PHP is a loosely typed scripting language commonly used to build web applications. It was created in 1995 by Rasmus Lerdorf and has evolved through several versions, with PHP 5 introducing object-oriented programming features. The document discusses the history and use of PHP, its coding standards, data types, object-oriented programming principles and examples, and closures and callbacks.

1. Sysgenic Academy 2016, 10 May
PHP
Zoltan, Iszlai - Project Manager

2. SUMMARY
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▪ History
▪ Support
▪ Introduction
▪ Coding Standard
▪ Types
▪ OOP
▪ OOP (examples)
▪ Closures and Callbacks

3. History
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▪ PHP, created by Rasmus Lerdorf in 1995
▪ PHP/FI (PHP 2) in 1997 (Personal Home Page)
▪ PHP 3 (PHP: Hypertext Preprocessor) in 1998
▪ PHP 4 (Zend engine)
▪ PHP 5, 2004 (OOP features)
Rasmus Lerdorf,
Zeev Suraski, Andi Gutmans

4. Support
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5. Introduction
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▪ PHP is a loosely typed scripting language
▪ Interpreted at runtime (use an opcode cache)
▪ Commonly used to build web applications
▪ Very simple learning curve
▪ Easy to use programming language
Companies using it

6. Coding Standard
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7. Types
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8. OOP
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9. OOP (examples)
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10. Closures & Callbacks
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11. ÎNTREBĂRI
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Questions?