What is iteration?

- [Instructor] Let's say two people, … player one and player two, are playing Hangman. … Player one comes up with a word or a phrase … and player two needs to guess it. … During the game player one can provide hints to player two … so player two can make more informed guesses. … One of these hints might be the number of vowels … in the word or phrase. … As a fun exercise let's say you were tasked … with coding Hangman, meaning you're building the game … so it can be played online. … Given the correct word or phrase, … how exactly would you find the number of vowels in it? … You do this by going through each character … in the correct word or phrase, … checking if that character is a vowel, … and keeping track of how many vowels you encounter. … That would look something like this. … Now let's break down this code, … and by the end you'll understand what each line does. … The word that player one comes up with … can be stored in a variable named word. … Say player one chooses serendipitous. …