Don't bleed arrays

arrayReference.js

// Cleaning up pixi sprite reference arrays

// Don't
var elements = [];

function() {
    elements.forEach(function (element) {
        element.parent.removeChild(element);
        element = null;
    });
    
    elements = []; // If the elements array is referenced somewhere you're bleeding arrays
}

// Please do
var elements = [];

function() {
    elements.forEach(function (element) {
        element.parent.removeChild(element);
        element = null;
    });
    
    while (elements.length > 0) {
        elements.pop(); // use only one elements array - clean & fast
    }
}