National_Instruments

200-500 · Question #76

Which of the following did not result in an output error in PHP 4 but does in PHP 5?

The correct answer is B. Assigning a new object instance to $this in a constructor. See the full explanation below for the reasoning.

Question

Which of the following did not result in an output error in PHP 4 but does in PHP 5?

Options

AUsing 'var' as an access modifier.
BAssigning a new object instance to $this in a constructor.
CPassing an object by-reference.
DPassing an object by-value.

How the community answered

(32 responses)

A
6% (2)
B
75% (24)
C
16% (5)
D
3% (1)

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