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JavaScript Practice Questions And Answer

Problem: Write a program to print given below patterns:
*
**
***
*****
*******
Solution:

<html>
 <head>
  <script>
    function demo1()
  {
    for(var k=1;k<=5;k++)
      {
        for(var i=1;i<=5-k;i++)
         {
          document.write(" ")
         }
         for(var i=1;i<=k;i++)
         {
          document.write(" * ")
         }
         document.write("
")
        }
    }
  </script>
 </head>
   <body>
    <input type="button" value="Go" onclick="demo1()" />
   </body>
</html>

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