PHP - Functions
Why does PHP allow union types like
int|float for function parameters starting PHP 8.0?Why does PHP allow union types like int|float for function parameters starting PHP 8.0?
hard📝 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand union types purpose
Union types allow a parameter to accept values of multiple specified types.Step 2: Analyze options
To allow parameters to accept multiple specified types for flexibility. correctly states union types increase flexibility. Others are incorrect or unrelated.Final Answer:
To allow parameters to accept multiple specified types for flexibility. -> Option CQuick Check:
Union types = multiple allowed types [OK]
Quick Trick: Union types increase parameter flexibility [OK]
Common Mistakes:
- Thinking union types enforce single type
- Believing union types convert to string
- Confusing union types with deprecation
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