//

// Number+Util.swift

// cleaner

//

// Created by zy on 2020/9/4.

// Copyright © 2020 gramm. All rights reserved.

//

import Foundation

public extension Float {

/// 保留小数点后两位输出string

/// - Returns: description

func point2Str() -> String {

let str = String(format: "%.2f", self)

return str

}

/// 根据大小返回磁盘大小描述

/// - Returns: description

func memorySizeString() -> String {

if self < 0 {

return "0KB"

}

if self > 1 {

if self >= 1000 {

let r = self / 1000.0

return "\(r.point2Str())GB"

} else {

return "\(self.point2Str())MB"

}

} else {

return "\((self * 1000).point2Str())KB"

}

}

}