Easy to follow beginners tutorial for Titanium mobile/studio [closed]
Here are few links you can follow: 1- Titanium Wiki 2- Seven days with Titanium 3- Titanium WareHouse
titanium-mobile
How to check if an array index exists or not in javascript?
Use typeof arrayName[index] === ‘undefined’ i.e. if(typeof arrayName[index] === ‘undefined’) { // does not exist } else { // does exist }