4.1 PHP Arrays - Exercises

    Due No due date Points 8 Questions 8 

 Question 1 1 pts

Use the correct function to output the number of items in an array. Fill in the blank.

$fruits = array("Apple", "Banana", "Orange");

echo <input> </input>;

 Question 2 1 pts

Output the second item in the $fruits array.

$fruits = array("Apple", "Banana", "Orange");

echo <input> </input>;

 Question 3 1 pts

Create an associative array containing the age of Peter, Ben and Joe.

$age = array("Peter" <input> </input> "35", "Ben" <input> </input> "37", "Joe" <input> </input> "43");

 Question 4 1 pts

Here you see an associative array. Output "age" of Ben.

$age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43");
echo "Ben is " . <input> </input> . " years old.";

 Question 5 1 pts

Loop through an associative array and output the key and the value.

<input>foreach</input> ($age <input>as</input> $x <input>=></input> $y) {
  echo "Key=" . <input>$x</input> . ", Value=" . <input>$y</input> ;
}

 Question 6
1 / 1 pts

Use the correct array method to sort the $colors array alphabetically.

$colors = array("red", "green", "blue", "yellow");
<input>sort($colors)</imput>;

 Question 7
0 / 1 pts

Use the correct array method to sort the $colors array descending alphabetically.

$colors = array("red", "green", "blue", "yellow");

<input>rsort($colors)</input>;

 Question 8 1 pts

Use the correct array method to sort the $age array according to the values.

$age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43");
<input> </input>;