Search results for: "PSR-4"

Why was the & symbol needed in PHP 4 for object instantiation?

In PHP 4, the & symbol was needed for object instantiation because objects were passed by reference by default. This means that without the & symbol,...

Should beginners start learning PHP with version 4 or version 5?

Beginners should start learning PHP with version 5 as it offers more features, better performance, and improved security compared to version 4. Versio...

What are common issues when upgrading from PHP 4 to PHP 5.6.x?

One common issue when upgrading from PHP 4 to PHP 5.6.x is the change in handling of object references. In PHP 4, objects were assigned by reference b...

What are the differences in error tolerance between PHP 4 and PHP 5?

PHP 4 has a more lenient error tolerance compared to PHP 5. In PHP 4, certain errors may not be reported or may not result in a fatal error, leading t...

What coding standards, such as PSR-2, should be followed when writing PHP code to improve readability and maintainability?

Following coding standards such as PSR-2 can greatly improve the readability and maintainability of PHP code. These standards provide guidelines on fo...