Q. Which PHP operator is called the null coalescing operator?

  • (A) ?:
  • (B) ??
  • (C) &&
  • (D) ||
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✅ Correct Answer: (B) ??
Explanation: ?? returns the first operand if it exists and is not null.

Published by Yami Thakur ⭐ 10.63K Points at 18-Dec-2025 08:05 pm in PHP

Explanation by: Yami Thakur
?? returns the first operand if it exists and is not null.

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