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16 lines
326 B
Go
16 lines
326 B
Go
package tools
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import (
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"math"
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"strconv"
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)
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func Float64ToString(e float64) string {
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return strconv.FormatFloat(e, 'E', -1, 64)
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}
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func Round(f float64, n int) float64 {
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pow10_n := math.Pow10(n)
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return math.Trunc((f+0.5/pow10_n)*pow10_n) / pow10_n // TODO +0.5 是为了四舍五入，如果不希望这样去掉这个
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}
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