题解 | #判断版本#
判断版本
http://www.nowcoder.com/practice/dcc4b011c86c454aa58cb1790a8cb760
分割成数组，在利用es6的扩展来比较 [1,2,3]>[1,2,2] // true
const _shouldUpdate = (oldVersion, newVersion) => {
// 补全代码
oldVersion = oldVersion.split('.')
newVersion = newVersion.split('.')
return newVersion > oldVersion
}