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Quiz
1
Beginner
Which increment operator increases our variable $num by one and then outputs the new number?
++$num;
$num--;
$num++;
Don’t know
2
Beginner
Which increment operator decreases our $num variable by one and then outputs the new number?
--$num;
$num--;
++$num;
Don’t know
3
Beginner
What does $num++; do?
Decreases $num by 1.
Increment's $num by one.
Outputs's the old $num value and then increments it by one.
Don’t know
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