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PHP Exercises: Sum of all numerical values embedded in a sentence

PHP: Exercise-69 with Solution

Write a PHP program to sum of all numerical values (positive integers) embedded in a sentence.
Sentences with positive integers are given over multiple lines. Each line is a character string containing one-byte alphanumeric characters, symbols, spaces, or an empty line. However the input is 80 characters or less per line and the sum is 10,000 or less.

Sample Solution: -

PHP Code:

<?php
$sum = 0;
    $s = rtrim(fgets(STDIN));
    if (preg_match_all('/[0-9]+/', $s, $a)) {
        foreach ($a[0] as $v) {
            $sum += (int) $v;
        }
    }
echo "Sum of the numeric values: ".$sum . PHP_EOL;
?>

Sample Input:
5 apple and 10 orange are rotten in the basket

Sample Output: 

Sum of the numeric values: 15

Flowchart:

Flowchart: Sum of all numerical values embedded in a sentence.

PHP Code Editor:

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PHP: Tips of the Day

Returns all elements in an array except for the first one

Example:

<?php
function tips_tail($items)
{
  return count($items) > 1 ? array_slice($items, 1) : $items;
}

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

Output:

Array
(
    [0] => 5
    [1] => 7
)