Positive sequence, reverse output

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] + '!');
        }
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Origin blog.csdn.net/luyundesign/article/details/103919348