OK I found solution for mine looks like variable continue none ASCII character so I have to remove them an it's works

$country = preg_replace('/[[:^print:]]/', '', $country);
$CCodes2=$CCodes[$country];

for you should check your php file encoding or if you use WYSIWYG make sue remove any formated none ASCII text before paste it .

OK I found solution for my code, looks like variable contains, none ASCII character so I had to remove them, to make it works.

$country = preg_replace('/[[:^print:]]/', '', $country);
$CCodes2=$CCodes[$country];

You should check your php file encoding, e.g if you are use WYSIWYG editor or formatted text, make sue remove any of these none ASCII text before paste it .