u5730\u6578\u64da\u5eab\u662f\u4e00\u500b\u7c21\u55ae\u800c\u9ad8\u6548\u7684\u904e\u7a0b\u3002\u901a\u904e\u5b9a\u7fa9\u6578\u64da\u7d50\u69cb\u3001\u5275\u5efa\u6578\u64da\u5eab\u6587\u4ef6\u4ee5\u53ca\u5be6\u73fe\u5b58\u5132\u548c\u67e5\u8a62\u529f\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\uff0c\u9084\u80fd\u8b93\u958b\u767c\u8005\u66f4\u6df1\u5165\u5730\u7406\u89e3\u6578\u64da\u5eab\u7684\u904b\u4f5c\u539f\u7406\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u66f4\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u6709\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528<a 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