PHP code of Calculator Program with Classes and Objects.
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<?php $result = ""; class PHP_Calculator { var $Number1; var $Number2; function Action($oprator) { switch($oprator) { case '+': return $this->x + $this->y; break; case '-': return $this->x - $this->y; break; case '*': return $this->x * $this->y; break; case '/': return $this->x / $this->y; break; default: return "Sorry No command found"; } } function getresult($Number1, $Number2, $c) { $this->x = $Number1; $this->y = $Number2; return $this->Action($c); } } $cal = new PHP_Calculator(); if(isset($_POST['submit'])) { $result = $cal->getresult($_POST['No1'],$_POST['No2'],$_POST['op']); } ?> <form method="post"> <table align="center"> <tr> <td><strong><?php echo $result; ?><strong></td> </tr> <tr> <td>Please Enter 1st Number</td> <td><input type="text" name="No1"></td> </tr> <tr> <td>Please Enter 2nd Number</td> <td><input type="text" name="No2"></td> </tr> <tr> <td>Select Oprator</td> <td><select name="op"> <option value="+">+</option> <option value="-">-</option> <option value="*">*</option> <option value="/">/</option> </select></td> </tr> <tr> <td></td> <td><input type="submit" name="submit" value=" = "></td> </tr> </table> </form> |
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