<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
<script type="text/javascript">
var str='';
for(var i=1;i<=9;i++){
for(var j=i;j<=9;j++){
str+=i+'*'+j+'='+(i*j)+'\t';
}
str+='\n';
}
console.log(str);
</script>
</body>
</html>