22 lines
892 B
Go
22 lines
892 B
Go
package util
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import "fmt"
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// 字节的单位转换 保留两位小数
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func FormatFileSize(fileSize int64) (size string) {
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if fileSize < 1024 {
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//return strconv.FormatInt(fileSize, 10) + "B"
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return fmt.Sprintf("%.2fB", float64(fileSize)/float64(1))
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} else if fileSize < (1024 * 1024) {
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return fmt.Sprintf("%.2fKB", float64(fileSize)/float64(1024))
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} else if fileSize < (1024 * 1024 * 1024) {
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return fmt.Sprintf("%.2fMB", float64(fileSize)/float64(1024*1024))
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} else if fileSize < (1024 * 1024 * 1024 * 1024) {
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return fmt.Sprintf("%.2fGB", float64(fileSize)/float64(1024*1024*1024))
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} else if fileSize < (1024 * 1024 * 1024 * 1024 * 1024) {
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return fmt.Sprintf("%.2fTB", float64(fileSize)/float64(1024*1024*1024*1024))
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} else { //if fileSize < (1024 * 1024 * 1024 * 1024 * 1024 * 1024)
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return fmt.Sprintf("%.2fEB", float64(fileSize)/float64(1024*1024*1024*1024*1024))
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}
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}
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