Writing a while statement

So I'm going to write some simple iteration code here, but before I do I have a…quick question for you and this is not a trick question, it's not a riddle, but…I am interested in the first answer, your gut answer that comes to mind.…Here is the question.…You need to build a straight fence and it must be 50 meters wide and you need…fence posts every 10 meters.…How many fence posts do you need?…Do you have your answer? Good!…Let's get into the code.…

So in my JavaScript here I'm going to create a simple While loop where I'll…show you how to do it and I'll show you one of the most common gotchas with iteration.…I want to make a variable called amount.…Start off at 0 and I want to add the number 100 to it 10 times.…So I'm going to create a loop to do that.…So when I create a loop as I mentioned there is always three parts to it, so…I'll add a few comments here just before we start to build it out.…First, we're going to create the index, then we're going to have the loop that…checks the condition, and at some point we need to have the ability to increment…