opendir.php
<?php
$base_dir = "filelist/";
$fso = opendir($base_dir);
echo $base_dir."<hr/>" ;
while($flist=readdir($fso)){
echo $flist."<br/>" ;
}
closedir($fso)
?>
mkdir.php
<?php
$base_dir = "test/";
if(!file_exists($base_dir)){
$fso = mkdir($base_dir);
echo "success";
}
else{
echo "文件夹已存在";
}
?>
rm.dir
<?php
$base_dir = "test/";
if(file_exists($base_dir)){
$fso = rmdir($base_dir);
echo "success";
}
else{
echo "文件夹不存在";
}
?>
file_exists.php
<?php
$file = "test.txt";
if (file_exists($file) == false) {
die('文件不存在');
}
else{
$data = file_get_contents($file);
echo htmlentities($data);
$fso = fopen($file, 'r');
$data = fread($fso, filesize($file));
echo $data;
fclose($fso);
}
?>
write_able.php
<?php
$file = 'test.txt';
if (is_writable($file) == false) {
die("我是鸡毛,我不能");
}
$file = 'test.txt';
if (is_writable($file) == false) {
die('我是鸡毛,我不能');
}
$data = '我是可鄙,我想要';
file_put_contents ($file, $data);
$f = fopen($file, 'w');
fwrite($f, $data);
fclose($f);
?>
fileown.php
<?php
$file = 'test.txt';
if (is_readable($file) == false) {
die('文件不存在或者无法读取');
} else {
echo '存在';
}
?>
attribute.php
<?php
$file = 'test.txt';
echo date('r', filemtime($file))."<br/>";
echo date('r', fileatime($file))."<br/>";
echo date('r', filectime($file))."<br/>";
$file = 'test.txt';
$perms = substr(sprintf('%o', fileperms($file)), -4);
echo $perms;
$filename = 'test.txt';
echo $filename . ': ' . filesize($filename) . ' bytes';
$file = 'test.txt';
$perms = stat($file);
var_dump($perms);
?>
copy.php
<?php
$file = 'test.txt';
$newfile = 'o.txt'; # 这个文件父文件夹必须能写
if (file_exists($file) == false) {
die ('小样没上线,无法复制');
}
$result = copy($file, $newfile);
if ($result == true) {
echo '复制记忆ok';
}
?>
delfile.php
<?php
$file = 'o.txt';
$result = @unlink ($file);
if ($result == true) {
echo '蚊子赶走了';
} else {
echo '无法赶走';
}
?>
