1

register.php

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 
  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
</head>

<body>
  <form id="form1" name="form1" method="post" action="display.php">
    <table width="368" border="0" align="center">
      <tr>
        <td colspan="3"><div align="center">Register</div></td>
      </tr>
      <tr>
        <td width="177">Enter Full Name </td>
        <td width="9">:</td>
        <td width="168"><input type="text" name="name" /></td>
      </tr>
      <tr>
        <td>Enter Email </td>
        <td>:</td>
        <td><input type="text" name="email" /></td>
      </tr>
      <tr>
        <td>Enter Mobile no </td>
        <td>:</td>
        <td><input type="text" name="mobileno" /></td>
      </tr>
      <tr>
        <td>Gender</td>
        <td>:</td>
        <td>Male 
          <input name="gender" type="radio" value="male" /> 
          Female 
          <input name="gender" type="radio" value="female" /></td>
      </tr>
      <tr>
        <td>Address</td>
        <td>: </td>
        <td><textarea name="address"></textarea></td>
      </tr>
      <tr>
        <td>Create Username </td>
        <td>:</td>
        <td><input type="text" name="username" /></td>
      </tr>
      <tr>
        <td>Create Password </td>
        <td>:</td>
        <td><input type="text" name="password" /></td>
      </tr>
      <tr>
        <td colspan="3"><div align="center">
          <input type="submit" name="register" value="Submit" />
        </div></td>
      </tr>
    </table>
  </form>
</body>
</html>

display.php

<?php
if (isset($_POST['register'])) {
    echo "Hello<br />";
    echo "Name: " . $_POST['name'] . "<br />";
    echo "Email: " . $_POST['email'] . "<br />";
    echo "Mobile No: " . $_POST['mobileno'] . "<br />";
    echo "Gender: " . $_POST['gender'] . "<br />";
    echo "Address: " . $_POST['address'] . "<br />";
    echo "Username: " . $_POST['username'] . "<br />";
    echo "Password: " . $_POST['password'] . "<br />";
}
?>


2


<?php
    if(isset($_POST['Submit']))
    {
        $p = $_REQUEST['Amount'];
        $t = $_REQUEST['Year'];
        $r = $_REQUEST['Rate'];
        $SI = ($p * $t * $r) / 100;
        $ans = "interest is ".$SI;
    }
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
</head>

<body>
<form id="form1" name="form1" method="post" action="">
  <table width="200" border="0" align="center">
    <tr>
      <td colspan="3"><div align="center"><?php echo $ans; ?></div></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">Simple interest calculation</div></td>
    </tr>
    <tr>
      <td width="87">Amount</td>
      <td width="8">:</td>
      <td width="91"><input type="text" name="Amount" /></td>
    </tr>
    <tr>
      <td>Year</td>
      <td>:</td>
      <td><input type="text" name="Year" /></td>
    </tr>
    <tr>
      <td>Rate</td>
      <td>:</td>
      <td><input type="text" name="Rate" /></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
  </table>
</form>
</body>
</html>

3


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
</head>

<body>
<form id="form1" name="form1" method="post" action="">
  <table width="200" border="0" align="center">
    <tr>
      <td colspan="3"><div align="center">Enter name and age</div></td>
    </tr>
    <tr>
      <td width="87">Name</td>
      <td width="8">:</td>
      <td width="91"><input type="text" name="name" /></td>
    </tr>
    <tr>
      <td>Age</td>
      <td>:</td>
      <td><input type="text" name="age" /></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
    <tr>
        <?php
            if(isset($_POST['Submit']))
            {
                $name = $_REQUEST['name'];
                $age = $_REQUEST['age'];
                $ans = "My name is ".$name." And my age is ".$age;
                echo "<td colspan='3'><div align='center'>$ans</div></td>";
            }
        ?>
    </tr>
  </table>
</form>
</body>
</html>

4


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
</head>

<body>
<form id="form1" name="form1" method="post" action="">
  <table width="200" border="0" align="center">
    <tr>
      <td colspan="3"><div align="center">Enter two nums</div></td>
    </tr>
    <tr>
      <td width="87">Num1</td>
      <td width="8">:</td>
      <td width="91"><input type="text" name="num1" /></td>
    </tr>
    <tr>
      <td>Num2</td>
      <td>:</td>
      <td><input type="text" name="num2" /></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
    <tr>
        <?php
            if(isset($_POST['Submit']))
            {
                $num1 = $_REQUEST['num1'];
                $num2 = $_REQUEST['num2'];
                $ans;
                if($num1 > $num2)
                {
                    echo "<td colspan='3'><div align='center'>Num1 is higher $num1</div></td>";
                }
                else if($num1 < $num2)
                {
                    echo "<td colspan='3'><div align='center'>Num2 is higher $num2</div></td>";
                }
                else
                {
                    echo "<td colspan='3'><div align='center'>Num2 and Num1 both are same</div></td>";
                }
            }
        ?>
    </tr>
  </table>
</form>
</body>
</html>

