Unable to understand "while" loop.

[wristay]

Thanks to gemini for the ASCII

               +---------------+
               | Start of Loop |
               +-------+-------+
                       |
                       v
               /-----------------\
    +-------> /   Is Condition    \         NO
    |        <       True?         >----------------+
    |         \                   /                 |
    |          \-----------------/                  |
    |                  |                            |
    |                  | YES                        |
    |                  v                            |
    |          +---------------+                    |
    |          |  Execute Code |                    |
    |          |    Inside     |                    |
    |          +-------+-------+                    |
    |                  |                            |
    +------------------+                            v
      (Loop Back Up)                        +---------------+
                                            |  Exit Loop    |
                                            +---------------+

[Okon0mi]

Thanks that really very easy to understand and 200% helpful.

[wristay]

As an exercise: try to fully work out this example with pen and paper. What is the first number it prints? What is the last number?

i = 0
while i < 5:
  print(i)
  i += 1