How to Write JavaScript Code

DataFlair Team

1 year ago

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Program 1

<html>
<head><title>My Java script code</title>
<script>
        function display()
      {
            alert("Hello Friends How are You")
            document.write("<center>")
                      a=100
                      b=50
                      c=a+b
             document.write("Addition is: "+c) 
            alert("Addition is: "+c)
            document.write("</center>")
       }

</script>
</head> 
<body>
<center>
<marquee bgcolor=yellow  onmouseover=stop(); onmouseout=start(); >This is my java script file welcome friends</marquee>
    <h1>Wel come in java script </h1>
  
     <form>

        <input type=button value="Click Here" onclick=display()>
         
     </form>
</center>
</body>
</html>