$firstTitle = ''; if (isset($xml->channel->item[0]->title)) { // RSS 2.0 style $firstTitle = (string)$xml->channel->item[0]->title; } elseif (isset($xml->entry[0]->title)) { // Atom style $firstTitle = (string)$xml->entry[0]->title; } elseif (isset($xml->title)) { // fallback $firstTitle = (string)$xml->title; } return $firstTitle; }

<?php

registerAction((new Action())->setFunctionName("getFirstTitleFromRSSFeed")->setArgumentsTypes(["url"]));

function getFirstTitleFromRSSFeed(string $url) {
    // Initialize cURL
    $ch = curl_init();
    curl_setopt_array($ch, [
        CURLOPT_URL => $url,
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_FOLLOWLOCATION => true,
        CURLOPT_TIMEOUT => 10,
        CURLOPT_USERAGENT => "PHP cURL RSS Reader"
    ]);
    
    $response = curl_exec($ch);
    
    if (curl_errno($ch)) die("cURL error: " . curl_error($ch));
    curl_close($ch);
    
    // Parse as XML
    $xml = @simplexml_load_string($response);
    
    if (!$xml) die("Failed to parse XML.");
    
    // Find first <title>
    $firstTitle = '';
    if (isset($xml->channel->item[0]->title)) {
        // RSS 2.0 style
        $firstTitle = (string)$xml->channel->item[0]->title;
    } elseif (isset($xml->entry[0]->title)) {
        // Atom style
        $firstTitle = (string)$xml->entry[0]->title;
    } elseif (isset($xml->title)) {
        // fallback
        $firstTitle = (string)$xml->title;
    }

	return $firstTitle;
}