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package float
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import "math"
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// ToInt64 将float64转成精确的int64
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func ToInt64(num float64, retain int) int64 {
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return int64(num * math.Pow10(retain))
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}
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// ToFloat64 精准float64
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func ToFloat64(num float64, retain int) float64 {
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return num * math.Pow10(retain)
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}
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