Character classification methods
This section describes the ITLocale methods for classifying characters.
- The IsAlnum method
This method determines whether a multibyte character c or a wide character c is an alphanumeric character according to the rules of the current locale. - The IsAlpha method
This method determines whether multibyte character c or wide character c is an alphabetic character according to the rules of the current locale. - The IsBlank method
This method determines whether multibyte character c or wide character c is a blank character (space or tab, single or multibyte), according to the rules of the current locale. Blank characters include the single-byte space and tab characters and any multibyte version of these characters. - The IsCntrl method
This method determines whether multibyte character c or wide character c is a control character according to the rules of the current locale. - The IsDigit method
This method determines whether multibyte character c or wide character c is a digit character according to the rules of the current locale. - The IsGraph method
This method determines whether multibyte character c or wide character c is a graphical character according to the rules of the current locale. - The IsLower method
This method determines whether multibyte character c or wide character c is a lowercase character according to the rules of the current locale. - The IsPrint method
This method determines whether multibyte character c or wide character c is a printable character according to the rules of the current locale. Printable characters include all characters except control characters. - The IsPunct method
This method determines whether multibyte character c or wide character c is a punctuation character according to the rules of the current locale. Punctuation characters include any single-byte ASCII punctuation characters and any non-ASCII punctuation characters. - The IsSpace method
This method determines whether multibyte character c or wide character c is a space character according to the rules of the current locale. Space characters include the blank characters (blank and tab) as well as the single-byte and multibyte versions of the newline, vertical tab, form-feed, and carriage return characters. - The IsUpper method
This method determines whether multibyte character c or wide character c is an uppercase character according to the rules of the current locale. - The IsXDigit method
This method determines whether multibyte character c or wide character c is a hexadecimal number character according to the rules of the current locale.
Parent topic: The ITLocale class