Preview :
New Web Project
Enter a string :
Code :
Code :
<html>
<head>
<title>New Web Project</title>
</head>
<body>
<script type="text/javascript">
function pal() {
var b;
var a = document.getElementById('str');
var c1 = a.value.length;
var flag=0;
for(b=0; b<c1/2;b++) {
if(a.value.charAt(b)==a.value.charAt(--c1)) {
flag=0;
}
else {
flag=1;
break; } } if(flag!=1) { document.getElementById("lbl").innerHTML = "The string is Palindrome"; document.getElementById("fnt").style.color = "green"; } else { document.getElementById("lbl").innerHTML = "The string is not Palindrome"; document.getElementById("fnt").style.color = "red"; } return; } function foc() { var a = document.getElementById("str"); if(a.value == "enter string...") a.value = ""; return; } function foc_lost() { var b = document.getElementById("str"); if(b.value == "") b.value = "enter string..."; return; } </script> Enter a string : <input type="text" name="string" id="str" value="enter string..." onfocus="return foc()" onblur="return foc_lost()"/> <input type="button" onclick="return pal()" value="Check"/><br /> <font id="fnt"><label id="lbl"></label></font> </body> </html>
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