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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PHP 5 >= 5.3.0, PECL intl >= 1.0.0)
grapheme_strstr — Returns part of haystack string from the first occurrence of needle to the end of haystack.
过程化风格
$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).
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 the portion of string, or FALSE if needle is not found.
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 ));
?>
以上例程会输出:
o%CC%88a%CC%8A