console
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
</head>
<body>
<script>
function isInteger(num){
var result=false;
if(num*100%100==0)
{
document.write(num+"是整数"+'<br>')
}
else
{
document.write(num+"不是整数"+'<br>')
}
return result;
}
isInteger(15);
isInteger(15.15);
function printDaffodilNumber(){
for(var num=100;num<1000;num++){
var a=num%10;
var b=parseInt((num/10)%10);
var c=parseInt(num/100);
if(num==a*a*a+b*b*b+c*c*c){
document.write(num+"为水仙花数"+'<br>')
}
}
}
printDaffodilNumber();
function printDaffodilNumber1(num){
var a=num%10;
var b=parseInt((num/10)%10);
var c=parseInt(num/100);
if(num==a*a*a+b*b*b+c*c*c){
document.write(num+"为水仙花数"+'<br>')
}
else{
document.write(num+"不是水仙花数"+'<br>')
}
}
printDaffodilNumber1(336);
printDaffodilNumber1(370);
</script>
</body>
</html>