5


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
</head>

<body>
<form id="form1" name="form1" method="post" action="">
  <table width="200" border="0" align="center">
    <tr>
      <td colspan="3"><div align="center">Enter student marks</div></td>
    </tr>
    <tr>
      <td width="87">sub1</td>
      <td width="8">:</td>
      <td width="91"><input type="text" name="sub1" /></td>
    </tr>
    <tr>
      <td>sub2</td>
      <td>:</td>
      <td><input type="text" name="sub2" /></td>
    </tr>
	<tr>
      <td>sub3</td>
      <td>:</td>
      <td><input type="text" name="sub3" /></td>
    </tr>
	<tr>
      <td>sub4</td>
      <td>:</td>
      <td><input type="text" name="sub4" /></td>
    </tr>
	<tr>
      <td>sub5</td>
      <td>:</td>
      <td><input type="text" name="sub5" /></td>
    </tr>
	<tr>
      <td>sub6</td>
      <td>:</td>
      <td><input type="text" name="sub6" /></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
	<tr>
		<?php
	  	if(isset($_POST['Submit']))
		{
			$sub1 = $_REQUEST['sub1'];
			$sub2 = $_REQUEST['sub2'];
			$sub3 = $_REQUEST['sub3'];
			$sub4 = $_REQUEST['sub4'];
			$sub5 = $_REQUEST['sub5'];
			$sub6 = $_REQUEST['sub6'];
			$tot = $sub1 + $sub2 + $sub3 + $sub4 + $sub5 + $sub6;
			$per = $tot/6;
			if($per <= 100 && $per > 90)
			{
				echo "<td colspan='3'><div align='center'>A</div></td>";
			}
			else if($per <= 90 && $per > 80)
			{
				echo "<td colspan='3'><div align='center'>B</div></td>";
			}
			else if($per <= 80 && $per > 70)
			{
				echo "<td colspan='3'><div align='center'>C</div></td>";
			}
			else if($per <= 70 && $per > 60)
			{
				echo "<td colspan='3'><div align='center'>D</div></td>";
			}
			else
			{
				echo "<td colspan='3'><div align='center'>F</div></td>";
			}
		}
	  ?>
    </tr>
  </table>
</form>
</body>
</html>

6


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
<style type="text/css">
<!--
.style1 {font-style: italic}
.style2 {font-size: 36px}
-->
</style>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
  <table width="427" border="0" align="center">
    <tr>
      <td colspan="3"><label>
        <div align="center" class="style2">Students Information </div>
      </label></td>
    </tr>
    <tr>
      <td width="186"><span class="style1">
        <label></label>
      </span>Students Name </td>
      <td width="11">:</td>
      <td width="208"><span class="style1">
        <input type="text" name="name" />
      </span></td>
    </tr>
    <tr>
      <td>Students RollNo. </td>
      <td>:</td>
      <td><em>
        <input type="text" name="Rollno" />
      </em></td>
    </tr>
    <tr>
      <td>Students Division </td>
      <td>:</td>
      <td><input type="text" name="Div" /></td>
    </tr>
    <tr>
      <td>Students Course </td>
      <td>:</td>
      <td><input type="text" name="Course" /></td>
    </tr>
    <tr>
      <td>Students Sem </td>
      <td>:</td>
      <td><input type="text" name="Sem" /></td>
    </tr>
    <tr>
      <td>Students Collage/University </td>
      <td>:</td>
      <td><input type="text" name="Cname" /></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
    <tr>
      <td colspan="3"><?php
			if(isset($_REQUEST['Submit']))
			{
				$name = $_REQUEST['name'];
				$Rollno = $_REQUEST['Rollno'];
				$Div = $_REQUEST['Div'];
				$Course = $_REQUEST['Course'];
				$Sem = $_REQUEST['Sem'];
				$Cname = $_REQUEST['Cname'];
				$arr = array($name, $Rollno, $Div, $Course, $Sem, $Cname);
				foreach ($arr as $value) {
						// Code to execute for each $value
						echo $value.", ";
				}
			}
	  ?></td>
    </tr>
  </table>
</form>
</body>
</html>

7


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
<style type="text/css">
<!--
.style1 {font-style: italic}
.style2 {font-size: 36px}
-->
</style>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
  <table width="427" border="0" align="center">
    <tr>
      <td colspan="3"><label>
        <div align="center" class="style2">String Compare</div>
      </label></td>
    </tr>
    <tr>
      <td width="186"><span class="style1">
        <label></label>
      </span>Enter the First String </td>
      <td width="11">:</td>
      <td width="208"><span class="style1">
        <input name="Str1" type="text" id="Str1" />
      </span></td>
    </tr>
    <tr>
      <td>Enter the Second String</td>
      <td>:</td>
      <td><em>
        <input name="Str2" type="text" id="Str2" />
      </em></td>
    </tr>

