Michael Thomas Flanagan's Java Scientific Library: char manipulation

Michael Thomas Flanagan's Java Scientific Library

Chars Class: Simple char manipulations and tests

Last update: 14 June 2020 PERMISSION TO COPY
Main Page of Michael Thomas Flanagan's Java Scientific Library

This class supplements the Java class Character (java.lang.Character ).
import directive: import flanagan.util.Chars;

Summary table of constructors and methods
Details of constructors and methods
Java source file (Last update: 14 June 2020)
Main Page of Michael Thomas Flanagan's Java Scientific Library

SUMMARY OF CONSTRUCTORS AND METHODS

Constructors		public Chars()
Constructors		public Chars(char cc)
Enter data	as char	public void setEntered(char cc)
Enter data	as Character	public void setEntered(Character cc)
Get data	Return entered character	public char getEntered_as_char()
	Return entered character	public Character getEntered_as_Character()
	Get HTML code	public String getHTMLcode()	public static String getHTMLcode(char cc)
	Get ASCII decimal number	public int getASCIIdec()	public static int getASCIIdec(char cc)
	Get ASCII hexadecimal number	public String getASCIIhex()	public static String getASCIIhex(char cc)
	Get position in the alphabet	public int getPosition()	public static int getPosition(char cc)
Conversions	Remove any accent	public char removeAccent()	public static char removeAccent(char cc)
	Convert to upper case	public char toUpperCase()	public static char toUpperCase(char cc)
	Convert to lower case	public char toLowerCase()	public static char toLowperCase(char cc)
Tests	Upper case?	public boolean isUpperCase()	public static boolean isUpperCase(char cc)
	Lower case?	public boolean isLowerCase()	public static boolean isLowerCase(char cc)
	Quotation mark?	public boolean isQuotationMark()	public static boolean isQuotationMark(char cc)
	Dash?	public boolean isDash()	public static boolean isDash(char cc)
	Alphabetic?	public boolean isAlphabetic()	public static boolean isAlphabetic(char cc)
	Alphanumeric?	public boolean isAlphanumeric()	public static boolean isAlphanumeric(char cc)
	Digit?	public boolean isDigit()	public static boolean isDigit(char cc)

CONSTRUCTORS

public

Usage: Chars aa = new Chars();

public

char

Usage: Chars aa = new Chars(cc);

METHODS

ENTER CHARACTER

public void

(char

Usage: aa.setEntered(cc);

public void

(Character

Usage: aa.setEntered(cc);

GET VALUES

Get entered character

public char

Usage: x = aa.getEntered_aa_char();

public Character

Usage: x = aa.getEntered_as_Character();

Get HTML code

List of HTML codes and ASCII numbers

Instance method

public String

Usage: code = aa.getHTMLcode();

Static method

public static String

char

Usage: code = Chars.getHTMLcode(cc);

Get ASCII decimal number

List of HTML codes and ASCII numbers

Instance method

public int

Usage: x = aa.getASCIIdec();

Static method

public static int

char

Usage: x = Chars.getASCIIdec(cc);

Get ASCII hexadecimal number

List of HTML codes and ASCII numbers

Instance method

public String

Usage: hex = aa.getASCIIhex();

Static method

public static String

char

Usage: x = Chars.getASCIIhex(cc);

Get poition in the alphabet

Instance method

public int

Usage: x = aa.getPosition();

Static method

public static int

char

Usage: x = Chars.getPosition(cc);

CONVERSIONS

Remove accent

Instance method

public char

Usage: x = aa.removeAccent();

Static method

public static char

char

Usage: x = Chars.removeAccent(cc);

Convert to upper case

Instance method

public char

Usage: x = aa.toUpper();

Static method

public static char

char

Usage: x = Chars.toUpper(cc);

Convert to lower case

Instance method

public char

Usage: x = aa.toLower();

Static method

public static char

char

Usage: x = Chars.toLower(cc);

TESTS

Check whether character is upper case

Instance method

public boolean

Usage: x = aa.isUpperCase();

Static method

public static char

char

Usage: x = Chars.isUpperCase(cc);

Check whether character is lower case

Instance method

public boolean

Usage: x = aa.isLowerCase();

Static method

public static char

char

Usage: x = Chars.isLowerCase(cc);

Check whether character is a quotation mark

Instance method

public boolean

Usage: x = isQuotationMark();

Static method

public static char

char

Usage: x = Chars.isQuotationMark(cc);

Check whether character is a dash

Instance method

public boolean

Usage: x = isDash();

Static method

public static char

char

Usage: x = Chars.isDash(cc);

Check whether character is an alphabetic character

Instance method

public boolean

Usage: x = isAlphabetic();

Static method

public static char

char

Usage: x = Chars.isAlphabetic(cc);

Check whether character is an alphabetic character

Instance method

public boolean

Usage: x = isAlphanumeric();

Static method

public static char

char

Usage: x = Chars.isAlphanumeric(cc);

Check whether character is a digit

Instance method

public boolean

Usage: x = isDigit();

Static method

public static char

char

Usage: x = Chars.isDigit(cc);

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Dr Michael Thomas Flanagan