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<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>

<script id="jsbin-javascript">
/*function reverser(str){
  str.split('').reverse().join('');
  return str;
}

console.log('===reverser===');
console.log(reverser('john doe'));*/

function reverser(str){
  var length=str.length;
  var belakang= length-1;
  var newStr='';
  for(var i=belakang;i>=0;i--){
    newStr=newStr + str[i];
  }
  return newStr;
}
console.log('===reverser===');
console.log(reverser('john doe'));
</script>


<script id="jsbin-source-javascript" type="text/javascript">/*function reverser(str){
  str.split('').reverse().join('');
  return str;
}

console.log('===reverser===');
console.log(reverser('john doe'));*/

function reverser(str){
  var length=str.length;
  var belakang= length-1;
  var newStr='';
  for(var i=belakang;i>=0;i--){
    newStr=newStr + str[i];
  }
  return newStr;
}
console.log('===reverser===');
console.log(reverser('john doe'));</script></body>
</html>