Zend
200-710 · Question #93
Which of the following is NOT a valid function declaration?
The correct answer is D. function x ($x1 = $x2). See the full explanation below for the reasoning.
Functions
Question
Which of the following is NOT a valid function declaration?
Options
- Afunction x ($x1 = array())
- Bfunction x (A $x1)
- Cfunction x (A $x1 = null)
- Dfunction x ($x1 = $x2)
How the community answered
(64 responses)- A8% (5)
- B3% (2)
- C11% (7)
- D78% (50)
Topics
#function declaration#default values#type hints#syntax
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