International PHP Conference 2019 - Spring Edition

SplFileInfo::isReadable

(PHP 5 >= 5.1.2, PHP 7)

SplFileInfo::isReadableTells if file is readable

说明

public bool SplFileInfo::isReadable ( void )

Check if the file is readable.

参数

此函数没有参数。

返回值

Returns TRUE if readable, FALSE otherwise.

范例

Example #1 SplFileInfo::isReadable() example

<?php
$info 
= new SplFileInfo(__FILE__);
var_dump($info->isReadable());

$info = new SplFileInfo('foo');
var_dump($info->isReadable());
?>

以上例程的输出类似于:

bool(true)
bool(false)

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