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mb_eregi() executes the regular
expression match with multibyte support, and returns 1 if
matches are found. This function ignore case. If the optional
third parameter was specified, the function returns the byte
length of matched part, and therarray
regs will contain the substring of matched
string. The functions returns 1 if it matches with the empty
string. It no matche found or error happend, FALSE will be returned.
The internal encoding or the character encoding
specified in mb_regex_encoding() will be used as
character encoding.
注: This function is supported in PHP 4.2.0 or higher.
See also: mb_regex_encoding(),
mb_ereg().