SplFileInfo
PHP Manual

SplFileInfo::isFile

(PHP 5 >= 5.1.2, PHP 7)

SplFileInfo::isFileTells if the object references a regular file

说明

public bool SplFileInfo::isFile ( void )

Checks if the file referenced by this SplFileInfo object exists and is a regular file.

参数

此函数没有参数。

返回值

Returns TRUE if the file exists and is a regular file (not a link), FALSE otherwise.

范例

Example #1 SplFileInfo::isFile() example

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

$info = new SplFileInfo(dirname(__FILE__));
var_dump($info->isFile());
?>

以上例程的输出类似于:

bool(true)
bool(false)


SplFileInfo
PHP Manual