rfc:uniform_variable_syntax

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision		Previous revision
Next revisionBoth sides next revision
rfc:uniform_variable_syntax [2014/06/09 13:19] – fix typo nikicrfc:uniform_variable_syntax [2014/07/30 00:03] – Whatever we'd both like it to have been, this is for 7, not 6 ;) ajf
Line 2: Line 2:
   * Date: 2014-05-31   * Date: 2014-05-31
   * Author: Nikita Popov <nikic@php.net>   * Author: Nikita Popov <nikic@php.net>
-  * Status: Under Discussion +  * Status: Accepted (for PHP 7) 
-  * Proposed for: PHP 6+  * Discussion: http://markmail.org/message/mr4ihbubfbdxygci
  
 ===== Introduction ===== ===== Introduction =====
Line 52: Line 52:
                         // old meaning            // new meaning                         // old meaning            // new meaning
 $$foo['bar']['baz']     ${$foo['bar']['baz']}     ($$foo)['bar']['baz'] $$foo['bar']['baz']     ${$foo['bar']['baz']}     ($$foo)['bar']['baz']
-Foo::$bar['baz']()      Foo::{$bar['baz']}()      (Foo::$bar)['baz']()+$foo->$bar['baz']       $foo->{$bar['baz']}       ($foo->$bar)['baz']
 $foo->$bar['baz']()     $foo->{$bar['baz']}()     ($foo->$bar)['baz']() $foo->$bar['baz']()     $foo->{$bar['baz']}()     ($foo->$bar)['baz']()
 +Foo::$bar['baz']()      Foo::{$bar['baz']}()      (Foo::$bar)['baz']()
 </code> </code>
  
Line 195: Line 196:
 ''%%$bar%%'', even though it is not necessary and never used. This is once again related to the way static member access ''%%$bar%%'', even though it is not necessary and never used. This is once again related to the way static member access
 needs to be implemented to support our weird indirect reference semantics. needs to be implemented to support our weird indirect reference semantics.
- 
-=== TODO === 
  
 ===== Proposal ===== ===== Proposal =====
Line 272: Line 271:
 <code> <code>
 $$foo['bar']['baz']   interpreted as   ($$foo)['bar']['baz'] $$foo['bar']['baz']   interpreted as   ($$foo)['bar']['baz']
-Foo::$bar['baz']()    interpreted as   (Foo::$bar)['baz']()+$foo->$bar['baz']     interpreted as   ($foo->$bar)['baz']
 $foo->$bar['baz']()   interpreted as   ($foo->$bar)['baz']() $foo->$bar['baz']()   interpreted as   ($foo->$bar)['baz']()
 +Foo::$bar['baz']()    interpreted as   (Foo::$bar)['baz']()
 </code> </code>
  
Line 349: Line 349:
                         // old meaning            // new meaning                         // old meaning            // new meaning
 $$foo['bar']['baz']     ${$foo['bar']['baz']}     ($$foo)['bar']['baz'] $$foo['bar']['baz']     ${$foo['bar']['baz']}     ($$foo)['bar']['baz']
-Foo::$bar['baz']()      Foo::{$bar['baz']}()      (Foo::$bar)['baz']()+$foo->$bar['baz']       $foo->{$bar['baz']}       ($foo->$bar)['baz']
 $foo->$bar['baz']()     $foo->{$bar['baz']}()     ($foo->$bar)['baz']() $foo->$bar['baz']()     $foo->{$bar['baz']}()     ($foo->$bar)['baz']()
 +Foo::$bar['baz']()      Foo::{$bar['baz']}()      (Foo::$bar)['baz']()
 </code> </code>
  
Line 383: Line 384:
 The main changes are limited to the language parser and compiler. Furthermore some opcode handlers had to be modified The main changes are limited to the language parser and compiler. Furthermore some opcode handlers had to be modified
 to support ''CONST'' and ''TMP'' operands. to support ''CONST'' and ''TMP'' operands.
 +
 +===== Vote =====
 +
 +As this is a language change, a 2/3 majority is required for acceptance. The vote started on 2014-07-07 and ended on 2014-07-14.
 +
 +<doodle title="Implement Uniform Variable Syntax in PHP 6?" auth="nikic" voteType="single" closed="true">
 +   * Yes
 +   * No
 +</doodle>
 +
rfc/uniform_variable_syntax.txt · Last modified: 2017/09/22 13:28 by 127.0.0.1

Page Tools