(Perl) Unicode Escape

Convert a string to Unicode escaped values.

Note: The Unicode escape functionality was added in Chilkat v9.5.0.90.

Chilkat Perl Downloads Perl Module for Windows, MacOS, Linux, Alpine Linux, Solaris

use chilkat();

$sb = chilkat::CkStringBuilder->new();

$str = "bôn";
$charset = "not_used";

# Unicode escape all chars using \uHHHH
$success = $sb->SetString($str);
$sb->Encode("unicode-escape-all",$charset);
print $sb->getAsString() . "\r\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() . "\r\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() . "\r\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() . "\r\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() . "\r\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() . "\r\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() . "\r\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() . "\r\n";
# Output is b<00F4>n