PHP Arrays What will be the output of the following PHP code?$names = array("Sam", "Bob", "Jack");echo $names[0] . "is the brother of " . $names[1] . " and " . $names[1] . ".".$brother; Error Sam is the brother of Bob and Bob) Sam is the brother of Bob and Bob) $brother $brother Error Sam is the brother of Bob and Bob) Sam is the brother of Bob and Bob) $brother $brother ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which function can be used to move the pointer to the previous array position? prev() previous() last() before() prev() previous() last() before() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$a1 = array("red", "green");$a2 = array("blue", "yellow");print_r(array_merge($a1, $a2)); Array ( [0] => red [1] => green [2] => blue [3] => yellow ) Array ( [0] => blue [1] => yellow [2] => red [3] => green ) Array ( [0] => red [1] => green) Array ( [0] => blue [1] => yellow ) Array ( [0] => red [1] => green [2] => blue [3] => yellow ) Array ( [0] => blue [1] => yellow [2] => red [3] => green ) Array ( [0] => red [1] => green) Array ( [0] => blue [1] => yellow ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will the following script output?$array = array (1, 2, 3, 5, 8, 13, 21, 34, 55);$sum = 0;for ($i = 0; $i < 5; $i++) {$sum += $array[$array[$i]];}echo $sum; 78 NULL 5 19 78 NULL 5 19 ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$a = array("a"=>"red", "b"=>"green", "c"=>"blue");echo array_shift($a);print_r ($a); red none of the mentioned blue green red none of the mentioned blue green ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$a1 = array("a"=>"red", "b"=>"green", "c"=>"blue", "d"=>"yellow");$a2 = array("e"=>"red", "f"=>"green", "g"=>"blue");$result = array_diff($a1, $a2);print_r($result); Array ( [a] => red ) Array ( [d] => yellow ) Array ( [e] => yellow ) Array ( [c] => blue ) Array ( [a] => red ) Array ( [d] => yellow ) Array ( [e] => yellow ) Array ( [c] => blue ) ANSWER DOWNLOAD EXAMIANS APP