Unverified50% confidenceFactExact time
Java的float和double类型遵循IEEE 754浮点标准，无法精确表示某些十进制小数，虽然BigDecimal类可处理精确十进制运算但性能开销显著高于原生浮点运算
1
Sources
50%
Confidence
Long-term
Relevance
8/7/2026
First Seen
Sources
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