{"id":59705,"date":"2024-10-13T00:07:09","date_gmt":"2024-10-12T16:07:09","guid":{"rendered":"https:\/\/server.hk\/cnblog\/59705\/"},"modified":"2024-10-13T00:07:10","modified_gmt":"2024-10-12T16:07:10","slug":"c%e8%aa%9e%e8%a8%80%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%88%aa%e9%99%a4txt%e6%96%87%e4%bb%b6%e4%b8%ad%e7%9a%84%e4%b9%8b%e4%b8%80%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ba%ab-c%e5%a6%82%e4%bd%95%e5%88%aa%e9%99%a4txt","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/59705\/","title":{"rendered":"C\u8a9e\u8a00\u6280\u5de7\uff1a\u522a\u9664txt\u6587\u4ef6\u4e2d\u7684\u4e4b\u4e00\u884c\u6578\u64da\u5eab (c\u5982\u4f55\u522a\u9664txt\u4e4b\u4e00\u884c\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"c%e8%aa%9e%e8%a8%80%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%88%aa%e9%99%a4txt%e6%96%87%e4%bb%b6%e4%b8%ad%e7%9a%84%e4%b9%8b%e4%b8%80%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ba%ab-VXFOySPdTn\">C\u8a9e\u8a00\u6280\u5de7\uff1a\u522a\u9664txt\u6587\u4ef6\u4e2d\u7684\u4e4b\u4e00\u884c\u6578\u64da\u5eab<\/h1>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u8655\u7406\u6587\u672c\u6587\u4ef6\u662f\u5e38\u898b\u7684\u9700\u6c42\u3002\u7279\u5225\u662f\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u7d93\u5e38\u9700\u8981\u5f9e\u6587\u672c\u6587\u4ef6\u4e2d\u522a\u9664\u7279\u5b9a\u7684\u884c\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u4f86\u522a\u9664txt\u6587\u4ef6\u4e2d\u7684\u67d0\u4e00\u884c\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-VXFOySPdTn\">\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728C\u8a9e\u8a00\u4e2d\uff0c\u6587\u4ef6\u64cd\u4f5c\u4e3b\u8981\u901a\u904e\u6a19\u6e96\u5eab\u4e2d\u7684\u51fd\u6578\u4f86\u5be6\u73fe\u3002\u8981\u522a\u9664txt\u6587\u4ef6\u4e2d\u7684\u67d0\u4e00\u884c\uff0c\u901a\u5e38\u7684\u505a\u6cd5\u662f\u8b80\u53d6\u6574\u500b\u6587\u4ef6\u7684\u5167\u5bb9\uff0c\u7136\u5f8c\u5c07\u4e0d\u9700\u8981\u7684\u884c\u904e\u6ffe\u6389\uff0c\u6700\u5f8c\u5c07\u7d50\u679c\u5beb\u56de\u5230\u6587\u4ef6\u4e2d\u3002\u9019\u7a2e\u65b9\u6cd5\u96d6\u7136\u7c21\u55ae\uff0c\u4f46\u5728\u8655\u7406\u5927\u578b\u6587\u4ef6\u6642\u53ef\u80fd\u6703\u6d88\u8017\u8f03\u591a\u7684\u5167\u5b58\u3002<\/p>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e6%a6%82%e8%bf%b0-VXFOySPdTn\">\u6b65\u9a5f\u6982\u8ff0<\/h2>\n<ul>\n<li>\u6253\u958b\u539f\u59cbtxt\u6587\u4ef6\u4ee5\u8b80\u53d6\u5167\u5bb9\u3002<\/li>\n<li>\u5275\u5efa\u4e00\u500b\u81e8\u6642\u6587\u4ef6\u4ee5\u5b58\u5132\u904e\u6ffe\u5f8c\u7684\u5167\u5bb9\u3002<\/li>\n<li>\u9010\u884c\u8b80\u53d6\u539f\u59cb\u6587\u4ef6\uff0c\u4e26\u5c07\u4e0d\u9700\u8981\u522a\u9664\u7684\u884c\u5beb\u5165\u81e8\u6642\u6587\u4ef6\u3002<\/li>\n<li>\u95dc\u9589\u5169\u500b\u6587\u4ef6\uff0c\u4e26\u7528\u81e8\u6642\u6587\u4ef6\u66ff\u63db\u539f\u59cb\u6587\u4ef6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bb%a3%e7%a2%bc%e7%a4%ba%e4%be%8b-VXFOySPdTn\">\u4ee3\u78bc\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u7528C\u8a9e\u8a00\u5be6\u73fe\u522a\u9664txt\u6587\u4ef6\u4e2d\u7279\u5b9a\u884c\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>\n#include &lt;stdio.h&gt;\n#include &lt;stdlib.h&gt;\n#include &lt;string.h&gt;\n\nvoid deleteLine(const char *filename, int lineToDelete) {\n    FILE *file = fopen(filename, \"r\");\n    FILE *tempFile = fopen(\"temp.txt\", \"w\");\n    char buffer[256];\n    int currentLine = 1;\n\n    if (file == NULL || tempFile == NULL) {\n        printf(\"\u7121\u6cd5\u6253\u958b\u6587\u4ef6\u3002n\");\n        return;\n    }\n\n    while (fgets(buffer, sizeof(buffer), file)) {\n        if (currentLine != lineToDelete) {\n            