PHP - Operators
What will be the output of the following PHP code?
$a = true;
$b = false;
if ($a && !$b) {
echo 'Yes';
} else {
echo 'No';
}
What will be the output of the following PHP code?
medium📝 Predict Output Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Evaluate the NOT operator on $b
$b is false, so!$bbecomes true.Step 2: Evaluate the AND condition
$a is true and!$bis true, so$a && !$bis true.Final Answer:
Yes -> Option BQuick Check:
true AND true = true [OK]
Quick Trick: NOT flips false to true, AND needs both true [OK]
Common Mistakes:
- Ignoring the NOT operator effect
- Assuming false && true is true
- Confusing output strings
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