<?php
$str = 'VN7-572G-75AJ(NX.G6GSA.001)';
echo strstr($str, '(', true); // Part 1 echo "\n";
PD9waHAKCiRzdHIgPSAnVk43LTU3MkctNzVBSihOWC5HNkdTQS4wMDEpJzsKZWNobyBzdHJzdHIoJHN0ciwgJygnLCB0cnVlKTsgICAgICAgLy8gUGFydCAxCmVjaG8gIlxuIjsKZWNobyB0cmltKHN0cnN0cigkc3RyLCAnKCcpLCAnKCknKTsgLy8gUGFydCAy