(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0)
Compare two Unicode strings
public int Collator::compare ( string $str1, string $str2 )
Object oriented style
Procedural style
int collator_compare ( Collator $coll , string $str1 , string $str2 )
Compare two Unicode strings according to collation rules.
Parameters:
coll
Collator object.
str1