app.js

var win = Titanium.UI.createWindow({
 
});
 
var memPool = Titanium.UI.createWindow({});
memPool.open();
memPool.hide();
 
var memView = Titanium.UI.createView({
    size : {
        width : 320,
        height : 40
    },
    bottom : 0,
    backgroundColor : "#0f0"
});
 
win.add(memView);
 
var element = function (i) {
    this.value = i;
    this.overhead = "LONG LONG LONG LONG LONG LONG LONG LONG LONG LONG LONG STRING";
};
 
var container = function (count) {
    this.elements = [];
    for(var i = 0; i < count; i++) {
        this.elements.push(new element(i));
    }
};
 
var addButton = Titanium.UI.createButton({
    title : "Add objects to memory",
    size : {
        width : 300,
        height : 50
    },
    left : 10,
    top : 10
});
 
var removeButton = Titanium.UI.createButton({
    title : "Remove objects from memory",
    size : {
        width : 300,
        height : 50
    },
    left : 10,
    top : 70
});
 
var infoLabel = Titanium.UI.createLabel({
    text : Ti.Platform.availableMemory,
    size : {
        width : 300,
        height : 30
    },
    left : 10,
    top : 130,
    textAlign : "center",
    color : "#fff"
});
 
addButton.addEventListener('click', function () {
    var containerView = Titanium.UI.createView({
        elements : new container(40000)
    });
    memView.add(containerView);
    infoLabel.text = Ti.Platform.availableMemory;
});
 
removeButton.addEventListener('click', function () {
    win.remove(memView);
    memView = Titanium.UI.createView({
        size : {
            width : 320,
            height : 40
        },
        bottom : 0,
        backgroundColor : "#0f0"
    });
    win.add(memView);   
});
 
win.add(addButton);
win.add(removeButton);
win.add(infoLabel);
 
win.open();