DecimalFormat数字格式化

java类，可能需要用到数字格式化

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DecimalFormat df = new DecimalFormat("#0.00");response.getWriter().write("{\"bussinessName\":\""+ bussinessInfo.getBussinessName()+ "\",\"bussinessAccount\":\""+ df.format(bussinessInfo.getBussinessMoney().getBussinessAccount())+ "\",\"bussinessCommission\":\""+ df.format(bussinessInfo.getBussinessMoney().getBussinessCommission()) + "\"}");

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