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strcoll

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Locale based string comparison

Syntax

strcoll ( string $str1 , string $str2 ) : int

Parameters

str1

The first string.

str2

The second string.

Return

Returns < 0 if str1 is less than str2; > 0 if str1 is greater than str2, and 0 if they are equal.

Examples

1

<?

$category = LC_ALL;
$locale = "en_US";

setlocale($category, $locale);

$str1 = "case";
$str2 = "CASE";

$return = strcoll($str1, $str2);

echo $return;

?>
-2

2

<?

$category = LC_ALL;
$locale = "en_US";

setlocale($category, $locale);

$str1 = "same";
$str2 = "same";

$return = strcoll($str1, $str2);

echo $return;

?>
0

3

<?

$category = LC_ALL;
$locale = "en_US";

setlocale($category, $locale);

$str1 = "same";
$str2 = "different";

$return = strcoll($str1, $str2);

echo $return;

?>
15

4

<?

$category = LC_ALL;
$locale = "en_US";

setlocale($category, $locale);

$str1 = "different";
$str2 = "same";

$return = strcoll($str1, $str2);

echo $return;

?>
-15

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