PHP文件基本操作
<?php
header('content-type:text/html;charset=utf-8');
/**
?*?創建、刪除、剪切、重命名、拷貝
?*/
$filename='test111.txt';
var_dump(touch($filename));
var_dump(unlink($filename));
if(file_exists($filename)){
????if(unlink($filename)){
????????echo?'文件刪除成功';
????}
????else{
????????echo?'文件刪除失敗';
????}
}
else{
????echo?'要刪除的文件不存在';
}
touch($filename);
$newname='test111.txt';
if(rename($filename,$newname)){
????echo?'重命名成功';
}else{
????echo?'重命名失敗';
}
if(file_exists($filename)){
????if(rename($filename,'test123.txt')){
????????echo?'重命名成功';
????}
????else{
????????echo?'重命名失敗';
????}
?
}
else{
????echo?'文件不存在';
}
$filename='test123.txt';
$path='./test/test123.txt';
if(file_exists($filename)){
????if(rename($filename,$path)){
????????echo?'文件剪切成功';
????}else?{
????????echo?'剪切失敗';
????}
}else?{
????echo?'文件不存在';
}
復制文件copy()
$source='2-pass.php';
$dest='test/2-pass.php';
if(copy($source,$dest)){
????echo?'文件拷貝成功';
}
else?{
????echo?'文件拷貝失敗';
}
var_dump(copy('https://www.php.cn/static/images/index_ad222.jpg','./king.jpg'));
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