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ConFoo Montreal 2026: Call for Papers
Getting Started
Introduction
A simple tutorial
Language Reference
Basic syntax
Types
Variables
Constants
Expressions
Operators
Control Structures
Functions
Classes and Objects
Namespaces
Enumerations
Errors
Exceptions
Fibers
Generators
Attributes
References Explained
Predefined Variables
Predefined Exceptions
Predefined Interfaces and Classes
Predefined Attributes
Context options and parameters
Supported Protocols and Wrappers
Security
Introduction
General considerations
Installed as CGI binary
Installed as an Apache module
Session Security
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Error Reporting
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Hiding PHP
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HTTP authentication with PHP
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Handling file uploads
Using remote files
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Command line usage
Garbage Collection
DTrace Dynamic Tracing
Function Reference
Affecting PHP's Behaviour
Audio Formats Manipulation
Authentication Services
Command Line Specific Extensions
Compression and Archive Extensions
Cryptography Extensions
Database Extensions
Date and Time Related Extensions
File System Related Extensions
Human Language and Character Encoding Support
Image Processing and Generation
Mail Related Extensions
Mathematical Extensions
Non-Text MIME Output
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Other Basic Extensions
Other Services
Search Engine Extensions
Server Specific Extensions
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Text Processing
Variable and Type Related Extensions
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Windows Only Extensions
XML Manipulation
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exif_imagetype »
« Vordefinierte Konstanten
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Exif
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Exif-Funktionen
Inhaltsverzeichnis
exif_imagetype
— Ermittelt den Bildtyp
exif_read_data
— Liest die EXIF-Header einer Bilddatei aus
exif_tagname
— Gibt den Header-Namen für einen Index zurück
exif_thumbnail
— Liest das eingebettete Miniaturbild eines Bildes aus
read_exif_data
— Alias von exif_read_data
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