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@@ -1334,7 +1334,7 @@ class HTML_QuickForm extends HTML_Common
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* @param array $b array which will be merged into first one
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* @return array merged array
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*/
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- function arrayMerge($a, $b)
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+ static function arrayMerge($a, $b)
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{
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foreach ($b as $k => $v) {
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if (is_array($v)) {
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