3v4l.org

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<?php function domainGetFromURL($url, $strip_www = true) { echo print_r(parse_url($url), true); if (!$p = @parse_url($url)) { return ''; } if (strlen($p['host']) == 0) { return ''; } if ($strip_www) { $domain = preg_replace('#^www\.(www\.)*#', '', strtolower($p['host'])); } else { $domain = strtolower($p['host']); } return $domain; } $url = 'domain.ru'; echo domainGetFromURL($url, false);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Array ( [path] => domain.ru ) Warning: Undefined array key "host" in /in/0buOS on line 13 Deprecated: strlen(): Passing null to parameter #1 ($string) of type string is deprecated in /in/0buOS on line 13
Output for 8.0.0 - 8.0.30
Array ( [path] => domain.ru ) Warning: Undefined array key "host" in /in/0buOS on line 13
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Array ( [path] => domain.ru ) Notice: Undefined index: host in /in/0buOS on line 13
Output for 7.3.32 - 7.3.33
Array ( [path] => domain.ru )
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Array ( [path] => domain.ru ) Notice: Undefined index: host in /in/0buOS on line 13
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