PHP Arrays Which function will return true if a variable is an array or false if it is not? in_array() is_array() do_array() this_array() in_array() is_array() do_array() this_array() 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 True => 'a', 1 => 'b' 1 => 'b' None It will output NULL True => 'a', 1 => 'b' 1 => 'b' None ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$face = array ("A", "J", "Q", "K");$number = array ("2","3","4", "5", "6", "7", "8", "9", "10");$cards = array_merge ($face, $number);print_r ($cards); Array ( [0] => 2 [1] => 3 [2] => 4 [3] => 5 [4] => 6 [5] => 7 [6] => 8 [7] => 9 [8] => 10 [9] => A [10] => J [11] => Q [12] => K ) Array ( [0] => A [1] => J [2] => Q [3] => K [4] => 2 [5] => 3 [6] => 4 [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 ) Error Array ( [0] => A [1] => 2 [2] => J [3] => 3 [4] => Q [5] => 4 [6] => K [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 ) Array ( [0] => 2 [1] => 3 [2] => 4 [3] => 5 [4] => 6 [5] => 7 [6] => 8 [7] => 9 [8] => 10 [9] => A [10] => J [11] => Q [12] => K ) Array ( [0] => A [1] => J [2] => Q [3] => K [4] => 2 [5] => 3 [6] => 4 [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 ) Error Array ( [0] => A [1] => 2 [2] => J [3] => 3 [4] => Q [5] => 4 [6] => K [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays PHP’s numerically indexed array begin with position ______. 1 -1 2 0 1 -1 2 0 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 ( [c] => blue ) Array ( [e] => yellow ) Array ( [a] => red ) Array ( [d] => yellow ) Array ( [c] => blue ) Array ( [e] => yellow ) Array ( [a] => red ) Array ( [d] => yellow ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What functions count elements in an array?1. count2. Sizeof3. Array_Count4. Count_array Option 1 and 4 Option 3 and 4 Option 2 and 4 Option 1 and 2 Option 1 and 4 Option 3 and 4 Option 2 and 4 Option 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
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