How can PHP scripts be used to display Shell commands like "pear list" and "pear list upgrades" for package information?
To display Shell commands like "pear list" and "pear list upgrades" for package information using PHP scripts, you can use the `shell_exec()` function to execute the commands and capture their output. This allows you to run Shell commands from within a PHP script and display the results to the user.
<?php
// Execute the "pear list" command and capture the output
$pearList = shell_exec('pear list');
echo "<pre>$pearList</pre>";
// Execute the "pear list upgrades" command and capture the output
$pearListUpgrades = shell_exec('pear list-upgrades');
echo "<pre>$pearListUpgrades</pre>";
?>