mb_strrichr
(PHP 5 >= 5.2.0, PHP 7, PHP 8)
mb_strrichr — Finds the last occurrence of a character in a string within another, case insensitive
Parameters
haystack-
The string from which to get the last occurrence
of needle.
needle-
The string to find in haystack.
before_needle-
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.
encoding-
The encoding
parameter is the character encoding. If it is omitted or null, the internal character
encoding value will be used.
Return Values
Returns the portion of haystack.
or false if needle is not found.
Errors/Exceptions
As of PHP 8.0.0, a ValueError is thrown if
encoding is an invalid encoding.
Prior to PHP 8.0.0, an E_WARNING was emitted instead.
See Also
- mb_stristr() - Finds first occurrence of a string within another, case insensitive
- mb_strrchr() - Finds the last occurrence of a character in a string within another
mb_strrchr
Multibyte String Functions