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@ 2021-10-13T09:50:32Z

<?php

$map = [];

print "Empty array\n";
var_dump($map['rollback_action'] == 0);
var_dump(!isset($map['rollback_action']) || $map['rollback_action'] == 0);

$map = false;
print "\n\nFalse\n";
var_dump($map['rollback_action'] == 0);
var_dump(!isset($map['rollback_action']) || $map['rollback_action'] == 0);

$map['rollback_action'] = NULL;
print "\n\nNULL value\n";
var_dump($map['rollback_action'] == 0);
var_dump(!isset($map['rollback_action']) || $map['rollback_action'] == 0);

$map['rollback_action'] = 0;
print "\n\n0 value\n";
var_dump($map['rollback_action'] == 0);
var_dump(!isset($map['rollback_action']) || $map['rollback_action'] == 0);

$map['rollback_action'] = 1;
print "\n\n1 value\n";
var_dump($map['rollback_action'] == 0);
var_dump(!isset($map['rollback_action']) || $map['rollback_action'] == 0);

Output for git.master, git.master_jit: Empty array Warning: Undefined array key "rollback_action" in /in/hGIMP on line 6 bool(true) bool(true) False Warning: Trying to access array offset on value of type bool in /in/hGIMP on line 11 bool(true) bool(true) Deprecated: Automatic conversion of false to array is deprecated in /in/hGIMP on line 14 NULL value bool(true) bool(true) 0 value bool(true) bool(true) 1 value bool(false) bool(false)
Output for rfc.property-hooks: Empty array Warning: Undefined array key "rollback_action" in /in/hGIMP on line 6 bool(true) bool(true) False Warning: Trying to access array offset on false in /in/hGIMP on line 11 bool(true) bool(true) Deprecated: Automatic conversion of false to array is deprecated in /in/hGIMP on line 14 NULL value bool(true) bool(true) 0 value bool(true) bool(true) 1 value bool(false) bool(false)

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Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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