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kathiravan
request this program
1 Answer(s)      6 years and 3 months ago
Posted in : JavaScript Questions

if three text box value in my program i want to check the three input boxes values and display greatest two values

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July 22, 2011 at 12:08 PM


<html>
<script>
function check(){
    var n1=document.getElementById("num1").value;
    var n2=document.getElementById("num2").value;
    var n3=document.getElementById("num3").value;

    if((!isNaN(n1))&&(!isNaN(n2))&&(!isNaN(n3))){
        var num1=parseInt(n1);
        var num2=parseInt(n2);
        var num3=parseInt(n3);
        var secondhighest;
        var highest=Math.max(num1,num2,num3);
        if(highest==num1){
           secondhighest=Math.max(num2,num3);
        }
        if(highest==num2){
           secondhighest=Math.max(num1,num3);
        }
        if(highest==num3){
           secondhighest=Math.max(num1,num2);
        }
        alert("Greatest Number: "+highest+" and Second Greatest Number: "+secondhighest);
    }
    else{
    alert("Entered values are not an integer!");
    var n1=document.getElementById("num1").value=" ";
    var n2=document.getElementById("num2").value=" ";
    var n3=document.getElementById("num3").value=" ";
    }
}
</script>
<table>
<tr><td>Enter Number1</td><td><input type="text" id="num1"></td></tr>
<tr><td>Enter Number2</td><td><input type="text" id="num2"></td></tr>
<tr><td>Enter Number3</td><td><input type="text" id="num3"></td></tr>
<tr><td></td><td><input type="button" value="Check" onclick="check();"></td></tr>
</html>

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