代码一:BigDecimal theory_score = new BigDecimal(0.0);theory_score.add(bdJobContentAnswer.getScore());//bdJobContentAnswer.getScore 为20.0结果:theory_score = 0.0代码二:BigDecimal theory_score = new BigDecimal(0.0);theory_score = theory_score.add(bdJobContent
java学习笔记
2023-06-10
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