3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = '<extData> <orderData> <order><orderId>6</orderId><orderTime>2014-10-23T02:53:38</orderTime><item><sku>138</sku><title>Beef Pie</title><quantity>1</quantity><price>8.00</price><amount>8.00</amount></item><item><sku>138</sku><title>Beef Pie</title><quantity>-1</quantity><price>8.00</price><amount>-8.00</amount></item><subtotal>0.00</subtotal><fee>0.00</fee><total>0.00</total><orderStatus>COMP</orderStatus></order><schema_version>2</schema_version> </orderData> </extData><price>±'; preg_match('/<extData>(.*)<\/extData>/m',$x, $matches); var_dump($matches);
based on 4JAOl
Output for 4.3.0 - 7.1.0
array(0) { }