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php disk_free_space 返回目录可用空间

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Release: 2016-06-06 20:33:48
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disk_free_space返回目录可用空间,这个可根据你当关硬盘的空间大小来判断

用法

disk_free_space($path);

注: 本函数不能作用于远程文件,被检查的文件必须通过服务器的文件系统访问。

本函数功能

本函数将根据相应的文件系统或磁盘分区返回可用的字节数

好了实例是很简单我们就来看看实例吧.
代码如下:
$jb51net = disk_free_space("/");
echo $jb51net;
?>


代码如下:
// $df 包含根目录下可用的字节数
$df = disk_free_space("/");
//在 Windows 下:
disk_free_space("C:");
disk_free_space("D:");
?>

返回的是文件系统或磁盘分区返回可用的字节数
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