(no version information, might be only in CVS)
mb_strrchr -- Finds the last occurrence of a character in a string within anothermb_strrchr() finds the last occurrence of needle in haystack and returns the portion of haystack. If needle is not found, it returns FALSE.
The string from which to get the last occurrence of needle
The string to find in haystack
Determines which portion of haystack this function returns. If set to TRUE, it returns all of haystack from the beginning to the last occurrence of needle. If set to FALSE, it returns all of haystack from the last occurrence of needle to the end, Default value is FALSE.
Character encoding name to use. If it is omitted, internal character encoding is used.