摘要：
A. 格式化显示字符串格式字符串 | 输入 | 结果"{0:C}" 12345.6789 $12,345.68"{0:C}" -12345.6789 ($12,345.68)"{0:D}" 12345 12345"{0:D8}" 12345 00012345"{0:E}" 12345.6789 1234568E+004"{0:E10}" 12345.6789 1.2345678900E+004"{0:F}" 12345.6789 12345.68"{0:F0}" 12345.6789 12346"{0:G}" 12345.6789 12345.6789"{0:G7}" 123 阅读全文