    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
    <tr>
      <td colspan="3"><?php
			if(isset($_REQUEST['Submit']))
			{
				$Str1 = $_REQUEST['Str1'];
				$Str2 = $_REQUEST['Str2'];
				if(strcmp($Str1, $Str2)== 0)
					echo"Both String Are Same....";
				else
					echo"Both Are Not Same....";
			}
	  ?></td>
    </tr>
  </table>
</form>
</body>
</html>

8


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
<style type="text/css">
<!--
.style1 {font-style: italic}
.style2 {font-size: 36px}
-->
</style>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
  <table width="427" border="0" align="center">
    <tr>
      <td colspan="3"><label>
        <div align="center" class="style2">Count Number of Words </div>
      </label></td>
    </tr>
    <tr>
      <td width="186"><span class="style1">
        <label></label>
      </span>Enter the String </td>
      <td width="11">:</td>
      <td width="208"><span class="style1">
        <input name="Str1" type="text" id="Str1" />
      </span></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
    <tr>
      <td colspan="3"><?php
			if(isset($_REQUEST['Submit']))
			{
				$Str1 = $_REQUEST['Str1'];
				$wordCount = str_word_count($Str1);
				echo "Number of words in the string: " . $wordCount;
			}
	  ?></td>
    </tr>
  </table>
</form>
</body>
</html>

9


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
<style type="text/css">
<!--
.style1 {font-style: italic}
.style2 {font-size: 36px}
-->
</style>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
  <table width="427" border="0" align="center">
    <tr>
      <td colspan="3"><label>
        <div align="center" class="style2">Reverse String </div>
      </label></td>
    </tr>
    <tr>
      <td width="186"><span class="style1">
        <label></label>
      </span>Enter the String </td>
      <td width="11">:</td>
      <td width="208"><span class="style1">
        <input name="Str1" type="text" id="Str1" />
      </span></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
    <tr>
      <td colspan="3"><?php
			if(isset($_REQUEST['Submit']))
			{
				$Str1 = $_REQUEST['Str1'];
				$rev = strrev($Str1);
				echo "The Reverse String is: " . $rev;
			}
	  ?></td>
    </tr>
  </table>
</form>
</body>
</html>

10


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
<style type="text/css">
<!--
.style1 {font-style: italic}
.style2 {font-size: 36px}
-->
</style>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
  <table width="427" border="0" align="center">
    <tr>
      <td colspan="3"><label>
        <div align="center" class="style2">Merge Array</div>
      </label></td>
    </tr>
    <tr>
      <td width="186"><span class="style1">
        <label></label>
      </span>Enter your name </td>
      <td width="11">::</td>
      <td width="208"><span class="style1">
        <input name="name1" type="text" id="name1" />
      </span></td>
    </tr>
    <tr>
      <td>Enter your Father name </td>
      <td>:</td>
      <td><span class="style1">
        <input name="name2" type="text" id="name2" />
      </span></td>
    </tr>
    <tr>
      <td>Enter your Grand Father Name </td>
      <td>:</td>
      <td><span class="style1">
        <input name="name3" type="text" id="name3" />
      </span></td>
    </tr>
    <tr>
      <td>Enter your Surname </td>
      <td>:</td>
      <td><span class="style1">
        <input name="name4" type="text" id="name4" />
      </span></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
    <tr>
      <td colspan="3"><?php
			if(isset($_REQUEST['Submit']))
			{
				$name1 = $_REQUEST['name1'];
				$name2 = $_REQUEST['name2'];
				$name3 = $_REQUEST['name3'];
				$name4 = $_REQUEST['name4'];
				$arr1 = [$name1, $name2];
				$arr2 = [$name3, $name4];
				print_r($arr1);
				echo "<br />";
				print_r($arr2);
				echo "<br />";
				$mergedArray = array_merge($arr1, $arr2);
				print_r($mergedArray);
			}
	  ?></td>
    </tr>
  </table>
</form>
</body>
</html>

11


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Untitled Document</title>
<style type="text/css">
<!--
.style1 {font-style: italic}
.style2 {font-size: 36px}
-->
</style>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
  <table width="427" border="0" align="center">
    <tr>
      <td colspan="3"><label>
        <div align="center" class="style2">Binary To Decimal </div>
      </label></td>
    </tr>
    <tr>
      <td width="186">Enter your Binary Value </td>
      <td width="11">:</td>
      <td width="208"><span class="style1">
        <input name="BR" type="text" id="BR" />
      </span></td>
    </tr>
    <tr>
      <td colspan="3"><div align="center">
        <input type="submit" name="Submit" value="Submit" />
      </div></td>
    </tr>
    <tr>
      <td colspan="3"><?php
			if(isset($_REQUEST['Submit']))
			{
				$BR = $_REQUEST['BR'];
				$decimal = bindec($BR); // Convert to decimal

				echo "Binary: $BR<br>";
				echo "Decimal: $decimal";
			}
	  ?></td>
    </tr>
  </table>
</form>
</body>
</html>