What are some potential challenges or limitations in implementing a custom network analysis tool in PHP?

One potential challenge in implementing a custom network analysis tool in PHP is handling large amounts of data efficiently. To address this issue, you can optimize your code by using data structures like arrays or associative arrays to store and manipulate network data.

// Example of using associative arrays to store network data efficiently
$networkData = [
    'node1' => ['neighbors' => ['node2', 'node3']],
    'node2' => ['neighbors' => ['node1', 'node3']],
    'node3' => ['neighbors' => ['node1', 'node2']]
];

// Accessing neighbors of a specific node
$node = 'node1';
$neighbors = $networkData[$node]['neighbors'];
foreach ($neighbors as $neighbor) {
    echo $neighbor . "\n";
}