<!DOCTYPE html> <html> <head> <title>Calculate Salary</title> </head> <body> <form action="calc-sal.php" method="POST" > Name: <input type="text" name="name" /><br /> Sirname: <input type="text" name="sirname" /><br /> Salary: <input type="number" name="salary" /><br /> Age: <input type="number" name="age" /><br /> <input type="submit" /> </form> </body> </html>