Q3
Which version of PHP introduced the visibility keywords i.e public, private, and protected?
A.
PHP 4
B.
PHP 5
AnswerC.
PHP 5.1
D.
PHP 5.3
Answer: Option B
Solution
Answer: Option B
Solution:
In PHP 4, all properties were declared with var keyword, which is identical in effect to using public. For the sake of backward compatibility, PHP 5 accepts var in place of public for properties.