perl decode_utf8

centos6.5:/root#cat t1.pl 
use Mojolicious::Lite;  
use JSON qw/encode_json decode_json/;    
use Encode;  
no strict;  
no utf8;
use JSON;   
use Data::Dumper;  
# /foo?user=sri  
 get '/admin/api/menu' => sub {  
          my $c = shift;  
         open (LOG1 ,"<",'11.out') or die  $!;  
                     while (<LOG1>) {  
                     my $phone='18072722237';  
                    #2016-03-09 09:35:12,380 INFO com.zjzc.thirdparty.sms.SMSUtils - Send message:您的验证码为132435，本验证码5分钟内有效。 to phoneNo:18072722237 succeed!  
                      my $d='验证';
                     #my $d='验证';
                    if ( ($phone) and ($_ =~/$phone/) and ($_ =~/$d/) ){$str=$_;  
                       if ($_ =~  /([0-9]{4}-[0-9]{1,2}-[0-9]{2}s+[0-9]{2}:[0-9]{2}:[0-9]{2}.*?)s+(.*?Send message:)s*(.*?)(tos+phoneNo:s*[0-9]{11}).*/){
                       	$a1=$1;
                	$a2=$2;
                 	$a3=$3;
                  	$a4=$4;
                        print "$a1 is $a1
";
                        print "$a2 is $a2
";
                        print "$a3 is $a3
";
                        print "$a4 is $a4
";
                    }};  
                      
                    close LOG1;  
                    my $a=decode_utf8("测试更健康");
                    print "--------------
";
                    print length($a);
                    print "--------------
";

          $c->render(text =>  "$a" );  
};  
};
                     
  
  
  app->start;
centos6.5:/root#morbo t1.pl 
Server available at http://127.0.0.1:3000
[Sat Mar 11 13:48:49 2017] [debug] GET "/admin/api/menu"
[Sat Mar 11 13:48:49 2017] [debug] Routing to a callback
$a1 is 2016-03-09 09:35:12,380
$a2 is INFO com.zjzc.thirdparty.sms.SMSUtils - Send message:
$a3 is 您的验证码为132435，本验证码5分钟内有效。 
$a4 is to phoneNo:18072722237
--------------
5--------------
[Sat Mar 11 13:48:49 2017] [debug] 200 OK (0.0011s, 909.091/s)
readline() on closed filehandle LOG1 at /root/t1.pl line

[root@yun-bak ~]# curl http://192.168.11.185:3000/admin/api/menu
测试更健康[root@yun-bak ~]# 


my $a=decode_utf8("测试更健康");

这里需要decode_utf8 转换成utf8 字符


[oracle@oadb utf-8]$ cat a1.pl 
use Encode;
my $str="测试更健康";
print length($str);
print "
";
print $str."
";
[oracle@oadb utf-8]$ perl a1.pl 
15
测试更健康