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mb_strcut

Description

The mb_strcut of Multibyte String for PHP get part of string.

Syntax

mb_strcut(
    string $string,
    int $start,
    ?int $length = null,
    ?string $encoding = null
): string

Parameters

string

The string being cut.

start

If start is non-negative, the returned string will start at the start'th byte position in string, counting from zero.

If start is negative, the returned string will start at the start'th byte counting back from the end of string. However, if the magnitude of a negative start is greater than the length of the string, the returned portion will start from the beginning of string.

length

Length in bytes. If omitted or null is passed, extract all bytes to the end of the string.

If length is negative, the returned string will end at the length'th byte counting back from the end of string. However, if the magnitude of a negative length is greater than the number of characters after the start position, an empty string will be returned.

encoding

The encoding parameter is the character encoding. If it is omitted or null, the internal character encoding value will be used.

Return

Returns the portion of string specified by the start and length parameters.

Examples

1 · string start · negative

<?

$string = 'string🐘string🐘string';
$start = -5;

echo mb_strcut($string, $start);

?>
tring

2 · string start · non-negative

<?

$string = 'string🐘string🐘string';
$start = 5;

echo mb_strcut($string, $start);

?>
g🐘string🐘string

3 · length · negative

<?

$string = 'string🐘string🐘string';
$start = 5;
$length = -10;

echo mb_strcut($string, $start, $length);

?>
g🐘string

4 · length · non-negative

<?

$string = 'string🐘string🐘string';
$start = 5;
$length = 10;

echo mb_strcut($string, $start, $length);

?>
g🐘strin

5 · encoding

<?

$string = 'string🐘string🐘string';
$start = 5;
$length = 10;
$encoding = 'UTF-8';

echo mb_strcut($string, $start, $length, $encoding);

?>
g🐘strin
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