<?php
\n$file = “.\/test\/f1.php”;<\/p>\n
\/\/===============\u5224\u65ad\u6587\u4ef6\u80fd\u4e0d\u80fd\u8bfb\u53d6(\u6743\u9650\u95ee\u9898),\u6216\u8005\u5b58\u4e0d\u5b58\u5728
\nif (is_readable($file) == false) {
\necho “<br\/>”;
\ndie(‘no’);
\n}<\/p>\n
\/\/===============\u5224\u65ad\u6587\u4ef6\u5b58\u4e0d\u5b58\u5728
\nif (file_exists($file) == false) {
\necho “<br\/>”;
\ndie(‘no file’);
\n}<\/p>\n
\/\/======================================================\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9
\n\/\/\u65b9\u6cd5\u4e00
\n$dataString = file_get_contents($file);
\necho “<br\/>1”;
\nvar_dump($dataString);
\necho htmlentities($dataString);<\/p>\n
\/\/\u65b9\u6cd5\u4e8c\uff0c\u8be5\u65b9\u6cd5\u5982\u679c\u6587\u4ef6\u5185\u5bb9\u7a7a\u4f1a\u62a5\u9519
\n$fJuBing = fopen($file, ‘r’); \/\/\u521b\u5efa\u6307\u5b9a\u6587\u4ef6\u8bfb\u64cd\u4f5c\u7684\u53e5\u67c4
\n$dataString = fread($fJuBing, filesize($file));
\nfclose($fJuBing);
\necho “<br\/>2”;
\nvar_dump($dataString);
\necho htmlentities($dataString);
\n\/*
\nfopen()\u65b9\u6cd5\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\u53ef\u4ee5\u9009\u62e9\u4ee5\u4e0b\u503c
\n“r” \u53ea\u8bfb\u65b9\u5f0f\u6253\u5f00\uff0c\u5c06\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u5934\u3002
\n“r+” \u8bfb\u5199\u65b9\u5f0f\u6253\u5f00\uff0c\u5c06\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u5934\u3002
\n“w” \u5199\u5165\u65b9\u5f0f\u6253\u5f00\uff0c\u5c06\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u5934\u5e76\u5c06\u6587\u4ef6\u5927\u5c0f\u622a\u4e3a\u96f6\u3002\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u5219\u5c1d\u8bd5\u521b\u5efa\u4e4b\u3002
\n“w+” \u8bfb\u5199\u65b9\u5f0f\u6253\u5f00\uff0c\u5c06\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u5934\u5e76\u5c06\u6587\u4ef6\u5927\u5c0f\u622a\u4e3a\u96f6\u3002\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u5219\u5c1d\u8bd5\u521b\u5efa\u4e4b\u3002
\n“a” \u5199\u5165\u65b9\u5f0f\u6253\u5f00\uff0c\u5c06\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u672b\u5c3e\u3002\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u5219\u5c1d\u8bd5\u521b\u5efa\u4e4b\u3002
\n“a+” \u8bfb\u5199\u65b9\u5f0f\u6253\u5f00\uff0c\u5c06\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u672b\u5c3e\u3002\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u5219\u5c1d\u8bd5\u521b\u5efa\u4e4b\u3002
