<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
</body>
<script>
var sum = 0;
for(var i = 1; i <= 100; i++){
if(i % 2!= 0){
sum += i;
}
}
document.write(sum+"<br>");
sum = 0;
for(var i=1;i<100;i+=2){
sum+=i;
}
document.write(sum);
</script>
</html>JS输出1~100中所有奇数的和
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转载自blog.csdn.net/lanseguhui/article/details/80864772
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