Perl

Unicode Escape

Convert a string to Unicode escaped values. Chilkat2 Perl

use strict;
use warnings;
use Chilkat2;

my $sb = Chilkat2::StringBuilder->new;

my $str = 'bôn';
my $charset = 'not_used';

# Unicode escape all chars using \uHHHH
my $success = $sb->SetString($str);
$sb->Encode('unicode-escape-all', $charset);
print $sb->GetAsString(), "\n";
# Output is \u0062\u00f4\u006e

# Unicode escape only 8bit chars using \uHHHH
$success = $sb->SetString($str);
$sb->Encode('unicode-escape-8bit', $charset);
print $sb->GetAsString(), "\n";
# Output is b\u00f4n

# To use uppercase hex chars (A-F), add "-upper" to the encoding name
$success = $sb->SetString($str);
$sb->Encode('unicode-escape-all-upper', $charset);
print $sb->GetAsString(), "\n";
# Output is \u0062\u00F4\u006E

# Unicode escape all chars using \u{HHHH}
$success = $sb->SetString($str);
$sb->Encode('unicode-escape-all-curly-upper', $charset);
print $sb->GetAsString(), "\n";
# Output is \u{0062}\u{00F4}\u{006E}

# Unicode escape 8bit chars using HTML hex &#xH;
$success = $sb->SetString($str);
$sb->Encode('unicode-escape-8bit-html-hex', $charset);
print $sb->GetAsString(), "\n";
# Output is bôn

# Unicode escape all chars using HTML decimal &#D;
$success = $sb->SetString($str);
$sb->Encode('unicode-escape-all-html-dec', $charset);
print $sb->GetAsString(), "\n";
# Output is bôn

# Unicode escape all chars using u+HHHH
$success = $sb->SetString($str);
$sb->Encode('unicode-escape-all-plus', $charset);
print $sb->GetAsString(), "\n";
# Output is u+0062u+00f4u+006e

# Unicode escape 8bit chars using angled brackets <HHHH>
$success = $sb->SetString($str);
$sb->Encode('unicode-escape-8bit-angle-upper', $charset);
print $sb->GetAsString(), "\n";
# Output is b<00F4>n