Q4
Which function will return true if a variable is an array or false if it is not?
A.
this_array()
B.
is_array()
AnswerC.
do_array()
D.
in_array()
Answer: Option B
Solution
Answer: Option B
Solution:
A built-in function, is_array(), is available for testing an array. Its prototype follows: boolean is_array(mixed variable).