PHP Arrays What will be the output of the following PHP code ?$age = array("Harry" => "21", "Ron" => "23","Malfoy" => "21");array_change_key_case($age, CASE_UPPER);array_pop($age);print_r($age); Array ( [HARRY] => 21 [RON] => 23 [MALFOY] => 21 ) Array ( [Harry] => 21 [Ron] => 23 ) Array ( [HARRY] => 21 [RON] => 23 ) Array ( [Harry] => 21 [Ron] => 23 [Malfoy] => 21 ) Array ( [HARRY] => 21 [RON] => 23 [MALFOY] => 21 ) Array ( [Harry] => 21 [Ron] => 23 ) Array ( [HARRY] => 21 [RON] => 23 ) Array ( [Harry] => 21 [Ron] => 23 [Malfoy] => 21 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What function computes the difference of arrays? array_diff diff_arrays arrays_diff diff_array array_diff diff_arrays arrays_diff diff_array ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which function will return true if a variable is an array or false if it is not? in_array() this_array() is_array() do_array() in_array() this_array() is_array() do_array() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$fruits = array ("mango", "apple", "pear", "peach");$fruits = array_flip($fruits);echo ($fruits[0]); peach error 0 mango peach error 0 mango ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which array function checks if the specified key exists in the array? array_keys_exists() arrays_key_exists() array_key_exists() array_key_exist() array_keys_exists() arrays_key_exists() array_key_exists() array_key_exist() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which of the following are correct ways of creating an array?1. state[0] = “karnataka”;2. $state[] = array(“karnataka”);3. $state[0] = “karnataka”;4. $state = array(“karnataka”); 2, 3 and 4 3 and 4 Only 1 2 and 3 2, 3 and 4 3 and 4 Only 1 2 and 3 ANSWER DOWNLOAD EXAMIANS APP