June 2017
Intermediate to advanced
536 pages
9h 49m
English
Content preview from Mastering PHP 7
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PSR-4 - autoloading standard
To this date, the PHP-FIG group has released two autoloading standards. Predating PSR-4 was PSR-0. It was the first standard released by the PHP-FIG group. Its class naming had certain backward compatibility features aligned with an even older PEAR standard. Whereas, each level of the hierarchy was separated with a single underscore, indicating pseudo-namespaces and directory structure. The PHP 5.3 release then brought official namespace support to the language. PSR-0 allowed both the old PEAR underscore mode and the use of the new namespace notation. Allowing the underscores for some time to follow eased the transition to namespaces and encouraged wider adoption. Pretty soon, Composer came on the scene.
Composer ...
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