{"id":290,"date":"2023-05-16T07:16:24","date_gmt":"2023-05-15T23:16:24","guid":{"rendered":"https:\/\/www.aqrboyblog.top\/?p=290"},"modified":"2023-05-16T07:16:48","modified_gmt":"2023-05-15T23:16:48","slug":"php%e5%b8%b8%e7%94%a8%e4%bb%a3%e7%a0%81","status":"publish","type":"post","link":"https:\/\/www.aqrboyblog.top\/?p=290","title":{"rendered":"PHP\u5e38\u7528\u4ee3\u7801"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\">PHP\u8bfb\u5199\u6587\u4ef6\u7684\u65b9\u6cd5<\/h4>\n\n\n\n<p>\u6587\u4ef6\u64cd\u4f5c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u5224\u65ad\u662f\u5426\u662f\u4e00\u4e2a\u6587\u4ef6\nvar_dump(is_file('.\/demo.txt')); \/\/ bool(true)\n\n\/\/ \u8bfb\u53d6\u6587\u4ef6\u5b57\u8282\u6570\nvar_dump(filesize('.\/demo.txt')); \/\/ int(11)\n\n\/\/ \u6587\u4ef6\u91cd\u547d\u540d\nrename('.\/demo.txt', '.\/demo.txt.bak');\n\n\/\/ \u5220\u9664\u6587\u4ef6\nunlink('.\/demo.txt');<\/code><\/pre>\n\n\n\n<p>\u5199\u5165\u6587\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u6253\u5f00\u6587\u4ef6\n$file = fopen('.\/demo.txt', 'w');\n\/\/ \u53ea\u8bfb\uff1ar\n\/\/ \u8bfb\u5199,\u6587\u4ef6\u8986\u76d6\uff1ar+\n\/\/ \u6e05\u7a7a\u5199\u5165\uff1aw\n\/\/ \u53ef\u521b\u5efa\u6e05\u7a7a\u5199\u5165\uff1aw+\n\/\/ \u8ffd\u52a0\u5199\u5165\uff1aa\n\/\/ \u521b\u5efa\u8ffd\u52a0\u5199\u5165\uff1aa+\n\n\/\/ \u5199\u5165\u5185\u5bb9\u5230\u6587\u4ef6\nfwrite($file, 'Hello World');\n\/\/ \u5173\u95ed\u6587\u4ef6\nfclose($file);\n<\/code><\/pre>\n\n\n\n<p>\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u5199\u5165\u5185\u5bb9\u5230\u6587\u4ef6\nfwrite($file, 'Hello World');\n\/\/ \u5173\u95ed\u6587\u4ef6\nfclose($file);\n$file = fopen('.\/demo.txt', 'r');\n$filesize = filesize('.\/demo.txt');\n$content = fread($file, $filesize);\nvar_dump($content); \/\/ string(11) \"Hello World\"\nfclose($file);<\/code><\/pre>\n\n\n\n<p>\u901a\u8fc7\u5feb\u6377\u65b9\u5f0f\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u8bfb\u53d6\u6587\u4ef6\u5230\u6570\u7ec4\n$lines = file('.\/demo.txt');\nvar_dump($lines);\n\/\/ array(4) {\n\/\/     &#91;0]=>string(7) \"\u8d60\u4eba\"\n\/\/     &#91;1]=>string(22) \"\u674e\u7fa4\u7389\u3014\u5510\u4ee3\u3015\"\n\/\/     &#91;2]=>string(49) \"\u66fe\u7559\u5b8b\u7389\u65e7\u8863\u88f3\uff0c\u60f9\u5f97\u5deb\u5c71\u68a6\u91cc\u9999\u3002\"\n\/\/     &#91;3]=>string(48) \"\u4e91\u96e8\u65e0\u60c5\u96be\u7ba1\u9886\uff0c\u4efb\u4ed6\u522b\u5ac1\u695a\u8944\u738b\u3002\"\n\/\/ }\n\/\/ \u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\n$lines = file_get_contents('.\/demo.txt');\nvar_dump($lines);\n\/\/ string(126) \"\u8d60\u4eba\n\/\/ \u674e\u7fa4\u7389\u3014\u5510\u4ee3\u3015\n\/\/ \u66fe\u7559\u5b8b\u7389\u65e7\u8863\u88f3\uff0c\u60f9\u5f97\u5deb\u5c71\u68a6\u91cc\u9999\u3002\n\/\/ \u4e91\u96e8\u65e0\u60c5\u96be\u7ba1\u9886\uff0c\u4efb\u4ed6\u522b\u5ac1\u695a\u8944\u738b\u3002\"\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p class=\"text-justify\">PHP\u8bfb\u5199\u6587\u4ef6\u7684\u65b9\u6cd5 \u6587\u4ef6\u64cd\u4f5c \u5199\u5165\u6587\u4ef6 \u8bfb [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-290","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=\/wp\/v2\/posts\/290","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=290"}],"version-history":[{"count":2,"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=\/wp\/v2\/posts\/290\/revisions"}],"predecessor-version":[{"id":292,"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=\/wp\/v2\/posts\/290\/revisions\/292"}],"wp:attachment":[{"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=290"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=290"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aqrboyblog.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=290"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}