Tells if the object references a regular file

# SplFileInfo::isFile

(PHP 5 >= 5.1.2, PHP 7, PHP 8)

SplFileInfo::isFile — Tells if the object references a regular file

### 说明

public function SplFileInfo::isFile(): bool

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.

### 示例

示例 #1 SplFileInfo::isFile() example

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

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

以上示例的输出类似于：

    bool(true)
    bool(false)

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