fputs(buffer, tempFile);\n        }\n        currentLine++;\n    }\n\n    fclose(file);\n    fclose(tempFile);\n\n    remove(filename);\n    rename(\"temp.txt\", filename);\n}\n\nint main() {\n    const char *filename = \"data.txt\";\n    int lineToDelete = 3; \/\/ \u8981\u522a\u9664\u7684\u884c\u865f\n    deleteLine(filename, lineToDelete);\n    printf(\"\u5df2\u522a\u9664\u7b2c %d \u884c\u3002n\", lineToDelete);\n    return 0;\n}\n<\/code><\/pre>\n<h2 id=\"%e4%bb%a3%e7%a2%bc%e8%a7%a3%e6%9e%90-VXFOySPdTn\">\u4ee3\u78bc\u89e3\u6790<\/h2>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba <code>deleteLine<\/code> \u7684\u51fd\u6578\uff0c\u8a72\u51fd\u6578\u63a5\u53d7\u6587\u4ef6\u540d\u548c\u8981\u522a\u9664\u7684\u884c\u865f\u4f5c\u70ba\u53c3\u6578\u3002\u9996\u5148\uff0c\u6211\u5011\u6253\u958b\u539f\u59cb\u6587\u4ef6\u548c\u4e00\u500b\u81e8\u6642\u6587\u4ef6\u3002\u7136\u5f8c\uff0c\u6211\u5011\u4f7f\u7528 <code>fgets<\/code> \u51fd\u6578\u9010\u884c\u8b80\u53d6\u539f\u59cb\u6587\u4ef6\u7684\u5167\u5bb9\uff0c\u4e26\u6aa2\u67e5\u7576\u524d\u884c\u865f\u662f\u5426\u7b49\u65bc\u8981\u522a\u9664\u7684\u884c\u865f\u3002\u5982\u679c\u4e0d\u76f8\u7b49\uff0c\u6211\u5011\u5c07\u8a72\u884c\u5beb\u5165\u81e8\u6642\u6587\u4ef6\u3002\u6700\u5f8c\uff0c\u6211\u5011\u95dc\u9589\u6587\u4ef6\uff0c\u522a\u9664\u539f\u59cb\u6587\u4ef6\uff0c\u4e26\u5c07\u81e8\u6642\u6587\u4ef6\u91cd\u547d\u540d\u70ba\u539f\u59cb\u6587\u4ef6\u540d\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-VXFOySPdTn\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u8acb\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u884c\u865f\u5f9e1\u958b\u59cb\u8a08\u7b97\uff0c\u78ba\u4fdd\u7528\u6236\u8f38\u5165\u7684\u884c\u865f\u5728\u6587\u4ef6\u7bc4\u570d\u5167\u3002<\/li>\n<li>\u5728\u8655\u7406\u5927\u578b\u6587\u4ef6\u6642\uff0c\u8003\u616e\u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u6216\u7b97\u6cd5\u3002<\/li>\n<li>\u78ba\u4fdd\u5728\u64cd\u4f5c\u6587\u4ef6\u6642\u8655\u7406\u597d\u932f\u8aa4\u60c5\u6cc1\uff0c\u4f8b\u5982\u6587\u4ef6\u7121\u6cd5\u6253\u958b\u6216\u8b80\u53d6\u5931\u6557\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-VXFOySPdTn\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528C\u8a9e\u8a00\u522a\u9664txt\u6587\u4ef6\u4e2d\u7684\u7279\u5b9a\u884c\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u901a\u904e\u8b80\u53d6\u548c\u5beb\u5165\u6587\u4ef6\u4f86\u5be6\u73fe\u3002\u9019\u7a2e\u65b9\u6cd5\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u90fd\u975e\u5e38\u5be6\u7528\uff0c\u7279\u5225\u662f\u5728\u6578\u64da\u8655\u7406\u548c\u7ba1\u7406\u65b9\u9762\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528\u6578\u64da\u5eab\u7cfb\u7d71\u6216\u5176\u4ed6\u5c08\u696d\u5de5\u5177\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u53ca\u5176\u61c9\u7528\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2C\u8a9e\u8a00\u6280\u5de7\uff0c\u638c\u63e1\u5982\u4f55\u522a\u9664txt\u6587\u4ef6\u4e2d\u7684\u7279\u5b9a\u884c\u6578\u64da\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\uff0c\u63d0\u5347\u7de8\u7a0b\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-59705","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59705","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=59705"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59705\/revisions"}],"predecessor-version":[{"id":59706,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59705\/revisions\/59706"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=59705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=59705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=59705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}