PHP Arrays What will be the output of the following PHP code?$number = array ("4", "hello", 2);echo (array_sum ($number)); 2 4hello2 4 6 2 4hello2 4 6 ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code ?$a1 = array("a" => "red", "b" => "green", "c" => "blue", "d" => "yellow");$result = array_flip($a1);print_r($result); Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [red] => red [green] => green [blue] => blue [yellow] => yellow ) Array ( [a] => a [b] => b [c] => c [d] => d ) Array ( [red] => a [green] => b [blue] => c [yellow] => d ) Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [red] => red [green] => green [blue] => blue [yellow] => yellow ) Array ( [a] => a [b] => b [c] => c [d] => d ) Array ( [red] => a [green] => b [blue] => c [yellow] => d ) ANSWER DOWNLOAD EXAMIANS APP
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; 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 $brother Error ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code ?$city_west = array("NYC", "London");$city_east = array("Mumbai", "Beijing");print_r(array_replace($city_west, $city_east)); Array ( [0] => Mumbai [1] => Beijing ) Array ( [0] => NYC [1] => London ) Array ( [1] => NYC [0] => London ) Array ( [1] => Mumbai [0] => Beijing ) Array ( [0] => Mumbai [1] => Beijing ) Array ( [0] => NYC [1] => London ) Array ( [1] => NYC [0] => London ) Array ( [1] => Mumbai [0] => Beijing ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will the following script output?$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 5 NULL 19 78 5 NULL 19 ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which array function checks if the specified key exists in the array? array_key_exist() array_key_exists() array_keys_exists() arrays_key_exists() array_key_exist() array_key_exists() array_keys_exists() arrays_key_exists() ANSWER DOWNLOAD EXAMIANS APP
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