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GO Duration.Truncate用法及代碼示例

GO語言"time"包中"Duration.Truncate"類型的用法及代碼示例。

用法:

func(d Duration) Truncate(m Duration) Duration

截斷返回將 d 向零舍入到 m 的倍數的結果。如果 m <= 0,Truncate 返回 d 不變。

例子:

package main

import (
    "fmt"
    "time"
)

func main() {
    d, err := time.ParseDuration("1h15m30.918273645s")
    if err != nil {
        panic(err)
    }

    trunc := []time.Duration{
        time.Nanosecond,
        time.Microsecond,
        time.Millisecond,
        time.Second,
        2 * time.Second,
        time.Minute,
        10 * time.Minute,
        time.Hour,
    }

    for _, t := range trunc {
        fmt.Printf("d.Truncate(%6s) = %s\n", t, d.Truncate(t).String())
    }
}

輸出:

d.Truncate(   1ns) = 1h15m30.918273645s
d.Truncate(   1µs) = 1h15m30.918273s
d.Truncate(   1ms) = 1h15m30.918s
d.Truncate(    1s) = 1h15m30s
d.Truncate(    2s) = 1h15m30s
d.Truncate(  1m0s) = 1h15m0s
d.Truncate( 10m0s) = 1h10m0s
d.Truncate(1h0m0s) = 1h0m0s

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注:本文由純淨天空篩選整理自golang.google.cn大神的英文原創作品 Duration.Truncate。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。