为什么我输入这些代码网页就会卡死？
<script>
var arr = ['*','##',"***","&&","****","##*"];
for(var i=0;i<arr.length;i+2){
document.write(arr[i],"<br>")
}
</script>
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<script>
var arr = ['*','##',"***","&&","****","##*"];
for(var i=0;i<arr.length;i+2){
document.write(arr[i],"<br>")
}
</script>
2021-02-15
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