Fileinfo Functions
Einführung
The functions in this module try to guess the content type and encoding of a file by looking for certain magic byte sequences at specific positions within the file. While this is not a bullet proof approach the heuristics used do a very good job.
Anforderungen
magic_open library is needed to build this extension.
Installation
Zusätzliche Informationen, wie neue Releases, Downloads Quelldateien, Maintainerinformation und ein CHANGELOG finden Sie hier: » https://pecl.php.net/package/fileinfo
Laufzeit Konfiguration
Diese Erweiterung definiert keine Konfigurationseinstellungen in der php.ini.
Resource Typen
There is one resource used in Fileinfo extension: a magic database descriptor returned by finfo_open().
Vordefinierte Konstanten
Folgende Konstanten werden von dieser Erweiterung definiert und stehen nur zur Verfügung, wenn die Erweiterung entweder statisch in PHP kompiliert oder dynamisch zur Laufzeit geladen wurde.
- FILEINFO_NONE (integer)
- No special handling.
- FILEINFO_SYMLINK (integer)
- Follow symlinks.
- FILEINFO_MIME (integer)
- Return a mime string, instead of a textual description.
- FILEINFO_COMPRESS (integer)
- Decompress compressed files.
- FILEINFO_DEVICES (integer)
- Look at the contents of blocks or character special devices.
- FILEINFO_CONTINUE (integer)
- Return all matches, not just the first.
- FILEINFO_PRESERVE_ATIME (integer)
- If possible preserve the original access time.
- FILEINFO_RAW (integer)
- Don't translate unprintable characters to a \ooo octal representation.
Inhaltsverzeichnis
- finfo_buffer — Return information about a string buffer
- finfo_close — Close fileinfo resource
- finfo_file — Return information about a file
- finfo_open — Create a new fileinfo resource
- finfo_set_flags — Set libmagic configuration options