
 
It is a localization library and a set of features that are culture-specific, which can be used by programs to be more portable internationally.
Following is the declaration for std::locale.
class locale;
class locale;
| Sr.No. | Function & description | 
|---|---|
| 1 | use_facet It is used to access facet of locale. | 
| 2 | has_facet It is used to check if locale has facet. | 
| Sr.No. | Interface & description | 
|---|---|
| 1 | isspace It checks if character is a white-space. | 
| 2 | isprint It checks if character is printable. | 
| 3 | iscntrl It checks if character is a control character. | 
| 4 | isupper It checks if character is uppercase letter. | 
| 5 | islower It checks if character is lowercase letter. | 
| 6 | isalpha It checks if character is alphabetic. | 
| 7 | isdigit It checks if character is decimal digit. | 
| 8 | ispunct It checks if character is a punctuation character. | 
| 9 | isxdigit It checks if character is hexadecimal digit. | 
| 10 | isalnum It checks if character is alphanumeric. | 
| 11 | isgraph It checks if character has graphical representation. | 
| 12 | isblank It checks if character is blank. | 
| Sr.No. | Standard facet & description | 
|---|---|
| 1 | ctype It is a character type facet. | 
| 2 | ctype_byname It is a character type facet. | 
| 3 | codecvt It is used to convert codeset facet. | 
| 4 | codecvt_byname It is used to convert codeset facet. | 
| 5 | num_get It is a facet to parse numeric values. | 
| 6 | num_put It is a facet to format numeric values. | 
| 7 | numpunct It is a numeric punctuation facet. | 
| 8 | numpunct_byname It is a numeric punctuation facet. | 
| 9 | collate It is a facet to compare and hash strings. | 
| 10 | collate_byname It is a facet to compare and hash strings. | 
| 11 | time_get It is a facet to parse dates and times. | 
| 12 | time_get_byname It is a facet to parse dates and times. | 
| 13 | time_put It is a facet to format dates and times. | 
| 14 | time_put_byname It is a facet to format dates and times. | 
| 15 | money_get It is a facet to parse monetary expressions. | 
| 16 | money_put It is a facet to format monetary expressions. | 
| 17 | moneypunct It is a monetary punctuation facet. | 
| 18 | moneypunct_byname It is a monetary punctuation facet. | 
| 19 | messages It is a facet to access message catalogs. | 
| 20 | messages_byname It is a facet to access message catalogs. | 
| Sr.No. | Class & description | 
|---|---|
| 1 | locale It is a locale class. |