language-design - w3toppers.com

How does “this” keyword work within a function?

Cannibalized from another post of mine, here’s more than you ever wanted to know about this. Before I start, here’s the most important thing to keep in mind about Javascript, and to repeat to yourself when it doesn’t make sense. Javascript does not have classes (ES6 class is syntactic sugar). If something looks like a … Read more

PHP global in functions

Globals are evil This is true for the global keyword as well as everything else that reaches from a local scope to the global scope (statics, singletons, registries, constants). You do not want to use them. A function call should not have to rely on anything outside, e.g. function fn() { global $foo; // never … Read more