What will be the output of the following PHP code ?
<?php
$age = array("Harry" => "21", "Ron" => "23","Malfoy" => "21");
array_change_key_case($age, CASE_UPPER);
array_pop($age);
print_r($age);
?>
<?php
$age = array("Harry" => "21", "Ron" => "23","Malfoy" => "21");
array_change_key_case($age, CASE_UPPER);
array_pop($age);
print_r($age);
?>A. Array ( [Harry] => 21 [Ron] => 23 [Malfoy] => 21 )
B. Array ( [HARRY] => 21 [RON] => 23 [MALFOY] => 21 )
C. Array ( [HARRY] => 21 [RON] => 23 )
D. Array ( [Harry] => 21 [Ron] => 23 )
Answer: Option C
Solution(By Examveda Team)
The array_change_key_case() function changes all keys in an array to lowercase or uppercase and arry_pop() removes last elementRelated 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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