#!/usr/bin/perl
use strict;
use warnings;
use utf8;
my $string = "This is a micro μ and some more μμμ";
$string =~ s/\x{03BC}//g;
IyEvdXNyL2Jpbi9wZXJsCnVzZSBzdHJpY3Q7CnVzZSB3YXJuaW5nczsKdXNlIHV0Zjg7Cm15ICRzdHJpbmcgPSAiVGhpcyBpcyBhIG1pY3JvIM68IGFuZCBzb21lIG1vcmUgzrzOvM68IjsKJHN0cmluZyA9fiBzL1x4ezAzQkN9Ly9nOwpwcmludCAkc3RyaW5nOw==