<?php

ini_set("intl.error_level", E_WARNING);
ini_set("intl.default_locale", "pt_PT");
$rules = <<<RULES
\$LN = [[:letter:] [:number:]];
\$S = [.;,:];

!!forward;
\$LN+ {1};
\$S+ {42};
!!reverse;
\$LN+ {1};
\$S+ {42};
!!safe_forward;
!!safe_reverse;
RULES;
$rbbi = new IntlRuleBasedBreakIterator($rules);
$rbbi->setText('sdfkjsdf88á.... ,;');
$br = $rbbi->getBinaryRules();
$rbbi2 = new IntlRuleBasedBreakIterator($br, true);
var_dump($rbbi->getRules(), $rbbi2->getRules());
var_dump($rbbi->getRules() == $rbbi2->getRules());
?>
==DONE==
Пример #2
0
<?php

ini_set("intl.error_level", E_WARNING);
$bi = new IntlRuleBasedBreakIterator('[\\p{Letter}]+;');
var_dump($bi->setText());
var_dump($bi->setText(array()));
var_dump($bi->setText(1, 2));
class A
{
    function __destruct()
    {
        var_dump('destructed');
        throw new Exception('e');
    }
    function __tostring()
    {
        return 'foo';
    }
}
try {
    var_dump($bi->setText(new A()));
} catch (Exception $e) {
    var_dump($e->getMessage());
}