arr = ['red', 'green', "blue", "pink", "purple"];
var arr1 = [];
for (var i = 1; i <= arr.length; i++) {
console.log(arr1.length)
arr1[arr1.length] = arr[arr.length - i];
console.log(arr1.length)
}
console.log(arr1);
js翻转数组
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转载自blog.csdn.net/weixin_48123820/article/details/131417458
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