Simple PHP Program code of Calculator with GET method.
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<?php $result = ""; class GET_Calculator { var $FirstNumber; var $SecondNumber; function T4Tutorials($oprator) { switch($oprator) { case '+': return $this->s + $this->t; break; case '-': return $this->s - $this->t; break; case '*': return $this->s * $this->t; break; case '/': return $this->s / $this->t; break; default: return "Sorry No command found"; } } function getresult($FirstNumber, $SecondNumber, $c) { $this->s = $FirstNumber; $this->t = $SecondNumber; return $this->T4Tutorials($c); } } $cal = new GET_Calculator(); if(isset($_GET['submit'])) { $result = $cal->getresult($_GET['No1'],$_GET['No2'],$_GET['op']); } ?> <form method="GET"> <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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