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<?php
function array_values_string($arr) {
return sprintf("(%s)", implode(', ', array_values($arr)));
}
function array_keys_string($arr){
return sprintf("(%s)", implode(', ', array_key($arr)));
}
$countries_languages = array('Germany' => 'German', 'France' => 'French', 'Spain' => 'Spanish');
print 'Countries: ';
print array_keys_string($countries_languages);
print '<br />Languages: ';
print array_values_string($countries_languages);
?>
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