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mb_ereg

Description

Regular expression match with multibyte support

Syntax

mb_ereg(
    string $pattern,
    string $string,
    array &$matches = null
): bool

Parameters

pattern

The search pattern.

string

The search string.

matches

If matches are found for parenthesized substrings of pattern and the function is called with the third argument matches, the matches will be stored in the elements of the array matches. If no matches are found, matches is set to an empty array.

$matches[1] will contain the substring which starts at the first left parenthesis; $matches[2] will contain the substring starting at the second, and so on. $matches[0] will contain a copy of the complete string matched.

Return

Returns whether pattern matches string.

Examples

1 · pattern string

<?

$pattern = '🐘(st(r(i)ng))';
$string = '🐘string';

$return = mb_ereg($pattern, $string);

var_export($return);

?>
true

2 · matches

<?

$pattern = '🐘(st(r(i)ng))';
$string = '🐘string';

$return = mb_ereg($pattern, $string, $matches);

print_r($matches);

?>
Array
(
    [0] => 🐘string
    [1] => string
    [2] => ring
    [3] => i
)
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