KwickClips Java · 39 sec · free
What does a *= 3 mean?
Short answer. a = a * 3.
What does %= store?
The remainder of the division.
a starts at 10
| Line | Means | a |
|---|---|---|
| a += 5 | a = a + 5 | 15 |
| a *= 2 | a = a * 2 | 30 |
| a %= 7 | a = a % 7 | 2 |
Remember
| a += 5 is a = a + 5 |
| Work line by line |
What does a plus equals five really mean? Do the maths, then store. Ten plus five is fifteen. Times two is thirty. Remainder by seven is two. Calculate with a, then store the answer back in a. Trace line by line.
This clip is from the full lesson: Unary, Compound Assignment and Ternary Operators — 7 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: ICSE Class 9 Computer Applications, ICSE Class 9 Computer Applications, ICSE Class 9 Computer Applications, ICSE Class 9 Computer Applications
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