POSIX Regex Функции
PHP Manual


(PHP 4, PHP 5)

sql_regcaseMake regular expression for case insensitive match


string sql_regcase ( string $string )

Creates a regular expression for a case insensitive match.

Список параметров


The input string.

Возвращаемые значения

Returns a valid regular expression which will match string , ignoring case. This expression is string with each alphabetic character converted to a bracket expression; this bracket expression contains that character's uppercase and lowercase form. Other characters remain unchanged.


Пример #1 sql_regcase() example

echo sql_regcase("Foo - bar.");

Результат выполнения данного примера:

[Ff][Oo][Oo] - [Bb][Aa][Rr].

This can be used to achieve case insensitive pattern matching in products which support only case sensitive regular expressions.

POSIX Regex Функции
PHP Manual