<html>
<body>
<?php
function arr(){
$a[0]=2;
$a[1]=4;
$a[2]="hello";
echo $a[0]." ".$a[1]."<br>".$a[2];
}
arr();
?>
</body>
</html>
<html>
<head>
<style>
.error {color: #FF0000;}
h2{
background-color:green;
color:white;
text-align:center;
}
.formstyle
{
width:320px;
height:650px;
border:6px solid blue;
background-color:black;
color:white;
}
input{
padding:5px;
margin:5px;
color:white;
background-color:grey;
border:3px solid white;
border-radius:20px;
}
.clear{
background-color:red;
width:310px;
color:white;
}
.h{
width:310px;
background-color:green;
padding:18px;
}
</style>
</head>
<body>
<?php
$nameErr=$emailErr=$genderErr=$websiteErr="";
$name=$email=$gender=$comment=$website="";
if ($_SERVER["REQUEST_METHOD"] == "POST") {
if (empty($_POST["name"])){
$nameErr = "Name is required";
}else {
$name = test_input($_POST["name"]);
}
if (empty($_POST["email"])) {
$emailErr = "Email is required";
}else {
$email = test_input($_POST["email"]);
if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
$emailErr = "Invalid email format";
}
}
if (empty($_POST["website"])) {
$website = "";
}else {
$website = test_input($_POST["website"]);
}
if (empty($_POST["comment"])) {
$comment = "";
}else {
$comment = test_input($_POST["comment"]);
}
if (empty($_POST["gender"])) {
$genderErr = "Gender is required";
}else {
$gender = test_input($_POST["gender"]);
}
}
function test_input($data) {
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
?>
<h2><center><b>PHP registration form</h2></b></center>
<p><span class = "error">* required field.</span></p>
<form method = "post" action = "<?php
echo htmlspecialchars($_SERVER["PHP_SELF"]);?>">
<table>
<tr>
<td>Name:</td>
<td><input type = "text" name = "name">
<span class = "error">* <?php echo $nameErr;?></span>
</td>
</tr>
<tr>
<td>E-mail: </td>
<td><input type = "text" name = "email">
<span class = "error">* <?php echo $emailErr;?></span>
</td>
</tr>
<tr>
<td>Time:</td>
<td> <input type = "text" name = "website">
<span class = "error"><?php echo $websiteErr;?></span>
</td>
</tr>
<tr>
<td>Classes:</td>
<td> <textarea name = "comment" rows = "5" cols = "40"></textarea></td>
</tr>
<tr>
<td>Gender:</td>
<td>
<input type = "radio" name = "gender" value = "female">Female
<input type = "radio" name = "gender" value = "male">Male
<span class = "error">* <?php echo $genderErr;?></span>
</td>
</tr>
<td>
<input type = "submit" name = "submit" value = "Submit">
</td>
</table>
</form>
<?php
echo "<h2>Your given values are as:</h2>";
echo $name;
echo "<br>";
echo $email;
echo "<br>";
echo $website;
echo "<br>";
echo $comment;
echo "<br>";
echo $gender;
?>
</body>
</html>