{"id":18170,"date":"2024-11-18T10:32:30","date_gmt":"2024-11-18T02:32:30","guid":{"rendered":"https:\/\/fwq.ai\/blog\/18170\/"},"modified":"2024-11-18T10:32:30","modified_gmt":"2024-11-18T02:32:30","slug":"linux%e6%80%8e%e4%b9%88%e8%af%bb%e5%8f%96%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/18170\/","title":{"rendered":"Linux\u600e\u4e48\u8bfb\u53d6\u6587\u4ef6"},"content":{"rendered":"<blockquote><p>\n  linux \u7cfb\u7edf\u8bfb\u53d6\u6587\u4ef6\u7684\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u662f\uff1a\u4f7f\u7528 c \u8bed\u8a00\u6807\u51c6\u6587\u4ef6\u51fd\u6570\uff08\u5982 fopen()\u3001fread()\u3001fclose()\uff09\u4f7f\u7528 linux shell \u547d\u4ee4\uff08\u5982 cat \u547d\u4ee4\uff09\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/04\/2024060411391979522.jpg\" class=\"aligncenter\" title=\"Linux\u600e\u4e48\u8bfb\u53d6\u6587\u4ef6\u63d2\u56fe\" alt=\"Linux\u600e\u4e48\u8bfb\u53d6\u6587\u4ef6\u63d2\u56fe\" \/><\/p>\n<p><strong>Linux \u4e2d\u8bfb\u53d6\u6587\u4ef6\u7684\u4e24\u79cd\u65b9\u6cd5<\/strong><\/p>\n<p>\u5728 Linux \u7cfb\u7edf\u4e2d\uff0c\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u8bfb\u53d6\u6587\u4ef6\uff1a\u4f7f\u7528\u6807\u51c6\u6587\u4ef6\u51fd\u6570\u6216\u4f7f\u7528 shell \u547d\u4ee4\u3002<\/p>\n<p><strong>\u4f7f\u7528\u6807\u51c6\u6587\u4ef6\u51fd\u6570<\/strong><\/p>\n<p>C \u8bed\u8a00\u63d0\u4f9b\u4e86\u6807\u51c6\u6587\u4ef6\u51fd\u6570\uff0c\u53ef\u4ee5\u7528\u6765\u64cd\u4f5c\u6587\u4ef6\uff0c\u5305\u62ec\u8bfb\u53d6\u6587\u4ef6\u3002\u8fd9\u4e9b\u51fd\u6570\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>fopen()\uff1a\u6253\u5f00\u4e00\u4e2a\u6587\u4ef6\u5e76\u8fd4\u56de\u4e00\u4e2a\u6587\u4ef6\u6307\u9488\u3002<\/li>\n<li>fread()\uff1a\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6570\u636e\u3002<\/li>\n<li>fclose()\uff1a\u5173\u95ed\u6587\u4ef6\u5e76\u91ca\u653e\u8d44\u6e90\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528\u6807\u51c6\u6587\u4ef6\u51fd\u6570\u8bfb\u53d6\u6587\u4ef6\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre>#include &lt;stdio.h&gt;\n\nint main() {\n  FILE *fp;\n  char buffer[256];\n\n  \/\/ \u6253\u5f00\u6587\u4ef6\n  fp = fopen(\"file.txt\", \"r\");\n  if (fp == NULL) {\n    perror(\"Error opening file\");\n    return -1;\n  }\n\n  \/\/ \u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\n  while (fgets(buffer, sizeof(buffer), fp)) {\n    printf(\"%s\", buffer);\n  }\n\n  \/\/ \u5173\u95ed\u6587\u4ef6\n  fclose(fp);\n\n  return 0;\n}<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p><strong>\u4f7f\u7528 shell \u547d\u4ee4<\/strong><\/p>\n<p>\u9664\u4e86\u6807\u51c6\u6587\u4ef6\u51fd\u6570\u5916\uff0c\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528 Linux shell \u547d\u4ee4\u6765\u8bfb\u53d6\u6587\u4ef6\u3002\u6700\u5e38\u7528\u7684\u547d\u4ee4\u662f cat \u547d\u4ee4\u3002<\/p>\n<p>cat \u547d\u4ee4\u53ef\u4ee5\u5c06\u6307\u5b9a\u6587\u4ef6\u7684\u5185\u5bb9\u8f93\u51fa\u5230\u6807\u51c6\u8f93\u51fa\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 cat \u547d\u4ee4\u8bfb\u53d6\u6587\u4ef6\u7684\u793a\u4f8b\uff1a<\/p>\n<pre>$ cat file.txt<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8be5\u547d\u4ee4\u5c06\u6253\u5370\u6587\u4ef6 file.txt \u7684\u5185\u5bb9\u3002<\/p>\n<p><strong>\u603b\u7ed3<\/strong><\/p>\n<p>\u5728 Linux \u4e2d\uff0c\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u8bfb\u53d6\u6587\u4ef6\uff1a\u4f7f\u7528\u6807\u51c6\u6587\u4ef6\u51fd\u6570\u6216\u4f7f\u7528 shell \u547d\u4ee4\u3002\u54ea\u79cd\u65b9\u6cd5\u66f4\u597d\u53d6\u51b3\u4e8e\u60a8\u7684\u5177\u4f53\u9700\u6c42\u548c\u504f\u597d\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fLinux\u600e\u4e48\u8bfb\u53d6\u6587\u4ef6\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>linux \u7cfb\u7edf\u8bfb\u53d6\u6587\u4ef6\u7684\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u662f\uff1a\u4f7f\u7528 c \u8bed\u8a00\u6807\u51c6\u6587\u4ef6\u51fd\u6570\uff08\u5982 fopen()\u3001fread()\u3001fclose()\uff09\u4f7f\u7528 linux shell \u547d\u4ee4\uff08\u5982 cat \u547d\u4ee4\uff09 Linux \u4e2d\u8bfb\u53d6\u6587\u4ef6\u7684\u4e24\u79cd\u65b9\u6cd5 \u5728 Linux \u7cfb\u7edf\u4e2d\uff0c\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u8bfb\u53d6\u6587\u4ef6\uff1a\u4f7f\u7528\u6807\u51c6\u6587\u4ef6\u51fd\u6570\u6216\u4f7f\u7528 shell \u547d\u4ee4\u3002 \u4f7f\u7528\u6807\u51c6\u6587\u4ef6\u51fd\u6570 C \u8bed\u8a00\u63d0\u4f9b\u4e86\u6807\u51c6\u6587\u4ef6\u51fd\u6570\uff0c\u53ef\u4ee5\u7528\u6765\u64cd\u4f5c\u6587\u4ef6\uff0c\u5305\u62ec\u8bfb\u53d6\u6587\u4ef6\u3002\u8fd9\u4e9b\u51fd\u6570\u5305\u62ec\uff1a fopen()\uff1a\u6253\u5f00\u4e00\u4e2a\u6587\u4ef6\u5e76\u8fd4\u56de\u4e00\u4e2a\u6587\u4ef6\u6307\u9488\u3002 fread()\uff1a\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6570\u636e\u3002 fclose()\uff1a\u5173\u95ed\u6587\u4ef6\u5e76\u91ca\u653e\u8d44\u6e90\u3002 \u4ee5\u4e0b\u662f\u4f7f\u7528\u6807\u51c6\u6587\u4ef6\u51fd\u6570\u8bfb\u53d6\u6587\u4ef6\u7684\u793a\u4f8b\u4ee3\u7801\uff1a #include &lt;stdio.h&gt; int main() { FILE *fp; char buffer[256]; \/\/ \u6253\u5f00\u6587\u4ef6 fp = fopen(&#8220;file.txt&#8221;, &#8220;r&#8221;); if (fp == NULL) { perror(&#8220;Error opening file&#8221;); return -1; } \/\/ \u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9 while (fgets(buffer, sizeof(buffer), [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-18170","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/18170","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=18170"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/18170\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=18170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=18170"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=18170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}