\n“x” \u521b\u5efa\u5e76\u4ee5\u5199\u5165\u65b9\u5f0f\u6253\u5f00\uff0c\u5c06\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u5934\u3002\u5982\u679c\u6587\u4ef6\u5df2\u5b58\u5728\uff0c\u5219 fopen() \u8c03\u7528\u5931\u8d25\u5e76\u8fd4\u56de FALSE\uff0c\u5e76\u751f\u6210\u4e00\u6761 E_WARNING \u7ea7\u522b\u7684\u9519\u8bef\u4fe1\u606f\u3002\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u5219\u5c1d\u8bd5\u521b\u5efa\u4e4b\u3002
\n\u8fd9\u548c\u7ed9\u5e95\u5c42\u7684 open(2) \u7cfb\u7edf\u8c03\u7528\u6307\u5b9a O_EXCL|O_CREAT \u6807\u8bb0\u662f\u7b49\u4ef7\u7684\u3002
\n\u6b64\u9009\u9879\u88ab PHP 4.3.2 \u4ee5\u53ca\u4ee5\u540e\u7684\u7248\u672c\u6240\u652f\u6301\uff0c\u4ec5\u80fd\u7528\u4e8e\u672c\u5730\u6587\u4ef6\u3002
\n“x+” \u521b\u5efa\u5e76\u4ee5\u8bfb\u5199\u65b9\u5f0f\u6253\u5f00\uff0c\u5c06\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u5934\u3002\u5982\u679c\u6587\u4ef6\u5df2\u5b58\u5728\uff0c\u5219 fopen() \u8c03\u7528\u5931\u8d25\u5e76\u8fd4\u56de FALSE\uff0c\u5e76\u751f\u6210\u4e00\u6761 E_WARNING \u7ea7\u522b\u7684\u9519\u8bef\u4fe1\u606f\u3002\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u5219\u5c1d\u8bd5\u521b\u5efa\u4e4b\u3002
\n\u8fd9\u548c\u7ed9\u5e95\u5c42\u7684 open(2) \u7cfb\u7edf\u8c03\u7528\u6307\u5b9a O_EXCL|O_CREAT \u6807\u8bb0\u662f\u7b49\u4ef7\u7684\u3002
\n\u6b64\u9009\u9879\u88ab PHP 4.3.2 \u4ee5\u53ca\u4ee5\u540e\u7684\u7248\u672c\u6240\u652f\u6301\uff0c\u4ec5\u80fd\u7528\u4e8e\u672c\u5730\u6587\u4ef6\u3002
\n*\/<\/p>\n
\/\/\u65b9\u6cd5\u4e09
\n$dataString = implode(”, file($file));
\necho “<br\/>3”;
\nvar_dump($dataString);
\necho htmlentities($dataString);<\/p>\n
\/\/===============\u5224\u65ad\u6587\u4ef6\u80fd\u4e0d\u80fd\u5199\u5165
\nif (is_writable($file) == false) {
\necho “<br\/>”;
\ndie(“can`t write”);
\n}<\/p>\n
\/\/======================================================\u5f80\u6587\u4ef6\u4e2d\u5199\u5165\u5185\u5bb9\uff0c\u539f\u5185\u5bb9\u5c06\u88ab\u8986\u76d6\uff0c\u5e76\u4e14\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u5c06\u5c1d\u8bd5\u521b\u5efa
\n$writeData = ‘i want’;
\n\/\/\u65b9\u6cd5\u4e00
\nfile_put_contents($file, $writeData);<\/p>\n
\/\/\u65b9\u6cd5\u4e8c
\n$fJuBing = fopen($file, ‘w’); \/\/\u521b\u5efa\u6307\u5b9a\u6587\u4ef6\u5199\u64cd\u4f5c\u7684\u53e5\u67c4
\nfwrite($fJuBing, $writeData);
\nfclose($fJuBing);<\/p>\n
\/\/===============\u6709\u65f6\u6267\u884c\u5199\u5165\u64cd\u4f5c\u65f6\u9700\u8981\u9501\u5b9a\u6587\u4ef6
\n$fJuBing = fopen($file, ‘w’);
\nif (flock($fJuBing, LOCK_EX)) {
\nfwrite($fJuBing, $writeData);
\n\/\/\u91ca\u653e\u9501\u5b9a
\nflock($fJuBing, LOCK_UN);
\n} else {
\necho “<br\/>”;
\necho “can`t locking file!”;
\n}
\nfclose($fJuBing);
\n\/*
