我正在尝试获取多维数组中的目录结构。
我做到了这一点:
function dirtree($dir, $regex = '', $ignoreEmpty = false)
{
if (!$dir instanceof DirectoryIterator) {
$dir = new DirectoryIterator((string) $dir);
}
$dirs = array();
$files = array();
foreach ($dir as $node) {
if ($node->isDir() && !$node->isDot()) {
$tree = dirtree($node->getPathname(), $regex, $ignoreEmpty);
if (!$ignoreEmpty || count($tree)) {
$dirs[$node->getFilename()] = $tree;
}
} elseif ($node->isFile()) {
$name = $node->getFilename();
if ('' == $regex || preg_match($regex, $name)) {
$files[] = $name;
}
}
}
asort($dirs);
sort($files);
return array_merge($dirs, $files);
}
但我在获取文件夹名称而不是索引 0,1 等时遇到问题。 这似乎是因为我的目录有数字名称?
Array
(
[0] => Array // 0 should be the folder name
(
[0] => m_109225488_1.jpg
[1] => t_109225488_1.jpg
)
[1] => Array
(
[0] => m_252543961_1.jpg
[1] => t_252543961_1.jpg
)
最佳答案
解决方案相当简单,感谢:Merge array without loss key index
代替 array_merge
只需执行 $dirs + $files
潜在解决方案(Roger Gee 指出的潜在问题):
function dirtree($dir, $regex = '', $ignoreEmpty = false)
{
if (!$dir instanceof DirectoryIterator) {
$dir = new DirectoryIterator((string) $dir);
}
$dirs = array();
$files = array();
foreach ($dir as $node) {
if ($node->isDir() && !$node->isDot()) {
$tree = dirtree($node->getPathname(), $regex, $ignoreEmpty);
if (!$ignoreEmpty || count($tree)) {
$dirs[$node->getFilename()] = $tree;
}
} elseif ($node->isFile()) {
$name = $node->getFilename();
if ('' == $regex || preg_match($regex, $name)) {
$files[] = $name;
}
}
}
return $dirs + $files;
}
更好的解决方案?
function dirtree($dir, $regex = '', $ignoreEmpty = false)
{
if (!$dir instanceof DirectoryIterator) {
$dir = new DirectoryIterator((string) $dir);
}
$filedata = array();
foreach ($dir as $node) {
if ($node->isDir() && !$node->isDot()) {
$tree = dirtree($node->getPathname(), $regex, $ignoreEmpty);
if (!$ignoreEmpty || count($tree)) {
$filedata[$node->getFilename()] = $tree;
}
} elseif ($node->isFile()) {
$name = $node->getFilename();
if ('' == $regex || preg_match($regex, $name)) {
$filedata[] = $name;
}
}
}
return $filedata;
}
关于php - 多维数组目录映射,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/45382701/