3v4l.org

run code in 300+ PHP versions simultaneously
<?php $uris = array( 'ftp://ftp.is.co.za.example.org/rfc/rfc1808.txt', 'gopher://spinaltap.micro.umn.example.edu/00/Weather/California/Los%20Angeles', 'http://www.math.uio.no.example.net/faq/compression-faq/part1.html', 'mailto:mduerst@ifi.unizh.example.gov', 'news:comp.infosystems.www.servers.unix', 'telnet://melvyl.ucop.example.edu/', 'http://www.ietf.org/rfc/rfc2396.txt', 'ldap://[2001:db8::7]/c=GB?objectClass?one', 'mailto:John.Doe@example.com', 'news:comp.infosystems.www.servers.unix', 'tel:+1-816-555-1212', 'telnet://192.0.2.16:80/', 'urn:oasis:names:specification:docbook:dtd:xml:4.1.2', 'urn:isbn:0451450523', ); foreach ($uris as $uri) { echo (filter_var($uri, FILTER_VALIDATE_URL) ? '[PASS]' : '[FAIL]') . ' ' . $uri . PHP_EOL; }

preferences:
26.46 ms | 404 KiB | 5 Q