PHP Arrays Which array function checks if the specified key exists in the array? array_key_exists() array_keys_exists() array_key_exist() arrays_key_exists() array_key_exists() array_keys_exists() array_key_exist() arrays_key_exists() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$a = array("A", "Cat", "Dog", "A", "Dog");print_r(array_count_values($a)); Array ( [A] => 1 [Cat] => 1 [Dog] => 2 ) Array ( [A] => 2 [Cat] => 1 [Dog] => 2 ) Array ( [A] => 2 [Cat] => 2 [Dog] => 1 ) Array ( [A] => 2 [Cat] => 1 [Dog] => 1) Array ( [A] => 1 [Cat] => 1 [Dog] => 2 ) Array ( [A] => 2 [Cat] => 1 [Dog] => 2 ) Array ( [A] => 2 [Cat] => 2 [Dog] => 1 ) Array ( [A] => 2 [Cat] => 1 [Dog] => 1) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What functions count elements in an array?1. count2. Sizeof3. Array_Count4. Count_array Option 3 and 4 Option 2 and 4 Option 1 and 4 Option 1 and 2 Option 3 and 4 Option 2 and 4 Option 1 and 4 Option 1 and 2 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 " . $cars[0] . "."; I like Toyota, BMW and Volvo I like Volvo, BMW and Toyota I like BMW, Volvo and Toyota I like Volvo, Toyota and BMW I like Toyota, BMW and Volvo I like Volvo, BMW and Toyota I like BMW, Volvo and Toyota I like Volvo, Toyota and BMW ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43");print_r(array_change_key_case($age, CASE_UPPER)); Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 ) Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 ) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( [peter] => 35 [ben] => 37 [joe] => 43 ) Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 ) Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 ) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( [peter] => 35 [ben] => 37 [joe] => 43 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code ?$array = array("red", "green");array_push($array, "blue", "yellow");print_r($array); 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 ) Array ( [0] => red [1] => green [2] => blue [3] => yellow ) Array ( [0] => red [1] => green ) Array ( [0] => blue [1] => yellow ) ANSWER DOWNLOAD EXAMIANS APP
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