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 $sum; 5 NULL 78 19 5 NULL 78 19 ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which array function checks if the specified key exists in the array? array_key_exists() array_key_exist() array_keys_exists() arrays_key_exists() array_key_exists() array_key_exist() array_keys_exists() arrays_key_exists() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which function returns an array consisting of associative key/value pairs? array_count_values() array_count() count() count_values() array_count_values() array_count() count() count_values() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code ?$city_west = array("NYC", "London");$city_east = array("Mumbai", "Beijing");print_r(array_replace($city_west, $city_east)); Array ( [1] => Mumbai [0] => Beijing ) Array ( [0] => NYC [1] => London ) Array ( [0] => Mumbai [1] => Beijing ) Array ( [1] => NYC [0] => London ) Array ( [1] => Mumbai [0] => Beijing ) Array ( [0] => NYC [1] => London ) Array ( [0] => Mumbai [1] => Beijing ) Array ( [1] => NYC [0] => London ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code ?$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 ( [red] => a [green] => b [blue] => c [yellow] => d ) Array ( [a] => a [b] => b [c] => c [d] => d ) Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [red] => red [green] => green [blue] => blue [yellow] => yellow ) Array ( [red] => a [green] => b [blue] => c [yellow] => d ) Array ( [a] => a [b] => b [c] => c [d] => d ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which function can be used to move the pointer to the previous array position? last() previous() prev() before() last() previous() prev() before() ANSWER DOWNLOAD EXAMIANS APP
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