Метод append() класса StringBuilder позволяет эффективно добавлять строки к уже существующему объекту. В отличие от конкатенации строк с использованием оператора +, StringBuilder позволяет избежать создания новых объектов строк в процессе добавления.
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Traders also expressed uncertainty about the situation with China Evergrande, as the indebted property company has not provided clarification about a key interest payment.In economic news, the Commerce Department reported an unexpected increase in U.S. new home sales in August.Crude oil prices climbed Friday and front-month WTI oil futures contracts saw gains for a fifth straight week amid tighter supplies. West Texas Intermediate Crude oil futures for November rose $0.68 or 0.9 percent at 73.98 a barrel. WTI Crude futures gained 2.8 percent for the week.
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