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Character isISOControl(char ch)

public class Main {   public static void main(String[] args) throws java.io.IOException {     char c = 'a';      System.out.println("Character = " + (int) c);     System.out.println("Defined = " + Character.isDefined(c));     System.out.println("Digit = " + Character.isDigit(c));     System.out.println("Ignorable = " + Character.isIdentifierIgnorable(c));     System.out.println("ISO control = " + Character.isISOControl(c));     System.out.println("Java identifier part = " + Character.isJavaIdentifierPart(c));     System.out.println("Java identifier start = " + Character.isJavaIdentifierStart(c));     System.out.println("Letter = " + Character.isLetter(c));     System.out.println("Letter or digit = " + Character.isLetterOrDigit(c));     System.out.println("Lowercase = " + Character.isLowerCase(c));     System.out.println("Space = " + Character.isSpaceChar(c));     System.out.println("Titlecase = " + Character.isTitleCase(c));     System.out.println("Unicode identifier part = " + Character.isUnicodeIdentifierPart(c));     System.out.println("Unicode identifier start = " + Character.isUnicodeIdentifierStart(c));     System.out.println("Uppercase = " + Character.isUpperCase(c));     System.out.println("White space = " + Character.isWhitespace(c));     byte[] types = { Character.COMBINING_SPACING_MARK, Character.CONNECTOR_PUNCTUATION,         Character.CONTROL, Character.CURRENCY_SYMBOL, Character.DASH_PUNCTUATION,         Character.DECIMAL_DIGIT_NUMBER, Character.ENCLOSING_MARK, Character.END_PUNCTUATION,         Character.FORMAT, Character.LETTER_NUMBER, Character.LINE_SEPARATOR,         Character.LOWERCASE_LETTER, Character.MATH_SYMBOL, Character.MODIFIER_SYMBOL,         Character.NON_SPACING_MARK, Character.OTHER_LETTER, Character.OTHER_NUMBER,         Character.OTHER_PUNCTUATION, Character.OTHER_SYMBOL, Character.PARAGRAPH_SEPARATOR,         Character.PRIVATE_USE, Character.SPACE_SEPARATOR, Character.START_PUNCTUATION,         Character.SURROGATE, Character.TITLECASE_LETTER, Character.UNASSIGNED,         Character.UPPERCASE_LETTER };     String[] typeNames = { "Combining spacing mark", "Connector punctuation", "Control",         "Currency symbol", "Dash punctuation", "Decimal digit number", "Enclosing mark",         "End punctuation", "Format", "Letter number", "Line separator", "Lowercase letter",         "Math symbol", "Modifier symbol", "Non spacing mark", "Other letter", "Other number",         "Other punctuation", "Other symbol", "Paragraph separator", "Private use",         "Space separator", "Start punctuation", "Surrogate", "Titlecase letter", "Unassigned",         "Uppercase letter" };     int type = Character.getType(c);     for (int i = 0; i < types.length; i++)       if (type == types[i]) {         System.out.println("Type name = " + typeNames[i]);         break;       }     System.out.println("Unicode block = " + Character.UnicodeBlock.of(c));   } }