AdrienGiboire

// uglify -b
function forgetVar() {
    myLongVariableName = 2;
}

function dontForgetVar() {
    var a = 2;
}

AdrienGiboire

// Original
function forgetVar() {
    myLongVariableName = 2;
}

function dontForgetVar() {
    var myVeryVeryLongVariableName = 2;
}

AdrienGiboire

var a = function() {
    return document.getElementById.apply(document, arguments);
};

AdrienGiboire

// Compression naïve et théorique
var a = document.getElementById;
var mine = a('mine'),
    his = a('mine'),
    hers = a('mine');

AdrienGiboire

// Version originale
var mine = document.getElementById('mine');
var his = document.getElementById('his');
var hers = document.getElementById('hers');

AdrienGiboire

function logStyles() {
    var a = document.body.style;
    console.log(a.border, a.margin, a.padding);
};

AdrienGiboire

function logStyles() {
  var doc_style = document.body.style;
  console.log(doc_style.border,
    doc_style.margin,
    doc_style.padding);
}

AdrienGiboire

function point() {
    function b(b) {
        a.position += b;
    }
    var a = {};
    return a.position = 0, a.up = function() {
        a.move(10);
    }, a.down = function() {
        a.move(-10);
    }, a;

AdrienGiboire

function point() {
    var p = {};
    p.position = 0;
    function move (pixels) {
        p.position += pixels;
    };
    
    p.up = function () { p.move(10); };
    p.down = function () { p.move(-10); };
    

AdrienGiboire

function point() {
    var a = {};
    return a.position = 0, a.move = function(b) {
        a.position += b;
    }, a.up = function() {
        a.move(10);
    }, a.down = function() {
        a.move(-10);
    }, a;
};