PHP is undoubtedly one of the preferred development methods chosen by many to create dynamic web pages. As contents get bigger, there is a real need to manage our PHP codes so that it runs faster. Unfortunately for many beginners, designers and enthusiasts, making PHP codes run faster requires intricate knowledge of the overall infrastructure around PHP. It could be your Apache settings, your operating system, or even the memory of your machine.
But we can start from somewhere. Here are 7 areas of your own PHP code that you can modify for performance.
PHP static Keyword
Usage of the static keyword on functions is often programmer’s first choice for optimization. It allows methods within a PHP class to be accessed without the need to instantiate it.
<?php
class Foo {
public static function staticMethod() {
// put codes here
}
}
Foo::staticMethod();
?>
The process of instantiating an object is always expensive and as we can see here, the function staticMethod() can be called without creating a new Foo object. This optimization could lead almost up to 4 times speed improvement.
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