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    finfo 类

    (PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL fileinfo >= 0.1.0)

    简介

    该类在 fileinfo 函数集中提供了一个面向对象的接口。

    类摘要

    class finfo {
    /* 方法 */
    public __construct(int $flags = FILEINFO_NONE, ?string $magic_database = null)
    public buffer(string $string, int $flags = FILEINFO_NONE, ?resource $context = null): string|false
    public file(string $filename, int $flags = FILEINFO_NONE, ?resource $context = null): string|false
    public set_flags(int $flags): bool
    }

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