light-core/util/size.go
2024-12-18 03:08:49 +08:00

22 lines
892 B
Go

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