What will be the output of the following PHP code?
<?php
$a1 = array("red", "green");
$a2 = array("blue", "yellow");
$a3 = array_merge($a1, $a2);
$a4 = array("a", "b", "c", "d");
$a = array_combine($a4, $a3);
print_r($a);
?>
<?php
$a1 = array("red", "green");
$a2 = array("blue", "yellow");
$a3 = array_merge($a1, $a2);
$a4 = array("a", "b", "c", "d");
$a = array_combine($a4, $a3);
print_r($a);
?>
A. Array ( [a] => blue [b] => yellow [c] => red [d] => green )
B. Array ( [0] => blue [1] => yellow [2] => red [3] => green )
C. Array ( [0] => red [1] => green [2] => blue [3] => yellow )
D. Array ( [a] => red [b] => green [c] => blue [d] => yellow )
Answer: Option D
Solution(By Examveda Team)
Basic combined application of array_combine() and array_merge().Related Questions on Arrays
A. karnataka 11,35,000
B. 11,35,000
C. population 11,35,000
D. karnataka population
Which function will return true if a variable is an array or false if it is not?
A. this_array()
B. is_array()
C. do_array()
D. in_array()
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