Grapheme Functions
PHP Manual

grapheme_strstr

Returns part of haystack string from the first occurrence of needle to the end of haystack.

Description

Procedural style

string grapheme_strstr ( string $haystack , string $needle [, bool $before_needle = false ] )

Returns part of haystack string from the first occurrence of needle to the end of haystack (including the needle).

Parameters

haystack

The input string. Must be valid UTF-8.

needle

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

before_needle

If TRUE, grapheme_strstr() returns the part of the haystack before the first occurrence of the needle (excluding the needle).

Return Values

Returns the portion of string, or FALSE if needle is not found.

Examples

Example #1 grapheme_strstr 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 urlencode(grapheme_stristr( $char_a_ring_nfd . $char_o_diaeresis_nfd . $char_a_ring_nfd, $char_o_diaeresis_nfd));

?>

The above example will output:

o%CC%88a%CC%8A

See Also