3v4l.org

run code in 300+ PHP versions simultaneously
<?php $son = '{ "1":{ "id":"1", "name":"jack" }, "2":{ "id":"2", "name":"john" } }'; $json = (array) json_decode($son); //var_dump($json); var_dump($json['1']); // incorrect result var_dump($json[1]); // incorrect result $json = json_decode($son,true); var_dump($json['1']); // correct result

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.40.0090.00618.70
8.3.30.0120.00318.51
8.3.20.0150.00018.90
8.3.10.0000.00721.79
8.3.00.0040.00419.59
8.2.170.0040.01122.96
8.2.160.0000.01520.57
8.2.150.0060.00325.66
8.2.140.0080.00024.66
8.2.130.0050.00220.31
8.2.120.0070.00026.35
8.2.110.0070.01020.52
8.2.100.0090.00317.72
8.2.90.0050.00319.21
8.2.80.0080.00018.05
8.2.70.0040.00417.63
8.2.60.0090.00017.93
8.2.50.0000.00818.10
8.2.40.0030.00520.55
8.2.30.0040.00419.38
8.2.20.0040.00417.98
8.2.10.0040.00418.04
8.2.00.0040.00418.11
8.1.270.0000.00722.23
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0150.00422.68
8.1.230.0060.00619.14
8.1.220.0000.01117.74
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0060.00318.59
8.1.160.0000.00718.93
8.1.150.0040.00420.55
8.1.140.0060.00319.52
8.1.130.0030.00518.89
8.1.120.0000.00817.45
8.1.110.0080.00017.30
8.1.100.0040.00417.32
8.1.90.0000.00717.49
8.1.80.0030.00617.52
8.1.70.0000.00717.53
8.1.60.0050.00517.57
8.1.50.0040.00417.57
8.1.40.0070.00317.54
8.1.30.0000.00717.60
8.1.20.0090.00317.53
8.1.10.0040.00417.40
8.1.00.0000.00717.43
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.39
8.0.270.0070.00017.11
8.0.260.0030.00316.66
8.0.250.0000.00716.95
8.0.240.0030.00616.87
8.0.230.0000.00716.86
8.0.220.0030.00316.77
8.0.210.0030.00316.86
8.0.200.0000.00616.79
8.0.190.0030.00616.89
8.0.180.0000.00716.79
8.0.170.0000.00716.77
8.0.160.0000.00816.68
8.0.150.0080.00016.79
8.0.140.0000.00816.86
8.0.130.0000.00513.29
8.0.120.0060.00316.85
8.0.110.0000.00816.84
8.0.100.0040.00416.65
8.0.90.0040.00416.79
8.0.80.0120.00616.81
8.0.70.0030.00516.66
8.0.60.0060.00316.83
8.0.50.0040.00416.77
8.0.30.0060.01117.00
8.0.20.0130.00817.40
8.0.10.0070.00016.89
8.0.00.0090.00916.86
7.4.330.0050.00015.55
7.4.320.0050.00216.63
7.4.300.0030.00316.59
7.4.290.0030.00516.45
7.4.280.0000.00916.65
7.4.270.0000.00716.53
7.4.260.0030.00313.28
7.4.250.0060.00316.38
7.4.240.0040.00316.63
7.4.230.0070.00016.58
7.4.220.0140.00416.62
7.4.210.0050.01016.47
7.4.200.0000.00716.63
7.4.160.0100.00616.44
7.4.150.0070.01317.40
7.4.140.0110.00917.86
7.4.130.0080.01216.55
7.4.120.0080.01516.58
7.4.110.0100.01016.34
7.4.100.0070.01116.31
7.4.90.0130.01016.46
7.4.80.0090.01319.39
7.4.70.0130.00316.41
7.4.60.0110.00416.53
7.4.50.0030.01416.58
7.4.40.0120.00416.49
7.4.30.0100.00716.48
7.4.00.0000.01614.76
7.3.330.0030.00313.18
7.3.320.0050.00013.11
7.3.310.0030.00316.27
7.3.300.0000.00716.12
7.3.290.0000.00716.06
7.3.280.0080.01116.22
7.3.270.0170.00017.40
7.3.260.0090.00916.35
7.3.250.0140.00916.50
7.3.240.0080.00916.36
7.3.230.0180.00416.38
7.3.210.0080.01116.47
7.3.200.0080.01216.42
7.3.190.0030.01316.36
7.3.180.0100.01116.26
7.3.170.0080.00816.26
7.3.160.0120.01116.58
7.3.10.0030.00716.75
7.3.00.0060.00616.52
7.2.330.0110.00816.50
7.2.320.0100.00716.66
7.2.310.0130.01016.81
7.2.300.0070.01016.53
7.2.290.0130.00616.51
7.2.130.0060.00616.80
7.2.120.0030.00817.04
7.2.110.0030.01016.89
7.2.100.0000.01316.60
7.2.90.0060.00616.79
7.2.80.0080.00416.79
7.2.70.0040.00816.89
7.2.60.0060.00816.93
7.2.50.0060.00616.92
7.2.40.0070.00717.12
7.2.30.0070.00716.84
7.2.20.0000.01416.95
7.2.10.0030.00717.08
7.2.00.0070.01218.31
7.1.250.0060.00615.69
7.1.200.0110.00415.46
7.1.100.0030.01017.80
7.1.70.0000.01517.89
7.1.60.0070.00317.89
7.1.50.0040.00817.89
7.1.40.0000.01217.89
7.1.30.0040.00817.89
7.1.20.0080.00417.89
7.1.10.0000.01117.89
7.1.00.0050.00317.89
7.0.200.0070.00017.89
7.0.190.0000.00817.89
7.0.180.0000.00817.89
7.0.170.0000.00817.89
7.0.160.0030.00517.89
7.0.150.0000.01017.89
7.0.140.0040.00417.89
7.0.130.0040.00417.89
7.0.120.0080.00017.89
7.0.110.0030.01317.89
7.0.100.0040.00417.89
7.0.90.0030.01217.89
7.0.80.0040.00417.89
7.0.70.0070.00717.89
7.0.60.0050.00217.89
7.0.50.0040.00417.89
7.0.40.0000.00917.89
7.0.30.0000.00917.89
7.0.20.0000.00717.89
7.0.10.0040.00417.89
7.0.00.0000.00817.89

preferences:
40.91 ms | 400 KiB | 5 Q