Multibyte String Funciones
PHP Manual

mb_strrpos

(PHP 4 >= 4.0.6, PHP 5)

mb_strrposFind position of last occurrence of a string in a string

Descripción

int mb_strrpos ( string $haystack , string $needle [, int $offset [, string $encoding ]] )

Performs a multibyte safe strrpos() operation based on the number of characters. needle position is counted from the beginning of haystack. First character's position is 0. Second character position is 1.

Parámetros

haystack

The string being checked, for the last occurrence of needle

needle

The string to find in haystack.

offset
May be specified to begin searching an arbitrary number of characters into the string. Negative values will stop searching at an arbitrary point prior to the end of the string.
encoding

El parámetro encoding es la codificación de caracteres. Si es omitido, será usado el valor de la codificación de caracteres interna.

Valores devueltos

Returns the numeric position of the last occurrence of needle in the haystack string. If needle is not found, it returns FALSE.

Historial de cambios

Versión Descripción
5.2.0 Added the optional parameter offset.

Notas

Note: The encoding parameter was moved from the third position to the fourth in PHP 5.2.0. For backward compatibility, encoding can be specified as the third parameter, but doing so is deprecated and will be removed in the future.

Note:

La codificación interna o la codificación especificada por mb_regex_encoding() será usada en esta función.

Ver también


Multibyte String Funciones
PHP Manual