stringType function
This method checks what type a character has.
Implementation
String stringType(String character) {
String result = 'normChar';
String labString = character.toLowerCase();
String alphabet = 'abcdefghijklmnopqrstuvw';
List<String> alphabetList = alphabet.split('');
if (alphabetList.contains(labString) == true) {
// Do nothing.
} else {
result = 'specialChar';
}
return result;
}