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@ 2016-05-30T12:32:57Z

<?php
class MyClass{}
$testobj = new MyClass;
$teststring = '';
$testinteger = 0;
$testfloat = 0.0;
$testarray = array();
$testresource = fopen("http://ya.ru", "r");
$testboolean = false;

if(empty($testobj))
  echo "TestObj is empty - ". gettype($testobj);
else
  var_dump($testobj);
 
if(empty($testnull)) 
 echo 'TestNUll is empty - '. gettype($testnull); // 
 
if(empty($teststring))
 echo 'TestString is empty - '.gettype($teststring); //
 
if(empty($testinteger))
 echo 'TestInteger is empty - '.gettype($testinteger);
 
if(empty($testfloat))
 echo 'TestFloat is empty - '.gettype($testfloat);
 
if(empty($testarray))
 echo 'TestArray is empty'.gettype($testarray);
 
if(empty($testresource))
 echo 'TestResource is empty'.gettype($testresource);
else
 echo "TestResource is not empty";
 
var_dump($testresource);

if(empty($testboolean))
 echo 'TestFloat is empty - '.gettype($testboolean);
?>

Output for git.master, git.master_jit, rfc.property-hooks: Warning: fopen(): php_network_getaddresses: getaddrinfo for ya.ru failed: System error in /in/JOs3A on line 8 Warning: fopen(http://ya.ru): Failed to open stream: php_network_getaddresses: getaddrinfo for ya.ru failed: System error in /in/JOs3A on line 8 object(MyClass)#1 (0) { } Warning: Undefined variable $testnull in /in/JOs3A on line 17 TestNUll is empty - NULLTestString is empty - stringTestInteger is empty - integerTestFloat is empty - doubleTestArray is emptyarrayTestResource is emptybooleanbool(false) TestFloat is empty - boolean

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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