Java计数_第3页-阿里云

java double类型科学计数法的转换

要求0.00000000004 这个字符串格式化为 4.00e-11 这样的格式。同excel表格中的展示一样。demo:`BigDecimal c = new BigDecimal("0.000000004", new MathContext(0,RoundingMode.HALF_UP));//...

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更新时间 2024-02-03 02:11:14

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