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@ 2017-07-13T15:43:55Z

<?php

var_dump( filter_var(1, FILTER_VALIDATE_BOOLEAN) );
var_dump( !(!1) );

echo str_repeat('-', 30) . PHP_EOL;

var_dump( filter_var('1', FILTER_VALIDATE_BOOLEAN) );
var_dump( !(!'1') );

echo str_repeat('-', 30) . PHP_EOL;

var_dump( filter_var('y', FILTER_VALIDATE_BOOLEAN) );
var_dump( !(!'1') );

echo str_repeat('-', 30) . PHP_EOL;

var_dump( filter_var(0, FILTER_VALIDATE_BOOLEAN) );
var_dump( !(!0) );

echo str_repeat('-', 30) . PHP_EOL;

var_dump( filter_var('0', FILTER_VALIDATE_BOOLEAN) );
var_dump( !(!'0') );

echo str_repeat('-', 30) . PHP_EOL;

var_dump( filter_var('n', FILTER_VALIDATE_BOOLEAN) );
var_dump( !(!'0') );

echo str_repeat('-', 30) . PHP_EOL;

var_dump( filter_var(true, FILTER_VALIDATE_BOOLEAN) );
var_dump( !(!true) );

echo str_repeat('-', 30) . PHP_EOL;

var_dump( filter_var(false, FILTER_VALIDATE_BOOLEAN) );
var_dump( !(!false) );

Output for git.master, git.master_jit, rfc.property-hooks: bool(true) bool(true) ------------------------------ bool(true) bool(true) ------------------------------ bool(false) bool(true) ------------------------------ bool(false) bool(false) ------------------------------ bool(false) bool(false) ------------------------------ bool(false) bool(false) ------------------------------ bool(true) bool(true) ------------------------------ bool(false) bool(false)

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Archived branches

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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