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php disk_free_space 返回目录可用空间_php基础

WBOY
Release: 2016-05-17 09:01:45
Original
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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.

复制代码 代码如下:

$jb51net = disk_free_space("/");
echo $jb51net;
?>


复制代码 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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