<?php // Positive numbers: $res5[0][0]="tag1,tag10,tag11,tag13,tag15,tag17,tag19,tag20,tag4,tag9,tag8,tag7,tag6,tag5,tag3,tag2,tag18,tag16,tag14,tag12"; if (strpos($res5[0][0], 'tag') !== false) { $str1=substr($res5[0][0],0,3); $str2=preg_replace("/tag/","",substr($res5[0][0],3)); echo $str1.$str2; } ?>
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