PHP Tag - Controls the highlight color of PHP tags.
PHP Text - Controls the highlight color of PHP text.
PHPDoc - controls the highlight color of PHPDoc comments.
Reserved Word - Controls the highlight color of PHP reserved word.
Variable - Controls the highlight color of PHP variables.
Number - Controls the highlight color of PHP constants numbers.
Constant Quoted String - Controls the highlight color of PHP constants.
Heredoc - Controls the highlight color of PHP hHeredoc.
Comment - Controls the highlight color of PHP comments.
