批改状态:合格
老师批语:
<script>function MyArray() {this.mySort=function (array,sort='asc') {var max = null;// var array = arguments[0];// var sort =arguments[1]==='asc'? 'asc' :'desc';for(var i=0; i<array.length-1;i++ ){for(var j=0; j<array.length-1;j++){//升序if(sort==='asc'){//当前 数 和 后一个数对比if(array[j] > array[j+1]){max=array[j]; //把较大的数赋值给maxarray[j]=array[j+1];//较小的数丢到前面array[j+1]=max;//较大的数丢到后面}//降序}else{//当前 数 和 后一个数对比if(array[j] < array[j+1]){max=array[j+1];//较小的数丢到后面array[j+1]=array[j];//大的数丢到前面array[j]=max;}}}}return arguments[0]=array;}this.myReverse=function () {var newArray= new Array();for(var i=0;i<=arguments[0].length-1;i++){newArray[i]=arguments[0][arguments[0].length-(i+1)]}return newArray;}this.myMax=function(){var array =arguments[0];var max= array[0];for(var i=0;i<array.length;i++){if(array[i] > max){max= array[i];}}return max ;// return this.mySort(arguments[0])[0]}this.myMin=function () {var array =arguments[0];var min= array[0];for(var i=0;i<array.length;i++){if(array[i] < min){min= array[i];}}return min ;}}var arr = new MyArray();var a= [1,90,5,4,10,9,8];console.log(arr.mySort(a,'asc'));console.log(arr.myReverse(a));console.log(arr.mySort(a,'asc'));//升序console.log(arr.mySort(a,'desc'));//降序console.log(arr.myMax(a));console.log(arr.myMin(a));</script>
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