Documentation PHP


(No version information available, might be only in CVS)

grapheme_strrpos — Find position (in grapheme units) of last occurrence of a string


Procedural style

int grapheme_strrpos ( string $haystack , string $needle [, int $offset ] )

Find position (in grapheme units) of last occurrence of a string

Liste de paramètres


The string to look in. Must be valid UTF-8.


The string to look for. Must be valid UTF-8.


The optional $offset parameter allows you to specify where in $haystack to start searching as an offset in grapheme units (not bytes or characters). If not given, the default is zero. The position returned is still relative to the beginning of haystack regardless of the value of $offset.

Valeurs de retour

Returns the position as an integer. If needle is not found, grapheme_strrpos() will return boolean FALSE.


Exemple #1 grapheme_strrpos() example

< ?php

$char_a_ring_nfd = "a\xCC\x8A";  // 'LATIN SMALL LETTER A WITH RING ABOVE' (U+00E5) normalization form "D"
$char_o_diaeresis_nfd = "o\xCC\x88"; // 'LATIN SMALL LETTER O WITH DIAERESIS' (U+00F6) normalization form "D"

print grapheme_strrpos( $char_a_ring_nfd . $char_o_diaeresis_nfd . $char_o_diaeresis_nfd, $char_o_diaeresis_nfd);


L'exemple ci-dessus va afficher :


Ceci n'est pas la documentation originale du langage de programmation php, pour y accéder visiter le site

Support du web, outils, services, compteurs, scripts, générateurs et autres outils pour les webmasters gratuitement à 100%
Page générée en 0.001175 secondes.