Grapheme 函数
PHP Manual

grapheme_strstr

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

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

说明

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.

参数

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.

返回值

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

范例

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

参见


Grapheme 函数
PHP Manual