loops - gorskicompsci.cagorskicompsci.ca/ics2o/unit3/ppt1_loops.pdf · once upon a time there was a...
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LoopsRepetition
Your grade 3 teacher may have read this
book to you.
If they didn’t, I recommend
that you look it up some time.
Without loops, you need to repeat the same step
over and over.
With loops,
the code is more elegant.
Count is the loop stopping variable.
It starts at 0 and stops before it
gets to 5.
The Parts of a Loop
This is on the test and it is on
the exam.
A. Initialize Loop Stopping Variable
The Parts of a Loop
A
A. Initialize Loop Stopping Variable
B. Test Loop Stopping Condition
The Parts of a Loop
A B
A. Initialize Loop Stopping Variable
C. Steps to repeat
B. Test Loop Stopping Condition
The Parts of a Loop
A B
C
A. Initialize Loop Stopping Variable
C. Steps to repeat
B. Test Loop Stopping Condition
D. Progress to the Loop Stopping Condition
The Parts of a Loop
A B
C
D
A. Initialize Loop Stopping Variable
C. Steps to repeat
B. Test Loop Stopping Condition
D. Progress to the Loop Stopping Condition
The Parts of a Loop
A B
C
D
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