Zend

200-530 · Question #38960

What is the output of the following code?

The correct answer is D. A warning, because $x2 is not set. See the full explanation below for the reasoning.

Question

What is the output of the following code?

Options

A0
BAn integer overflow error
CA warning, because $x1 is not set
DA warning, because $x2 is not set
EA floating-point overflow error
FNothing

How the community answered

(40 responses)

B
3% (1)
C
5% (2)
D
78% (31)
E
13% (5)
F
3% (1)

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