public static function htmlEncode($data, $valuesOnly = true, $charset = null)
{
if ($charset === null) {
$charset = Yii::$app ? Yii::$app->charset : 'UTF-8';
}
$d = [];
foreach ($data as $key => $value) {
if (!$valuesOnly && is_string($key)) {
$key = htmlspecialchars($key, ENT_QUOTES | ENT_SUBSTITUTE, $charset);
}
if (is_string($value)) {
$d[$key] = htmlspecialchars($value, ENT_QUOTES | ENT_SUBSTITUTE, $charset);
} elseif (is_array($value)) {
$d[$key] = static::htmlEncode($value, $valuesOnly, $charset);
} else {
$d[$key] = $value;
}
}
return $d;
}