Apr 2nd, 2015 at 09:44 AM

JavaScript program to find largest number among three numbers

Problem Definition Make JavaScript program to find largest number among three numbers. Code

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Untitled Document</title>
<!--
  Step 1: Initialize largest=none
  Step 2: Read numbers: a,b,c
  Step 3: If a>b and a>c, set largest=a, goto step 6
  Step 4: If b>a and b>c, set largest=b, goto step 6
  Step 5: Set largest=c
  Step 6: Print largest
  Step 7: Stop  
-->
<script>
function getLargest(a,b,c){
  var largest=null;
   
  if(a>b && a>c)largest=a;  
  if(b>a && b>c)largest=b;  
  if(c>a && c>b)largest=c;  
  document.write("Largest:"+largest+" among "+a+","+b+","+c);
  
}//end getLargest


function getLargest2(a,b,c){
  var largest=null;
   
  if(a>b && a>c){
	  largest=a;
  }else{
	
	  if(b>c){	    
		largest=b;		  
	  }else{		  
		largest=c;
	  }
	   
  } 
  
 document.write("Largest:"+largest+" among "+a+","+b+","+c);
  
}//end getLargest

function getLargest3(a,b,c){
  var largest=null;
   
  if(a>b){
	  
		 if(a>c){
			  largest=a;
		 }else{
			 largest=c;
		 }
	  
  }else{
	
		if(b>c){
		  largest=b;
		}else{	
		 largest=c;
		}  
	   
  } 
  
  document.write("Largest:"+largest+" among "+a+","+b+","+c);
  
}//end getLargest
</script>
</head>
<body>
<script>
	var a=parseInt(prompt("Enter a value:"));
	var b=parseInt(prompt("Enter a value:"));
	var c=parseInt(prompt("Enter a value:"));
 getLargest(a,b,c);
 document.write("<br/>");
 getLargest2(a,b,c);
 document.write("<br/>");
 getLargest3(a,b,c);
</script>

</body>
</html>

JavaScript program to find largest number among three numbers

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