Online PHP editor | output for 2Fbnl

@ 2014-09-26T18:32:19Z

<?php

$androidApp = 'ZooskAndroid';
$iphoneApp = 'ZooskiPhone';
$ipadApp = 'ZooskiPad';

$agent = 'ZooskAndroid/133 (Linux; U; Android 4.4.2; en-US; HTC One; Build/KOT49H.H1)';
$regExp = '/^(?:(?:' . $androidApp . ')|(?:' . $iphoneApp . ')|(?:' . $ipadApp . '))\/([0-9.]{1,6}),/';

preg_match_all($regExp, $ua, $matches);

if (is_array($matches) && count($matches) === 2) {
   $version = $matches[1];
}

if (empty($version)) {
   // ZooskAndroid/133 (Linux; U; Android 4.4.2; en-US; HTC One; Build/KOT49H.H1)
   $regExp = '/^(?:(?:' . $androidApp . '))\/([0-9.]{1,6}) \(/';
   preg_match_all($regExp, $ua, $matches);
   $version = $matches[1];
}

if (is_array($version) && count($version) === 1) {
   $version = is_array(current($version)) ? null : current($version);
} else {
   $version = null;
}

echo $version;

Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Warning: Undefined variable $ua in /in/2Fbnl on line 10 Deprecated: preg_match_all(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/2Fbnl on line 10 Warning: Undefined variable $ua in /in/2Fbnl on line 19 Deprecated: preg_match_all(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/2Fbnl on line 19
Output for 8.0.0 - 8.0.30: Warning: Undefined variable $ua in /in/2Fbnl on line 10 Warning: Undefined variable $ua in /in/2Fbnl on line 19
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 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: Notice: Undefined variable: ua in /in/2Fbnl on line 10 Notice: Undefined variable: ua in /in/2Fbnl on line 19
Output for 7.3.32 - 7.3.33
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3: Notice: Undefined variable: ua in /in/2Fbnl on line 10 Notice: Undefined variable: ua in /in/2Fbnl on line 19

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