(PHP 5 >= 5.2.0, PHP 7)
mb_strripos — Finds position of last occurrence of a string within another, case insensitive
$offset= 0 [, string
$encoding= mb_internal_encoding() ]] )
mb_strripos() performs multi-byte safe
strripos() operation based on
number of characters.
needle position is
counted from the beginning of
haystack. First character's position is
0. Second character position is 1.
mb_strripos() is case-insensitive.
The string from which to get the position of the last occurrence
The string to find in
The position in
to start searching
Character encoding name to use. If it is omitted, internal character encoding is used.
Return the numeric position of
the last occurrence of
needle in the
haystack string, or
needle is not found.