mb_substr_count

(PHP 4 >= 4.3.0, PHP 5, PHP 7, PHP 8)

mb_substr_count — Count the number of substring occurrences

mb_substr_count(string $haystack, string $needle, ?string $encoding = null): int

Counts the number of times the needle substring occurs in the haystack string.

haystack: The string being checked.
needle: The string being found.
encoding: The encoding parameter is the character encoding. If it is omitted or null, the internal character encoding value will be used.

The number of times the needle substring occurs in the haystack string.

Version	Description
8.0.0	`encoding` is nullable now.

Example #1 mb_substr_count() example

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

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