XVI. Character type functions

Introduction

When called with an integer argument these functions behave exactly like their C counterparts from " ctype.h " .

Runtime Configuration

This extension does not define any configuration directives .

Resource Types

This extension does not define any resource types .

Predefined Constants

This extension does not define any constants .

תוכן העניינים:
ctype_alnum -- Check for alphanumeric character(s)
ctype_alpha -- Check for alphabetic character(s)
ctype_cntrl -- Check for control character(s)
ctype_digit -- Check for numeric character(s)
ctype_graph -- Check for any printable character(s) except space
ctype_lower -- Check for lowercase character(s)
ctype_print -- Check for printable character(s)
ctype_punct -- Check for any printable character which is not whitespace or an alphanumeric character
ctype_space -- Check for whitespace character(s)
ctype_upper -- Check for uppercase character(s)
ctype_xdigit -- Check for character(s) representing a hexadecimal digit