Multibyte String
PHP Manual

mb_substr_count

(PHP 4 >= 4.3.0, PHP 5)

mb_substr_count — Count the number of substring occurrences

Описание

int mb_substr_count ( string $haystack , string $needle [, string $encoding ] )

mb_substr_count() returns the number of times the needle substring occurs in the haystack string.

encoding specifies the encoding for needle and haystack . If omitted, internal character encoding is used.

Example#1 mb_substr_count() example

<?php
echo mb_substr_count("This is a test""is"); // prints out 2
?>

See also substr_count(), mb_strpos(), mb_substr().


Multibyte String
PHP Manual