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 ?$number = range(0, 5);print_r ($number); Array ( [0] => 0 [1] => 0 [2] => 0 [3] => 0 [4] => 0 [5] => 0 ) Array ( [0] => 0 [1] => 1 [2] => 2 [3] => 3 [4] => 4 [5] => 5 ) Array ( [0] => 5 [1] => 5 [2] => 5 [3] => 5 [4] => 5 [5] => 5 ) Array ( [0] => 0 [5] => 5 ) Array ( [0] => 0 [1] => 0 [2] => 0 [3] => 0 [4] => 0 [5] => 0 ) Array ( [0] => 0 [1] => 1 [2] => 2 [3] => 3 [4] => 4 [5] => 5 ) Array ( [0] => 5 [1] => 5 [2] => 5 [3] => 5 [4] => 5 [5] => 5 ) Array ( [0] => 0 [5] => 5 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What elements will the following script output?$array = array (true => 'a', 1 => 'b');var_dump ($array); None 1 => 'b' True => 'a', 1 => 'b' It will output NULL None 1 => 'b' True => 'a', 1 => 'b' It will output NULL ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$names = array("Sam", "Bob", "Jack");echo $names[0] . "is the brother of " . $names[1] . " and " . $names[1] . ".".$brother; Sam is the brother of Bob and Bob) Sam is the brother of Bob and Bob) $brother Error $brother Sam is the brother of Bob and Bob) Sam is the brother of Bob and Bob) $brother Error $brother ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43");print_r(array_change_key_case($age, CASE_UPPER)); Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 ) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( [peter] => 35 [ben] => 37 [joe] => 43 ) Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 ) Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 ) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( [peter] => 35 [ben] => 37 [joe] => 43 ) Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$a1 = array("red", "green");$a2 = array("blue", "yellow");$a3 = array_merge($a1, $a2);$a4 = array("a", "b", "c", "d");$a = array_combine($a4, $a3);print_r($a); Array ( [a] => blue [b] => yellow [c] => red [d] => green ) Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [0] => red [1] => green [2] => blue [3] => yellow ) Array ( [0] => blue [1] => yellow [2] => red [3] => green ) Array ( [a] => blue [b] => yellow [c] => red [d] => green ) Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [0] => red [1] => green [2] => blue [3] => yellow ) Array ( [0] => blue [1] => yellow [2] => red [3] => green ) ANSWER DOWNLOAD EXAMIANS APP
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