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Silence some PHP warnings
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@ -794,7 +794,7 @@ class Storage extends Storage\Base
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*/
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*/
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function is_cf($field)
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function is_cf($field)
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{
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{
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return $field[0] == self::CF_PREFIX;
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return !empty($field) && $field[0] == self::CF_PREFIX;
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}
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}
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/**
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/**
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