\nflock()\u65b9\u6cd5\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\u53ef\u4ee5\u9009\u62e9\u4ee5\u4e0b\u503c
\nLOCK_SH,\uff08PHP 4.0.1 \u4ee5\u524d\u7684\u7248\u672c\u4e2d\u8bbe\u7f6e\u4e3a 1\uff09\u5171\u4eab\u9501\u5b9a\uff08\u8bfb\u53d6\u7684\u7a0b\u5e8f\uff09\u3002
\nLOCK_EX,\uff08PHP 4.0.1 \u4ee5\u524d\u7684\u7248\u672c\u4e2d\u8bbe\u7f6e\u4e3a 2\uff09\u72ec\u5360\u9501\u5b9a\uff08\u5199\u5165\u7684\u7a0b\u5e8f\uff09\u3002
\nLOCK_UN,\uff08PHP 4.0.1 \u4ee5\u524d\u7684\u7248\u672c\u4e2d\u8bbe\u7f6e\u4e3a 3\uff09\u91ca\u653e\u9501\u5b9a\uff08\u65e0\u8bba\u5171\u4eab\u6216\u72ec\u5360\uff09\u3002
\nLOCK_NB,\uff08PHP 4.0.1 \u4ee5\u524d\u7684\u7248\u672c\u4e2d\u8bbe\u7f6e\u4e3a 4\uff09\u4f7fflock()\u5728\u9501\u5b9a\u65f6\u4e0d\u5835\u585e\u3002
\n*\/<\/p>\n
\/\/======================================================\u5220\u9664\u6587\u4ef6
\n\/*
\n$file2 = “.\/test\/f2.php”;
\nif (unlink($file2)) {\/\/\u6709\u65f6\u6587\u4ef6\u4e0d\u5b58\u5728\u5220\u9664\u65f6\u4f1a\u62a5\u9519\uff0c\u6700\u597d\u52a0\u4e0a@\u53d8\u6210@unlink($file2)
\necho “<br\/>”;
\necho “file has been delect”;
\n} else {
\necho “<br\/>”;
\necho “file can`t been delect”;
\n}
\n*\/<\/p>\n
\/\/======================================================\u590d\u5236\u6587\u4ef6
\n$file = “.\/test\/f1.php”;
\n$newfile = “.\/test\/f2.php”; #\u8fd9\u4e2a\u6587\u4ef6\u7236\u6587\u4ef6\u5939\u5fc5\u987b\u80fd\u5199\uff0c\u5982\u679c\u8be5\u6587\u4ef6\u4e0d\u5b58\u5728\u5219\u5c1d\u8bd5\u521b\u5efa\u518d\u590d\u5236
\nif (copy($file, $newfile)) {
\necho “<br\/>”;
\necho ‘ok’;
\n}<\/p>\n
\/\/===============\u83b7\u53d6\u6587\u4ef6\u6700\u8fd1\u4fee\u6539\u65f6\u95f4\uff0c\u8fd4\u56de\u7684\u662funix\u7684\u65f6\u95f4\u6233,\u8fd9\u5728\u7f13\u5b58\u6280\u672f\u5e38\u7528
\necho “<br\/>”;
\n\/\/echo date(‘r’, filemtime($file));<\/p>\n
\/\/===============(\u975ewindows\u7cfb\u7edf),fileperms()\u83b7\u53d6\u6587\u4ef6\u7684\u6743\u9650
\necho “<br\/>”;
\necho substr(sprintf(‘%o’, fileperms($file)), -4);<\/p>\n
\/\/===============filesize()\u8fd4\u56de\u6587\u4ef6\u5927\u5c0f\u7684\u5b57\u8282\u6570:
\necho “<br\/>”;
\necho filesize($file);<\/p>\n
\/\/===============\u4ee5\u6570\u7ec4\u5f62\u5f0f\u8fd4\u56de\u6587\u4ef6\u7684\u5168\u90e8\u4fe1\u606fstat()\u51fd\u6570:
\necho “<br\/>”;
\nvar_dump(stat($file));<\/p>\n
$dir = “.\/test\/t1”;<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
\n\/\/===============\u5224\u65ad\u8be5\u8def\u5f84\u6587\u4ef6\u5939\u662f\u5426\u5b58\u5728
\nif (is_dir($dir) == false) {
\necho “<br>”;
\necho “no”;
\n}<\/p>\n
\/\/======================================================\u521b\u5efa\u6587\u4ef6\u5939
