Write a JavaScript program to sum multiples of 3 and 5 under 1000

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 AIM: 

Source Code:

<!DOCTYPE html>

<html lang="en">

<head>

 <meta charset="UTF-8">

 <meta name="viewport" content="width=device-width, initial-scale=1.0">

 <title>Document</title>

</head>

<body>

 <input type="button" onclick="multi_3n5()" value="click here">

 <script>

 function multi_3n5() {

 var i,sum=0;

 for(i=1;i<=1000;i++){

 if(i%3==0){

 sum=sum+i;

 }

 else if(i%5==0){

 sum=sum+i;

 }}

 document.write("sum multiples of 3 and 5 under 1000= "+sum);}


 </script>

</body>

</html>

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