grapheme_strstr

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0)
Returns part of haystack string from the first occurrence of needle to the end of haystack.
string grapheme_strstr ( string $haystack, string $needle [, bool $before_needle = false ] )

Procedural style

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).

Returns:

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

Examples:
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));

?>

See also:

grapheme_stristr() -

grapheme_stripos() -

grapheme_strpos() -

grapheme_strripos() -

grapheme_strrpos() -

» Unicode Text Segmentation: Grapheme Cluster Boundaries -

doc_php
2016-02-24 15:58:06
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