PHP Functions Which of the following are valid function names?1. function()2. €()3. .function()4. $function() Only 2 None of the mentioned 3 and 4 All of the mentioned Only 2 None of the mentioned 3 and 4 All of the mentioned ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will happen in this function call?function calc($price, $tax) {$total = $price + $tax;}$pricetag = 15;$taxtag = 3;calc($pricetag, $taxtag); Call By Value Call By Reference Type Hinting Default Argument Value Call By Value Call By Reference Type Hinting Default Argument Value ANSWER DOWNLOAD EXAMIANS APP
PHP Functions It is always necessary to use parentheses with the print function. False True False True ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code ?function A1($x) { switch($x) {case 1://this statement is the same as if($x == 1)echo 'Case 1 was executed.';break;case 2://this statement is the same asif($x == 2)echo 'Case 2 was executed.';break;case 3://this statement is the same asif($x == 3)echo 'Case 3 was executed.';break;case 4://this statement is the same asif($x == 4)echo 'Case 4 was executed.';break;default://this statement is the same as if $x does not equal the other conditionsecho 'Default was executed.';break;}}A1(9); Case 4 was executed Case 2 was executed Default was executed Case 1 was executed Case 4 was executed Case 2 was executed Default was executed Case 1 was executed ANSWER DOWNLOAD EXAMIANS APP
PHP Functions Output will be:$array = array(0, 1, 2);$array = array_pad($array, -6, ‘NEW’); Array ( [-1] => NEW [-2] => NEW [-3] => NEW [-4] => 0 [-5] => 1 [-6] => 2 ) Array ( [0] => NEW [-1] => NEW [-2] => NEW [-3] => 0 [-4] => 1 [-5] => 2 ) Array ( [0] => NEW [1] => NEW [2] => NEW [3] => 0 [4] => 1 [5] => 2 ) Array ( [1] => NEW [2] => NEW [3] => NEW [4] => 0 [5] => 1 [6] => 2 ) Array ( [-1] => NEW [-2] => NEW [-3] => NEW [-4] => 0 [-5] => 1 [-6] => 2 ) Array ( [0] => NEW [-1] => NEW [-2] => NEW [-3] => 0 [-4] => 1 [-5] => 2 ) Array ( [0] => NEW [1] => NEW [2] => NEW [3] => 0 [4] => 1 [5] => 2 ) Array ( [1] => NEW [2] => NEW [3] => NEW [4] => 0 [5] => 1 [6] => 2 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code ?function email(){$email = ’contact@examians.com’;$new = strstr($email, ‘@');echo $new;}email(); contact@examians.com @examians.com contact examians.com contact@examians.com @examians.com contact examians.com ANSWER DOWNLOAD EXAMIANS APP
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