PHP Arrays What will be the output of the following PHP code?$age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43");print_r(array_change_key_case($age, CASE_UPPER)); Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 ) Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 ) Array ( [peter] => 35 [ben] => 37 [joe] => 43 ) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 ) Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 ) Array ( [peter] => 35 [ben] => 37 [joe] => 43 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Absent any actual need for choosing one method over the other, does passing arrays by value to a read-only function reduce performance compared to passing them by reference? No Yes, because the interpreter must always create a copy of the array before passing it to the function. Yes, because PHP must monitor the execution of the function to determine if changes are made to the array. Yes, but only if the array is large. Yes, but only if the function modifies the contents of the array. No Yes, because the interpreter must always create a copy of the array before passing it to the function. Yes, because PHP must monitor the execution of the function to determine if changes are made to the array. Yes, but only if the array is large. Yes, but only if the function modifies the contents of the array. 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 ($a); green blue none of the mentioned red green blue none of the mentioned red ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$cars = array("Volvo", "BMW", "Toyota");echo "I like " . $cars[2] . ", " . $cars[1] . " and " . $cars[0] . "."; I like Volvo, BMW and Toyota I like Volvo, Toyota and BMW I like Toyota, BMW and Volvo I like BMW, Volvo and Toyota I like Volvo, BMW and Toyota I like Volvo, Toyota and BMW I like Toyota, BMW and Volvo I like BMW, Volvo and Toyota ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code ?$a = array(12, 5, 2);echo(array_product($a)); 024 060 120 010 024 060 120 010 ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$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] => red [1] => green) Array ( [0] => blue [1] => yellow ) Array ( [0] => blue [1] => yellow [2] => red [3] => green ) Array ( [0] => red [1] => green [2] => blue [3] => yellow ) Array ( [0] => red [1] => green) Array ( [0] => blue [1] => yellow ) Array ( [0] => blue [1] => yellow [2] => red [3] => green ) ANSWER DOWNLOAD EXAMIANS APP
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