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@ 2015-08-16T08:08:34Z

<?php

  function add($x,$y){

       $add=$x + $y;
       return $add;

   }
   function subtract($x,$y){

       $subtract=$x - $y;
       return $subtract;

   }
   function multiply($x,$y){

       $multiply=$x * $y;
       return $multiply;

   }
   function divide($x,$y){

       $divide=$x / $y;
       return $divide;

   }


   if(isset($_POST['submit'])){
       $x=$_POST['num1'];
       $y=$_POST['num2'];
       $z=$_POST['express'];
       if($z == 'add'){
           $result=add($x,$y);  
       }
       else if($z=='subtract'){
           $result=subtract($x,$y);

       }
       else if($z=='multiply'){
           $result=multiply($x,$y);

       }
       else{
           $result=divide($x,$y);

       }

   }

?>

<html>
<body>
<form action="#" method="post">
Num1:<input name="num1"><br>
<input type='radio'  name='express' value='add'>+
<input type='radio'  name='express' value='subtract'>-
<input type='radio'  name='express' value='multiply'>*
<input type='radio'  name='express' value='divide'>/
<br>
Num2:<input name="num2"> 
Result<input value='<?php if(isset($result)){echo $result;} ?>'>
<input type="submit" name="submit">
</form>

</body>
</html>

Output for git.master, git.master_jit, rfc.property-hooks: <html> <body> <form action="#" method="post"> Num1:<input name="num1"><br> <input type='radio' name='express' value='add'>+ <input type='radio' name='express' value='subtract'>- <input type='radio' name='express' value='multiply'>* <input type='radio' name='express' value='divide'>/ <br> Num2:<input name="num2"> Result<input value=''> <input type="submit" name="submit"> </form> </body> </html>

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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