Home  >  Article  >  Backend Development  >  Detailed introduction to PHP file operations (2)

Detailed introduction to PHP file operations (2)

黄舟
黄舟Original
2017-03-20 09:24:191366browse

Detailed introduction to PHP file operations (2)

//创建目录  mkdir("./aa");
//删除目录 目录必须为空才可以删除  rmdir("./img");
//移动目录文件  rename("./img","./ajax/img");
//创建文件  touch("./11.txt");
//复制文件  copy("./11.txt","./ajax/11.txt");
//删除文件  unlink("./11.txt");
//读取文件内容(本地,远程) echo file_get_contents("http://www.baidu.com");
//写入文件内容(覆盖) file_put_contents("./ajax/11.txt","hello world");
//读取文件并输出  readfile("./11.txt");
//将文件中每行数据放到数组  $arr = file("./ajax/test.php");

//打开文件资源  $fp = fopen("./11.txt","a");
//写入内容  fwrite($fp,"ceshi");
//一次读一行  echo fgets($fp);
//读多行  echo fread($fp,2);
//关闭文件资源  fclose($fp);
//删除一个文件夹
/*$fname = "./ajax";
$d = opendir($fname);
while($url = readdir($d))
{
echo $fname."/".$url."<br>";
}
closedir($d);*/
//rmdir()

//给我一个文件夹,删掉
function Del($url)
{
//清空
$d = opendir($url);	
while($u = readdir($d))
{
if($u!="." && $u != "..")
{
$fname = $url."/".$u;
if(is_file($fname))
{
unlink($fname);
}
else
{
Del($fname);
}
}
}
closedir($d);

//删除
rmdir($url);
}
Del("./ajax");

The above is the detailed content of Detailed introduction to PHP file operations (2). For more information, please follow other related articles on the PHP Chinese website!

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn