- preg_replace: documentation ( source)
<?php
$text = 'Codecs Video : MPEG-1 Video
Complete name : /var/storage//videos/original/6b11737936d6be1472dc78733adbbc23.mpg
Folder name : /var/storage//videos/original
File name : 6b11737936d6be1472dc78733adbbc23
File extension : mpg';
echo preg_replace('/Complete name(.*)/', '', $text);