[23, 45, 12, 67]
34
[34, 23, 45, 12, 67]
var newArray = [];newArray.push(response);for (var i = 0; i < theArray.length; i++) {
newArray.push(theArray[i]);}theArray = newArray;delete newArray;O(n)
LEATH
阿波罗的战车
白衣非少年
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