language: PHP (php 5.4.4)
date: 253 days 20 hours ago
link:
visibility: public 
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<?php
 
$var = "package-name-1.0.5.00124.4";
 
$name = preg_replace('/-[0-9.]+$/', '', $var);
echo "$name\n";
 
$name = rtrim($var, '0123456789.-');
echo "$name\n";