题解 | #判断版本#

const _shouldUpdate = (oldVersion, newVersion) => {                      
let oldStr=oldVersion.split('.').join('');
let newStr=newVersion.split('.').join('');
oldStr=parseInt(oldStr);
newStr=parseInt(newStr);      
let flag=newStr>oldStr?true:false;            
return flag;     
}         
_shouldUpdate('9.8.9','10.8.9')