[Solved] Why does PHP require thrown objects to implement the Throwable interface? — Ans: To ensure all exceptions have common methods like getMessage(). | PHP

PHP - Error and Exception Handling

Why does PHP require thrown objects to implement the Throwable interface?

ATo restrict exceptions to only built-in classes.

BTo ensure all exceptions have common methods like getMessage().

CTo allow throwing any object regardless of type.

DTo automatically log all exceptions.

Step-by-Step Solution

Solution:

Step 1: Understand purpose of Throwable interface
The Throwable interface defines common methods like getMessage() that all exceptions must have.
Step 2: Evaluate other options
PHP does not allow throwing any object, nor restricts to built-in classes only, nor automatically logs exceptions.
Final Answer:
To ensure all exceptions have common methods like getMessage(). -> Option B
Quick Check:
Throwable interface defines common exception methods [OK]

Quick Trick: Throwable ensures exceptions share common methods [OK]

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Why does PHP require thrown objects to implement the Throwable interface?