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 PHP’s numerically indexed array begin with position ______. 0 -1 2 1 0 -1 2 1 ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which function can be used to move the pointer to the previous array position? previous() before() prev() last() previous() before() prev() last() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which function will return true if a variable is an array or false if it is not? is_array() this_array() do_array() in_array() is_array() this_array() do_array() in_array() 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");$result = array_intersect($a1, $a2);print_r($result); Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [a] => red [b] => green [c] => blue ) Array ( [a] => red [b] => green [c] => blue [d] => yellow [e] => red [f] => green [g] => blue ) Array ( [e] => red [f] => green [g] => blue ) Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [a] => red [b] => green [c] => blue ) Array ( [a] => red [b] => green [c] => blue [d] => yellow [e] => red [f] => green [g] => blue ) Array ( [e] => red [f] => green [g] => blue ) 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; 19 78 5 NULL 19 78 5 NULL ANSWER DOWNLOAD EXAMIANS APP
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