Description:
Variables need to be declared at the top of your functions. All variable declaration from within the function is done first and then function code is executed. Learn more about hoisting here: http://www.adequatelygood.com/2010/2/JavaScript-Scoping-and-Hoisting and here: http://net.tutsplus.com/tutorials/javascript-ajax/quick-tip-javascript-hoisting-explained/
Categories
Problems and Solutions