Audiogram - problem 2 .php

<?php
# Problem 2:

# Function:

function listFramer(array $list): string {
    $longestWord = 0;
    foreach($list as $item)
        if(($itemLength = strlen($item)) > $longestWord)
            $longestWord = $itemLength;

    $result = str_repeat('*', $longestWord + 4). PHP_EOL;
    foreach($list as $item)
        $result .= '* '. $item . str_repeat(' ', $longestWord-strlen($item)) . " *\n";
    $result .= str_repeat('*', $longestWord + 4) . PHP_EOL;
  
    return $result;
}

# Function Usage:

echo 'Insert a list of strings: ';

$stringList = fgets(fopen("php://stdin","r"));

$list = json_decode($stringList);

echo listFramer($list);