Remove the last characters of a string
perl
Solution
Assume the string is `$s`.
$s = substr $s, 0, -6;
Problem
How can I remove the last six characters of a string using Perl? In my case I need to remove `:00:00` For example ``` goes_2017-05-14_00:00:00 ``` to get ``` goes_2017-05-14_ ```