com.nwawsoft.util.natives

Class CharFunctions

java.lang.Object

com.nwawsoft.util.natives.CharFunctions

public class CharFunctions
extends java.lang.Object

Supplies functions for manipulating and working with the native data type 'char'.

Constructor Summary

Constructors

Constructor and Description
CharFunctions()

Method Summary

Modifier and Type	Method and Description
static boolean	isDigit(char c) Returns whether a specified character is a digit between 0 and 9.
static boolean	isLowerCaseLetter(char c) Returns whether a specified character is one of the 26 standard lower case letters from 'a' to 'z'.
static boolean	isNumeric(char c) Checks whether a specified character is either a digit from 0 to 9 or a '.' or ','.
static boolean	isSpecialCharacter(char c) Returns true, if the specified character is neither a lower case letter, an upper case letter or a digit.
static boolean	isUpperCaseLetter(char c) Returns whether a specified character is one of the 26 standard upper case letters from 'A' to 'Z'.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CharFunctions

public CharFunctions()

Method Detail

isNumeric

public static boolean isNumeric(char c)

Checks whether a specified character is either a digit from 0 to 9 or a '.' or ','.

Parameters:

c - a char to check.

Returns:

true if c is a digit, dot or commma. Else false.

isLowerCaseLetter

public static boolean isLowerCaseLetter(char c)

Returns whether a specified character is one of the 26 standard lower case letters from 'a' to 'z'.

Parameters:

c - a char to check.

Returns:

true if c is a lower case letter. Else false.

isUpperCaseLetter

public static boolean isUpperCaseLetter(char c)

Returns whether a specified character is one of the 26 standard upper case letters from 'A' to 'Z'.

Parameters:

c - a char to check.

Returns:

true if c is a upper case letter. Else false.

isDigit

public static boolean isDigit(char c)

Returns whether a specified character is a digit between 0 and 9.

Parameters:

c - a char to check.

Returns:

true if c is a digit. Else false.

isSpecialCharacter

public static boolean isSpecialCharacter(char c)

Returns true, if the specified character is neither a lower case letter, an upper case letter or a digit. For more info

Parameters:

c - a char to check.

Returns:

true if c is neither an upper case or lower case letter or a digit. False if it is.

See Also:

@see isUpperCaseLetter @see isDigit