Hi,
Please i have this code which is not working correctly,please can somebody help write it incorrect order for me.
When i write it on a separate notepad then it works but when i write or combine them on a single notepad like what is here it do not work.
Help me please,here is the code
<html>
<body>
<script type="text/javascript">
function calculate(){
A=Number(document.frmone.txtfirstnumber.value)
B=Number(document.frmone.txtsecondnumber.value)
A=Number(A)
B=Number(B)
C=A+B
document.frmone.txtthirdnumber.value=C
if(Number(A) && Number(B)){
A=Number(A)
B=Number(B)
C=A+B
document.frmone.txtthirdnumber.value=C
}
else{
alert("Enter a number in both boxes")
}
}
// here is another subtraction code to calculate
function calculate(){
A=Number(document.frmone2.txtfirstnumber.value)
B=Number(document.frmone2.txtsecondnumber.value)
A=Number(A)
B=Number(B)
C=A-B
document.frmone2.txtthirdnumber.value=C
if(Number(A) && Number(B)){
A=Number(A)
B=Number(B)
C=A-B
document.frmone2.txtthirdnumber.value=C
}
else{
alert("Enter a number in both boxes")
}
}
// here is a palindrom code
function palinChecker()
{
var string = document.palindrome.input.value;
document.palindrome.palindrometext.value = reverseString(string);
if (isPalindrome(string))
{
alert("That IS a palindrome.");
}
else
{
alert("That is NOT a palindrome.");
}
}
<p>Here is palindrome checker code</p>
function isPalindrome (inputString)
{
var reversedString = reverseString(inputString);
return (reversedString==reverseString(reversedString));
}
function reverseString(stringToReverse)
{
stringToReverse = stringToReverse.toUpperCase();
var reversedString="";
var length= stringToReverse.length-1;
var ch;
for (var i=length; i>=0; i--)
{
ch = stringToReverse.charAt(i)
if(ch >='A' && ch <='Z')
{
reversedString += ch;
}
}
return reversedString;
}
</script>
</head>
<body>
<form name=frmone>
Value one: <input type=text name=txtfirstnumber size=5 value=""/>
value two: <input type=text name=txtsecondnumber size=5 value=""/>
Total:<input type=text name=txtthirdnumber size=5 value=""/>
<input type="button" value="Add Numbers" onclick="calculate()"/>
<p>this is a subtraction text field,just enter a number and get a result</p>
<form name=frmone2>
Value one: <input type=text name=txtfirstnumber size=5 value=""/>
value two: <input type=text name=txtsecondnumber size=5 value=""/>
Total:<input type=text name=txtthirdnumber size=5 value=""/>
<input type="button" value="Subtract Numbers" onclick="calculate()"/>
<p>Here is palindrome form filed</p>
<form name="palindrome">
<p>Enter phrase: <input type="text" name="input"><br>
<input type="button" name="check" value="Check if palindrome" onclick="palinChecker();"><br>
<input type="text" name="palindrometext" value=""></p>
</form>
</body>
</html>
Thank you.
Clement Osei.