PHP Manual
Prev |  | Next

# ctype_alnum

(PHP 4 >= 4.0.4)

ctype_alnum -- Check for alphanumeric character(s)

## Description

``bool ctype_alnum` (string c)`

Warning
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change in a future release of PHP without notice. Be warned and use this function at your own risk.

See also setlocale().

Prev | Home | Next
Character type functions | Up | ctype_alpha