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<?php $a = json_decode('{"3":{"friend":45,"all":100},"2":{"friend":30,"all":50},"1":{"friend":25,"all":25}}'); $b = (array) $a; $n = '3'; var_dump($b); var_dump($b[$n]);
Output for 7.0.0 - 7.1.0
array(3) { ["3"]=> object(stdClass)#1 (2) { ["friend"]=> int(45) ["all"]=> int(100) } ["2"]=> object(stdClass)#3 (2) { ["friend"]=> int(30) ["all"]=> int(50) } ["1"]=> object(stdClass)#4 (2) { ["friend"]=> int(25) ["all"]=> int(25) } } Notice: Undefined offset: 3 in /in/X7PK3 on line 6 NULL
Output for 5.3.0 - 5.3.29, hhvm-3.10.0 - 3.12.0
array(3) { ["3"]=> object(stdClass)#2 (2) { ["friend"]=> int(45) ["all"]=> int(100) } ["2"]=> object(stdClass)#3 (2) { ["friend"]=> int(30) ["all"]=> int(50) } ["1"]=> object(stdClass)#4 (2) { ["friend"]=> int(25) ["all"]=> int(25) } } Notice: Undefined index: 3 in /in/X7PK3 on line 6 NULL
Output for 5.4.0 - 5.6.28
array(3) { ["3"]=> object(stdClass)#2 (2) { ["friend"]=> int(45) ["all"]=> int(100) } ["2"]=> object(stdClass)#3 (2) { ["friend"]=> int(30) ["all"]=> int(50) } ["1"]=> object(stdClass)#4 (2) { ["friend"]=> int(25) ["all"]=> int(25) } } Notice: Undefined offset: 3 in /in/X7PK3 on line 6 NULL
Output for 5.2.0 - 5.2.17
array(3) { ["3"]=> object(stdClass)#2 (2) { ["friend"]=> int(45) ["all"]=> int(100) } ["2"]=> object(stdClass)#3 (2) { ["friend"]=> int(30) ["all"]=> int(50) } ["1"]=> object(stdClass)#4 (2) { ["friend"]=> int(25) ["all"]=> int(25) } } Notice: Undefined index: 3 in /in/X7PK3 on line 6 NULL
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/X7PK3 on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_decode() in /in/X7PK3 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_decode() in /in/X7PK3 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_decode() in /in/X7PK3 on line 2