#!/usr/bin/env perl use strict; use warnings; use feature 'say'; run(); sub run { my @arr = (12341,1245125,1525125,125125125); my $str = '"'; foreach my $num (@arr) { $str .= "job==$num || "; } chop $str; chop $str; chop $str; $str .= '"'; say $str; return $str; }