Unverified50% confidenceFactExact time
IEEE 754 双精度浮点数的指数偏移量为1023，实际指数范围为-1022到+1023
1
Sources
50%
Confidence
Long-term
Relevance
8/15/2026
First Seen
Sources
浮点数转字符串：你从未听说过的极速算法解析
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