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# mb_regex_set_options

(PHP 4 >= 4.3.0)

mb_regex_set_options -- Set/Get the default options for mbregex functions

## Description

string mb_regex_set_options ( [string options] )

mb_regex_set_options() sets the default options described by `options` for multibyte regex functions.

Returns the previous options. If `options` is omitted, it returns the string that describes the current options.

See also mb_split(), mb_ereg() and mb_eregi()

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