為什么我輸入這些代碼網頁就會卡死？
<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
舉報
2021-12-09
屬于是死循環了
2021-04-14
因為你這個是死循環
2021-03-13
是i+=2?
2021-02-19
輸出的時候在<br >標簽前面要加+號吧，標簽是不也要有雙引號呢+"<br >"