PHP Exercises: Get the head of a given list

PHP: Exercise-85 with Solution

Write a PHP program to get the head of a given list.

Sample Solution: -

PHP Code:

function head($items)
    return reset($items);
print_r(head([1, 2, 3]));
echo "\n";
print_r(head([2, 1, 3, -4, 5, 1, 2]));


Sample Output:



Flowchart: Get the head of a given list.

PHP Code Editor:

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Previous: Write a PHP program to check a flat list for duplicate values. Returns true if duplicate values exists and false if values are all unique.
Next: Write a PHP program to get the last element of a given list.

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PHP: Tips of the Day

Returns all elements in an array except for the first one


function tips_tail($items)
  return count($items) > 1 ? array_slice($items, 1) : $items;

print_r(tips_tail([1, 5, 7]));


    [0] => 5
    [1] => 7