Q20
What will be the output of the following PHP code ? "red", "b" => "green", "c" => "blue", "d" => "yellow"); result = array_flip( a1); print_r( result); ?>
A.
Array ( [red] => red [green] => green [blue] => blue [yellow] => yellow )
B.
Array ( [a] => a [b] => b [c] => c [d] => d )
C.
Array ( [red] => a [green] => b [blue] => c [yellow] => d )
AnswerD.
Array ( [a] => red [b] => green [c] => blue [d] => yellow )
Answer: Option C
Solution
Answer: Option C
Solution:
The array_flip() function flips/exchanges all keys with their associated values in an array.