What is Odd Even ?
Odd Number : Any integer that cannot be divided exactly by 2 is an odd number
Odd Number : 1 3 5 7 9 11
Even Numbers : Any integer that can be divided exactly by 2 is an even number.
Even Numbers : 0 2 4 6 8 10
Single Line Program
//Single Line Program $res = ($number % 2 == 0)? " Even " : " Odd ";
Odd Even Function
//Odd Even Function
function oddeven($number) {
//Even : 0 2 4 6 8
//Odd : 1 3 5 7 9
if (is_numeric($number)) {
if ($number % 2 == 0) {
return "Even";
} else {
return "Odd";
}
} else {
return false;
}
}
echo oddeven(7);
//OddOdd Even Using Forms
<?php
function oddeven($number) {
//0 2 4 Even Odd 1 3 5
if (is_numeric($number) && $number <= 1000) {
if ($number % 2 == 0) {
return "Even";
} else {
return "Odd";
}
} else {
return false;
}
}
$res = false;
if (isset($_POST["submitpost"])) {
$number = $_POST["number"];
$value = oddeven($number);
$result = ($value) ? "$number is $value" : "Number is Longer";
$res = true;
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>Odd Even Numbers Using Form</title>
</head>
<body>
<div>
<h3>Odd Even Numbers Using Form</h3>
<form method="post">
<p>
<strong>
Enter The Numbers :
</strong> <input type="number" name="number" value="<?php $number; ?>" max="1000" /> </p>
<p> <input type="submit" name="submitpost" value="Submit" /> </p>
</form>
</div>
<div>
<?php
if ($res)
echo "$result";
?>
</div>
</body>
</html>Demo
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