<?php $a = array('Birnen', 'Äpfel', 'über', 'Über', 'drüber', 'Österreich'); $coll = new Collator('de_DE'); $coll->setAttribute(Collator::NUMERIC_COLLATION, Collator::ON); $coll->setAttribute(Collator::CASE_FIRST, Collator::UPPER_FIRST); $coll->sort($a); print_r($a); ?>
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