3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = json_decode('{"1":"1","2":"1","3":"1","4":"1","12":"1"}'); var_dump($array); var_dump(isset($array->{12}));

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)
8.3.60.0100.00716.38
8.3.50.0080.01021.99
8.3.40.0070.00718.67
8.3.30.0070.00718.72
8.3.20.0070.00018.96
8.3.10.0030.00621.72
8.3.00.0040.00420.75
8.2.180.0190.00316.63
8.2.170.0090.00622.96
8.2.160.0070.00719.37
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0060.00322.04
8.2.120.0040.00426.35
8.2.110.0120.00021.02
8.2.100.0090.00317.72
8.2.90.0000.00818.92
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0060.00317.80
8.2.50.0080.00018.10
8.2.40.0000.00822.33
8.2.30.0030.00519.29
8.2.20.0040.00417.54
8.2.10.0000.00717.95
8.2.00.0070.00317.87
8.1.280.0070.01025.92
8.1.270.0000.00923.83
8.1.260.0000.00728.09
8.1.250.0040.00428.09
8.1.240.0100.00023.88
8.1.230.0040.00717.42
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0040.00717.23
8.1.190.0060.00317.11
8.1.180.0040.00418.10
8.1.170.0040.00418.53
8.1.160.0030.00322.01
8.1.150.0080.00018.71
8.1.140.0060.00319.56
8.1.130.0000.00717.60
8.1.120.0000.00817.48
8.1.110.0030.00317.39
8.1.100.0000.00717.42
8.1.90.0000.00717.29
8.1.80.0020.00517.23
8.1.70.0040.00417.40
8.1.60.0000.00717.41
8.1.50.0000.00817.47
8.1.40.0000.00917.42
8.1.30.0040.00417.48
8.1.20.0040.00417.66
8.1.10.0020.00517.41
8.1.00.0000.00717.44
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0000.00718.29
8.0.270.0000.00717.19
8.0.260.0040.00417.16
8.0.250.0030.00316.89
8.0.240.0000.00716.89
8.0.230.0000.00716.73
8.0.220.0050.00216.84
8.0.210.0000.00716.85
8.0.200.0030.00316.95
8.0.190.0000.00716.88
8.0.180.0000.00716.73
8.0.170.0000.00816.85
8.0.160.0000.00716.79
8.0.150.0030.00516.62
8.0.140.0070.00316.74
8.0.130.0060.00013.30
8.0.120.0000.00816.74
8.0.110.0050.00216.84
8.0.100.0000.00916.87
8.0.90.0070.00016.94
8.0.80.0110.01116.75
8.0.70.0040.00416.87
8.0.60.0040.00416.78
8.0.50.0040.00416.76
8.0.30.0070.01017.15
8.0.20.0090.01117.40
8.0.10.0000.00716.73
8.0.00.0180.00616.93
7.4.330.0030.00315.08
7.4.320.0030.00316.46
7.4.300.0000.00616.45
7.4.290.0070.00016.52
7.4.280.0050.00616.38
7.4.270.0070.00016.51
7.4.260.0040.00416.45
7.4.250.0030.00516.50
7.4.240.0030.00516.54
7.4.230.0040.00416.46
7.4.220.0100.01016.49
7.4.210.0060.00916.50
7.4.200.0030.00316.57
7.4.160.0130.00416.47
7.4.150.0110.00817.40
7.4.140.0120.00617.86
7.4.130.0120.00616.44
7.4.120.0140.00716.34
7.4.110.0100.00716.55
7.4.100.0120.00816.48
7.4.90.0130.00416.43
7.4.80.0070.01019.39
7.4.70.0030.01816.45
7.4.60.0120.00916.39
7.4.50.0030.01016.16
7.4.40.0110.00716.18
7.4.30.0060.01016.32
7.4.00.0070.00814.88
7.3.330.0030.00312.89
7.3.320.0030.00313.07
7.3.310.0060.00316.13
7.3.300.0070.00016.16
7.3.290.0030.00315.98
7.3.280.0110.00616.20
7.3.270.0100.00717.40
7.3.260.0090.00916.57
7.3.250.0120.00516.46
7.3.240.0080.01216.30
7.3.230.0070.01116.39
7.3.210.0070.01416.21
7.3.200.0130.00316.27
7.3.190.0100.00716.21
7.3.180.0090.01416.29
7.3.170.0000.01716.37
7.3.160.0160.00615.97
7.3.120.0070.01214.81
7.3.110.0100.00914.74
7.3.100.0050.00914.64
7.3.90.0030.00814.62
7.3.80.0030.01014.57
7.3.70.0070.00614.70
7.3.60.0050.00614.63
7.3.50.0060.00814.78
7.3.40.0050.00914.74
7.3.30.0050.01014.69
7.3.20.0060.00916.52
7.3.10.0030.01216.55
7.3.00.0050.00816.58
7.2.330.0180.00316.73
7.2.320.0140.00316.24
7.2.310.0120.00416.68
7.2.300.0070.01016.59
7.2.290.0060.01016.58
7.2.250.0060.01514.85
7.2.240.0100.00715.16
7.2.230.0030.01014.85
7.2.220.0050.01314.81
7.2.210.0040.00915.03
7.2.200.0020.01414.92
7.2.190.0030.01014.68
7.2.180.0070.00814.98
7.2.170.0050.00914.94
7.2.60.0180.00016.84
7.2.50.0120.00016.79
7.1.330.0000.01515.66
7.1.320.0030.01115.81
7.1.310.0050.00815.64
7.1.300.0060.00815.74
7.1.290.0020.01415.72
7.1.280.0050.01315.54
7.1.270.0080.00715.82
7.1.260.0080.00515.81
7.1.200.0000.01315.81
7.1.70.0000.00916.92
7.1.60.0040.00819.81
7.1.00.0030.07722.42
7.0.200.0090.00914.87
7.0.100.0100.06020.01
7.0.90.0070.06320.02
7.0.80.0100.06320.20
7.0.70.0100.06019.96
7.0.60.0100.06320.02
7.0.50.0830.06020.39
7.0.40.0100.06020.48
7.0.30.0530.07720.24
7.0.20.0530.06720.36
7.0.10.0370.06320.20
7.0.00.0700.05020.20
5.6.250.0000.06720.87
5.6.240.0100.05720.67
5.6.230.0100.06020.62
5.6.220.0270.04020.61
5.6.210.0130.05020.71
5.6.200.0170.07021.11
5.6.190.0170.05321.00
5.6.180.0030.07721.09
5.6.170.0130.05721.07
5.6.160.0270.06721.17
5.6.150.0170.06321.18
5.6.140.0130.07021.11
5.6.130.0130.09321.02
5.6.120.0270.07721.07
5.6.110.0130.06321.08
5.6.100.0130.06721.06
5.6.90.0270.05721.05
5.6.80.0100.06720.43
5.6.70.0130.05720.46
5.6.60.0130.06020.54
5.6.50.0030.07320.46
5.6.40.0070.08020.44
5.6.30.0270.06020.46
5.6.20.0200.06720.42
5.6.10.0200.05720.37
5.6.00.0200.05320.39

preferences:
36.11 ms | 401 KiB | 5 Q