<script>
var a = [1, 5, 2, 123, 34, 43, 7];
var i = j = t = 0;
//sort方法, 推荐使用
a.sort(function(a, b){return a - b})
console.log(a);
</script>
<script>
var a = [1, 5, 2, 123, 34, 43, 7];
var i = j = t = 0;
//sort方法, 推荐使用
a.sort(function(a, b){return a - b})
console.log(a);
</script>
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