Question
<?php
$a1 = array_fill(1, 4, "hello");
$b1 = array_fill(5, 1, "php");
$a2 = array_merge($a1, $a2);
print_r($a2);
echo "<br>";
print_r($b1);
?>a.
Array ( [1] => hello [4] => hello [5] => php )
b.
Array ( [1] => hello [2] => hello [3] => hello [4] => hello )
c.
Array ( [1] => hello [2] => hello [3] => hello [4] => hello [5] => php )
d.
Array ( [1] => hello [2] => hello [3] => hello [4] => hello )
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Q. What will be the output of the following PHP code?
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