Discuss / JavaScript / 交作业

交作业

Topic source

#1 Created at ... [Delete] [Delete and Lock User]

//正序

for(var i in arr){

   console.log('hello,'+arr[i]);   

}

var a=0;

while(a<3){

   console.log('hello,'+arr[a]);

   a++;

}

//倒序

var arr_1=arr.reverse();

for(var i in arr){

   console.log('hello,'+arr[i]);   

}

var a=0;

while(a<3){

   console.log('hello,'+arr[a]);

   a++;

}


  • 1

Reply