\n\/\/\u7b2c\u4e8c\u4e2a\u53c2\u6570\u53ef\u4ee5\u4e0d\u5199\uff0c\u9ed8\u8ba4\u662f\u6700\u5927\u6743\u9650 0777
\n\/\/\u4e0d\u80fd\u4e00\u6b21\u8fde\u7eed\u521b\u5efa\uff0c\u5373\u8981\u521b\u5efa\u7684\u8def\u5f84\u6587\u4ef6\u5939\u7684\u4e0a\u7ea7\u6587\u4ef6\u5939\u5fc5\u987b\u5b58\u5728
\nmkdir($dir, 0777);
\n\/\/mkdir($dir);<\/p>\n
\/\/===============\u8fd4\u56de\u5f53\u524d\u8def\u5f84\u6587\u4ef6\u5939\u7684\u6587\u4ef6\u5939\u540d
\necho “<br>”;
\necho basename($dir);<\/p>\n
\/\/===============\u8fd4\u56de\u53bb\u6389\u8def\u5f84\u4e2d\u6700\u540e\u4e00\u4e2a\u6587\u4ef6\u5939\u540d\u6216\u6587\u4ef6\u540d\u540e\u7684\u8def\u5f84\uff0c\u6210\u529f\u8fd4\u56de\u5b57\u7b26\u4e32\uff0c\u5426\u5219\u8fd4\u56de FALSE \u3002
\necho “<br>”;
\necho dirname($dir);<\/p>\n
\/\/===============\u8fd4\u56de\u7ed9\u5b9a\u76ee\u5f55\u6587\u4ef6\u5939\u6216\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84
\necho “<br>”;
\necho realpath($dir);<\/p>\n
\/\/===============\u83b7\u53d6\u6307\u5b9a\u8def\u5f84\u6587\u4ef6\u5939\u4e0b\u6240\u6709\u6587\u4ef6\u5939\u540d\uff0c\u6587\u4ef6\u540d
\n$dirJuBing = opendir($dir); \/\/\u521b\u5efa\u4e00\u4e2a\u6253\u5f00\u6307\u5b9a\u6587\u4ef6\u5939\u7684\u53e5\u67c4
\nwhile ($fileName = readdir($dirJuBing)) { \/\/\u5faa\u73af\u6ca5\u904d\u8fd4\u56de\u8be5\u76ee\u5f55\u6587\u4ef6\u5939\u4e0b\u6bcf\u4e00\u4e2a\u6587\u4ef6\u540d\u6587\u4ef6\u5939\u540d\u7684\u5b57\u7b26\u4e32\uff0c\u524d\u4e24\u4e2a\u8fd4\u56de\u7684\u5b57\u7b26\u4e32\u662f”.”\u548c”..” \uff0c\u5c31\u7b97\u662f\u7a7a\u6587\u4ef6\u5939\u4e5f\u8fd4\u56de\u8fd9\u4e24\u4e2a\u5b57\u7b26\u4e32
\necho “<br\/>”;
\necho $fileName;
\n}
\nclosedir($dirJuBing);<\/p>\n
\/\/======================================================\u91cd\u547d\u540d\u6587\u4ef6\u5939(\u6216\u6587\u4ef6)
\n\/\/\u6216\u8005\u5c06\u6307\u5b9a\u8def\u5f84\u6587\u4ef6\u5939(\u6216\u6587\u4ef6)\u79fb\u52a8\u5e76\u91cd\u547d\u540d\u6210\u53e6\u4e00\u8def\u5f84\u6587\u4ef6\u5939(\u6216\u6587\u4ef6)\uff0c\u53ea\u80fd\u6587\u4ef6\u5939\u5bf9\u6587\u4ef6\u5939\uff0c\u6587\u4ef6\u5bf9\u6587\u4ef6
\n$dir = “.\/test\/t1”;
\n$newDirName = “.\/test\/t2\/t3″;
\nrename($dir, $newDirName); \/\/\u539f”.\/test”\u4e0b\u7684t1\u6587\u4ef6\u5939\u79fb\u52a8\u5e76\u91cd\u547d\u540d\u6210”.\/test\/t2″\u4e0b\u7684t3\u6587\u4ef6\u5939<\/p>\n
\/\/======================================================\u5220\u9664\u6307\u5b9a\u8def\u5f84\u6587\u4ef6\u5939
\n\/\/rmdir($dir);
\n?><\/p>\n","protected":false},"excerpt":{"rendered":"
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