38 lines
893 B
Go
38 lines
893 B
Go
package mathUtil
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import (
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"fmt"
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)
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// 获取字节大小的描述信息
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// size：字节大小
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// 返回值：
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// 描述信息
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func GetSizeDesc(size int64) string {
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str := ""
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// 判断输入是否超过int64的范围
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if size < 0 || size > (1<<63-1) {
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return str
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}
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switch {
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case size >= 1024*1024*1024*1024*1024*1024:
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str = fmt.Sprintf("%.2fEB", float64(size)/1024/1024/1024/1024/1024/1024)
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case size >= 1024*1024*1024*1024*1024:
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str = fmt.Sprintf("%.2fPB", float64(size)/1024/1024/1024/1024/1024)
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case size >= 1024*1024*1024*1024:
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str = fmt.Sprintf("%.2fTB", float64(size)/1024/1024/1024/1024)
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case size >= 1024*1024*1024:
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str = fmt.Sprintf("%.2fGB", float64(size)/1024/1024/1024)
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case size >= 1024*1024:
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str = fmt.Sprintf("%dMB", size/1024/1024)
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case size >= 1024:
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str = fmt.Sprintf("%dKB", size/1024)
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default:
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str = fmt.Sprintf("%dB", size)
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}
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return str
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}
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