[Solved] For loop runs forever

In your loop i will always be 1. You are using i + 1 for incrementing the counter variable but you are not assigning the value back.

So either you use:

for var i = 1; i < 10; i = i + 1
{
    println(i)
}

or

for var i = 1; i < 10; i++
{
    println(i)
}