var arr = ['Bart', 'Lisa', 'Adam'];
// 正序输出
for(var i=0; i<arr.length; i++){
console.log(i + '--Hello,' + arr[i] + '!');
}
// 倒序输出
for(var i=arr.length-1; i>=0; i--){
console.log(i + '--Hello,' + arr[i] + '!');
}
Positive sequence, reverse output
Guess you like
Origin blog.csdn.net/luyundesign/article/details/103919348
Recommended
Ranking