itec 109 lecture 11 while loops. while loops review choices –1 st –2 nd to ?th –last what...
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ITEC 109
Lecture 11While loops
while loops
Review
• Choices– 1st
– 2nd to ?th– Last
• What happens if you only use ifs?• Can you have just an else by itself?• Homework ?s– iterate + if / else if
while loops
Objectives
• Exam on Tuesday– True / False– Short Answer–Write a simple program– Tell me what a program does
• Learn the last intro concept–While loops
while loops
Problem
• Need to repeat statement(s)• Don’t know the # until program runs
while loops
Solution
• Use boolean variables or operations• while (boolean) do X statements
go = true;while (go):
StatementsSome statement that sets go to be false
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