PHP Arrays Which array function checks if the specified key exists in the array? array_key_exists() array_key_exist() array_keys_exists() arrays_key_exists() array_key_exists() array_key_exist() array_keys_exists() arrays_key_exists() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$fname = array("Peter", "Ben", "Joe");$age = array("35", "37", "43");$c = array_combine($fname, $age);print_r($c); Array ( 35 37 43 ) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( Peter Ben Joe ) Array ( “[Peter] => 35” “[Ben] => 37” “[Joe] => 43” ) Array ( 35 37 43 ) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( Peter Ben Joe ) Array ( “[Peter] => 35” “[Ben] => 37” “[Joe] => 43” ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What array will you get if you convert an object to an array? An array with properties of that object as the Key elements An array with properties of that array as the object's elements An array with keys of that object as the array's elements An array with properties of that object as the array's elements An array with properties of that object as the Key elements An array with properties of that array as the object's elements An array with keys of that object as the array's elements An array with properties of that object as the array's elements ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What elements will the following script output?$array = array (true => 'a', 1 => 'b');var_dump ($array); 1 => 'b' It will output NULL True => 'a', 1 => 'b' None 1 => 'b' It will output NULL True => 'a', 1 => 'b' None ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Array values are keyed by ______ values (called indexed arrays) or using ______ values (called associative arrays). Of course, these key methods can be combined as well. Float, string Even number, string Integer, string Positive number, negative number String, Boolean Float, string Even number, string Integer, string Positive number, negative number String, Boolean 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 ( [e] => yellow ) Array ( [c] => blue ) Array ( [d] => yellow ) Array ( [a] => red ) Array ( [e] => yellow ) Array ( [c] => blue ) Array ( [d] => yellow ) Array ( [a] => red ) ANSWER DOWNLOAD EXAMIANS APP
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