PHP Arrays Which array function checks if the specified key exists in the array? array_key_exist() arrays_key_exists() array_keys_exists() array_key_exists() array_key_exist() arrays_key_exists() array_keys_exists() array_key_exists() 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");$result = array_diff($a1, $a2);print_r($result); Array ( [d] => yellow ) Array ( [a] => red ) Array ( [e] => yellow ) Array ( [c] => blue ) Array ( [d] => yellow ) Array ( [a] => red ) Array ( [e] => yellow ) Array ( [c] => blue ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What elements will the following script output?$array = array (true => 'a', 1 => 'b');var_dump ($array); It will output NULL None 1 => 'b' True => 'a', 1 => 'b' It will output NULL None 1 => 'b' True => 'a', 1 => 'b' ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code ?$a1 = array("a" => "red", "b" => "green", "c" => "blue", "d" => "yellow");$result = array_flip($a1);print_r($result); Array ( [red] => a [green] => b [blue] => c [yellow] => d ) Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [red] => red [green] => green [blue] => blue [yellow] => yellow ) Array ( [a] => a [b] => b [c] => c [d] => d ) Array ( [red] => a [green] => b [blue] => c [yellow] => d ) Array ( [a] => red [b] => green [c] => blue [d] => yellow ) Array ( [red] => red [green] => green [blue] => blue [yellow] => yellow ) Array ( [a] => a [b] => b [c] => c [d] => d ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following php code?$states = array("karnataka" => array( "population" => "11,35,000", "captial" => "Bangalore"),"Tamil Nadu" => array( "population" => "17,90,000","captial" => "Chennai") );echo $states["karnataka"]["population"]; 11,35,000 population 11,35,000 karnataka 11,35,000 karnataka population 11,35,000 population 11,35,000 karnataka 11,35,000 karnataka population ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$names = array("Sam", "Bob", "Jack");echo $names[0] . "is the brother of " . $names[1] . " and " . $names[1] . ".".$brother; Error Sam is the brother of Bob and Bob) $brother $brother Sam is the brother of Bob and Bob) Error Sam is the brother of Bob and Bob) $brother $brother Sam is the brother of Bob and Bob) ANSWER DOWNLOAD EXAMIANS APP
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