3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t = array('a'=>1,'a'=>2,'b'=>3); $t = json_decode(''); print_r($t);

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)
8.3.60.0120.00618.43
8.3.50.0110.00318.32
8.3.40.0060.00918.52
8.3.30.0160.00318.65
8.3.20.0040.00419.07
8.3.10.0040.00423.61
8.3.00.0000.00723.66
8.2.180.0070.00718.16
8.2.170.0150.00622.96
8.2.160.0070.01019.08
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00018.03
8.2.120.0050.00326.35
8.2.110.0030.00720.99
8.2.100.0110.00017.72
8.2.90.0000.00817.78
8.2.80.0060.00317.97
8.2.70.0050.00317.78
8.2.60.0060.00317.93
8.2.50.0050.00318.10
8.2.40.0070.00019.21
8.2.30.0040.00419.19
8.2.20.0040.00417.99
8.2.10.0050.00319.34
8.2.00.0000.00819.29
8.1.280.0070.00725.92
8.1.270.0030.00622.11
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0030.00623.75
8.1.230.0070.00420.84
8.1.220.0030.00517.74
8.1.210.0000.00818.85
8.1.200.0040.00417.23
8.1.190.0100.00017.10
8.1.180.0030.00518.10
8.1.170.0040.00418.70
8.1.160.0030.00718.73
8.1.150.0030.00318.72
8.1.140.0040.00419.38
8.1.130.0000.00719.05
8.1.120.0030.00517.29
8.1.110.0040.00417.41
8.1.100.0040.00417.29
8.1.90.0040.00417.40
8.1.80.0040.00417.44
8.1.70.0050.00317.42
8.1.60.0060.00617.57
8.1.50.0060.00317.47
8.1.40.0080.00017.45
8.1.30.0040.00417.45
8.1.20.0000.00717.55
8.1.10.0080.00017.37
8.1.00.0030.00617.46
8.0.300.0030.00619.77
8.0.290.0030.00616.63
8.0.280.0000.00718.38
8.0.270.0000.00717.18
8.0.260.0060.00017.23
8.0.250.0000.00616.89
8.0.240.0050.00316.88
8.0.230.0040.00416.77
8.0.220.0000.00716.72
8.0.210.0030.00316.76
8.0.200.0080.00016.77
8.0.190.0080.00016.93
8.0.180.0060.00316.84
8.0.170.0040.00416.68
8.0.160.0030.00316.80
8.0.150.0050.00316.85
8.0.140.0030.00416.66
8.0.130.0030.00313.32
8.0.120.0070.00016.69
8.0.110.0040.00416.84
8.0.100.0000.00816.75
8.0.90.0040.00416.87
8.0.80.0080.00816.81
8.0.70.0040.00416.71
8.0.60.0000.00816.69
8.0.50.0000.00716.68
8.0.30.0110.00817.09
8.0.20.0150.00717.40
8.0.10.0040.00416.77
8.0.00.0060.01416.66
7.4.330.0040.00015.55
7.4.320.0030.00316.52
7.4.300.0000.00616.57
7.4.290.0030.00316.41
7.4.280.0050.00216.55
7.4.270.0060.00316.59
7.4.260.0030.00316.56
7.4.250.0000.00716.44
7.4.240.0000.00716.42
7.4.230.0030.00316.53
7.4.220.0040.00416.50
7.4.210.0070.01116.53
7.4.200.0080.00016.18
7.4.160.0070.00916.49
7.4.140.0110.00917.86
7.4.130.0100.00716.34
7.4.120.0080.01216.41
7.4.110.0080.00816.52
7.4.100.0070.01016.23
7.4.90.0100.00716.29
7.4.80.0110.01119.39
7.4.70.0060.01016.50
7.4.60.0090.00916.46
7.4.50.0130.00316.34
7.4.40.0090.01216.27
7.4.00.0100.00314.83
7.3.330.0030.00412.89
7.3.320.0000.00612.94
7.3.310.0060.00015.97
7.3.300.0040.00416.12
7.3.290.0070.00015.98
7.3.280.0120.00316.11
7.3.260.0070.00916.16
7.3.240.0100.00816.23
7.3.230.0150.00616.18
7.3.210.0130.00316.06
7.3.200.0100.00716.13
7.3.190.0090.00616.28
7.3.180.0040.01116.43
7.3.170.0070.01016.41
7.3.160.0030.01316.35
7.2.330.0070.01016.42
7.2.320.0030.01416.62
7.2.310.0090.01216.48
7.2.300.0110.01216.59
7.2.290.0080.00816.69
7.2.70.0070.01016.60
7.2.60.0150.00416.79
7.2.50.0070.00716.46
7.2.40.0090.00916.61
7.2.30.0110.00716.75
7.2.20.0040.01516.73
7.2.10.0110.00716.78
7.2.00.0030.01016.55
7.1.200.0030.01015.48
7.1.170.0100.00615.51
7.1.160.0070.01015.40
7.1.150.0000.01715.58
7.1.140.0000.01615.51
7.1.130.0070.01015.55
7.1.120.0060.00915.69
7.1.110.0130.00315.75
7.1.100.0090.00315.66
7.1.90.0090.00815.80
7.1.80.0140.00415.74
7.1.70.0100.00615.71
7.1.60.0390.00733.72
7.1.50.0250.02133.93
7.1.40.0250.01533.84
7.1.30.0360.00633.80
7.1.20.0250.00733.65
7.1.10.0060.01115.58
7.1.00.0100.00615.77

preferences:
56.41 ms | 400 KiB | 5 Q