APP升级版本比较

最新推荐文章于 2022-07-14 18:20:13 发布

原创最新推荐文章于 2022-07-14 18:20:13 发布 · 560 阅读

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#版本升级 #版本号比较

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APP升级版本比较

    func compareVersionUpdate(newVersion : String, currentVersion : String) -> Bool {
        let newVersionArr = newVersion.components(separatedBy: ".")
        let currVersionArr = currentVersion.components(separatedBy: ".")
        var newVersionCount = Double(newVersionArr.joined(separator: ""))
        var currVersionCount = Double(currVersionArr.joined(separator: ""))
        if newVersionArr.count > currVersionArr.count {
            currVersionCount = currVersionCount! * pow(10, Double(newVersionArr.count - currVersionArr.count))
        }else{
            newVersionCount = newVersionCount! * pow(10, Double(currVersionArr.count - newVersionArr.count))
        }
        if newVersionCount! > currVersionCount! {
            return true
        }else{
            return false
        }
    }