Online PHP editor | rfc for d43BN

@ 2018-03-09T10:39:22Z

<?php

$input = ' $c=10; $x=100; ((800 + 20) - 800 / 2)';

$tokens = token_get_all("<?php {$input}");
$expr = '';

foreach($tokens as $token){
/* print_r($token);*/
  if(is_string($token)){

    if(in_array($token, array('(', ')', '+', '-', '/', '*','='), true))
      $expr .= $token;

   continue;   
  }

  list($id, $text) = $token;

  if(in_array($id, array(T_DNUMBER, T_LNUMBER, T_BOOLEAN_AND, T_BOOLEAN_OR, T_DEC, T_DIV_EQUAL,T_DOUBLE_CAST,T_ELSE,T_ELSEIF, T_ENDIF,T_IF,T_INC, T_IS_EQUAL, T_IS_GREATER_OR_EQUAL,T_IS_IDENTICAL,T_IS_NOT_EQUAL, T_IS_NOT_IDENTICAL, T_IS_SMALLER_OR_EQUAL, T_LOGICAL_AND	, T_LOGICAL_OR	,T_MINUS_EQUAL,T_MOD_EQUAL, T_MUL_EQUAL, T_OR_EQUAL, T_PLUS_EQUAL, T_POW, T_POW_EQUAL	, T_STRING_VARNAME,T_VARIABLE , T_XOR_EQUAL	)))
    {
        $expr .= $text;
    
       
    }
}

//eval("\$result = {$expr};");

print "\nexpr = " . $expr;

Output for git.master, git.master_jit, rfc.property-hooks: expr = $c=10$x=100((800+20)-800/2)

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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