Collator::getSortKey
collator_get_sort_key
(PHP 5 >= 5.3.11, PHP 7, PECL intl >= 1.0.3)
Collator::getSortKey -- collator_get_sort_key — Get sorting key for a string
Description
Object oriented style
$str
) : stringProcedural style
Return collation key for a string.
Return Values
Returns the collation key for the string. Collation keys can be compared directly instead of strings.
This function may
return Boolean FALSE, but may also return a non-Boolean value which
evaluates to FALSE. Please read the section on Booleans for more
information. Use the ===
operator for testing the return value of this
function.
Examples
Example #1 collator_get_sort_key()example
<?php
$s1 = 'Hello';
$coll = collator_create( 'en_US' );
$res = collator_get_sort_key( $coll, $s1);
echo urlencode($res);
?>
The above example will output:
71%3F%3FE%01%09%01%8F%08%00
See Also
- collator_sort() - Sort array using specified collator
- collator_sort_with_sort_keys() - Sort array using specified collator and sort keys
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Document created the 30/01/2003, last modified the 26/10/2018
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References
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