grapheme_stristr

(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)

grapheme_stristrReturns part of haystack string from the first occurrence of case-insensitive needle to the end of haystack

Beschreibung

Prozeduraler Stil

grapheme_stristr(string $haystack, string $needle, bool $beforeNeedle = false): string|false

Returns part of haystack string starting from and including the first occurrence of case-insensitive needle to the end of haystack.

Parameter-Liste

haystack

The input string. Must be valid UTF-8.

needle

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

beforeNeedle

If true, grapheme_stristr() returns the part of the haystack before the first occurrence of the needle (excluding needle).

Rückgabewerte

Returns the portion of haystack, or false if needle is not found.

Beispiele

Beispiel #1 grapheme_stristr() 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"
$char_O_diaeresis_nfd = "O\xCC\x88"; // 'LATIN CAPITAL LETTER O WITH DIAERESIS' (U+00D6) normalization form "D"

print urlencode(grapheme_stristr( $char_a_ring_nfd . $char_o_diaeresis_nfd . $char_a_ring_nfd, $char_O_diaeresis_nfd));

?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

o%CC%88a%CC%8A

Siehe auch

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