3v4l.org

run code in 200+ php & hhvm versions
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<?php $var1 = $var2 ='qweűűű'; echo preg_match('/^' . preg_quote($var1, '/') . '/ie', $var2);
Output for 5.6.0 - 5.6.30, hhvm-3.12.14 - 3.17.3, 7.0.0 - 7.3.0alpha1
1