const _rank = array => { // 补全代码 array.sort((a,b)=>{ var a=current.chinese + current.math + current.english; var b=previous.chinese - previous.math - previous.english; return b - a // a-b 是升序 从低到高 , b- a 是降序 从高到低 }) return array } <script type="text/javascript"> const _rank = ar...
