3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(json_encode(new \StdClass()));

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)
8.3.60.0070.01316.75
8.3.50.0140.00821.94
8.3.40.0110.01118.54
8.3.30.0140.00018.96
8.3.20.0070.00720.39
8.3.10.0050.00320.23
8.3.00.0070.01119.25
8.2.180.0130.00718.16
8.2.170.0100.01022.96
8.2.160.0100.00720.10
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00021.16
8.2.110.0070.00320.39
8.2.100.0060.00618.03
8.2.90.0000.00719.05
8.2.80.0030.00517.97
8.2.70.0080.00017.63
8.2.60.0000.00717.80
8.2.50.0080.00018.07
8.2.40.0090.00018.03
8.2.30.0030.00519.45
8.2.20.0060.00317.66
8.2.10.0000.00817.94
8.2.00.0000.00717.55
8.1.280.0060.01225.92
8.1.270.0060.00323.89
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00024.01
8.1.230.0060.00618.98
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0040.00417.10
8.1.180.0030.00518.10
8.1.170.0040.00418.71
8.1.160.0000.00721.87
8.1.150.0080.00018.66
8.1.140.0070.00017.39
8.1.130.0030.00317.74
8.1.120.0030.00417.27
8.1.110.0050.00317.28
8.1.100.0080.00017.32
8.1.90.0000.00717.23
8.1.80.0030.00517.36
8.1.70.0040.00417.20
8.1.60.0060.00317.34
8.1.50.0030.00517.39
8.1.40.0040.00417.28
8.1.30.0060.00317.54
8.1.20.0050.00217.57
8.1.10.0030.00617.43
8.1.00.0040.00417.35
8.0.300.0040.00418.77
8.0.290.0000.00916.75
8.0.280.0000.00718.43
8.0.270.0000.00717.15
8.0.260.0030.00317.18
8.0.250.0000.00716.90
8.0.240.0030.00316.91
8.0.230.0070.00016.74
8.0.220.0000.00716.73
8.0.210.0030.00316.75
8.0.200.0040.00416.80
8.0.190.0030.00616.85
8.0.180.0000.00716.61
8.0.170.0030.00516.79
8.0.160.0000.00716.80
8.0.150.0050.00316.71
8.0.140.0040.00416.64
8.0.130.0070.00013.18
8.0.120.0030.00616.73
8.0.110.0040.00416.75
8.0.100.0040.00416.64
8.0.90.0070.00016.86
8.0.80.0040.01216.69
8.0.70.0040.00416.62
8.0.60.0050.00316.66
8.0.50.0040.00416.58
8.0.30.0100.00916.85
8.0.20.0100.00817.40
8.0.10.0040.00416.79
8.0.00.0090.00916.63
7.4.330.0000.00515.00
7.4.320.0000.00816.47
7.4.300.0000.00716.47
7.4.290.0040.00416.45
7.4.280.0030.00316.49
7.4.270.0040.00416.36
7.4.260.0000.00716.43
7.4.250.0040.00416.29
7.4.240.0040.00316.39
7.4.230.0000.00716.17
7.4.220.0070.01716.50
7.4.210.0120.00616.50
7.4.200.0030.00316.28
7.4.160.0060.00916.31
7.4.150.0110.00717.40
7.4.140.0130.01117.86
7.4.130.0070.01316.33
7.4.120.0070.01216.50
7.4.110.0060.01016.30
7.4.100.0100.00716.36
7.4.90.0110.00716.43
7.4.80.0070.01419.39
7.4.70.0130.00316.42
7.4.60.0060.01016.31
7.4.50.0040.00416.43
7.4.40.0090.00616.48
7.4.30.0160.00016.17
7.4.00.0060.00914.57
7.3.330.0050.00013.00
7.3.320.0000.00713.08
7.3.310.0030.00316.08
7.3.300.0000.00716.16
7.3.290.0090.00616.17
7.3.280.0070.00916.09
7.3.270.0100.00717.40
7.3.260.0100.00716.42
7.3.250.0060.01116.31
7.3.240.0160.00616.40
7.3.230.0060.01316.39
7.3.210.0140.00316.01
7.3.200.0170.00619.39
7.3.190.0000.01816.19
7.3.180.0100.01016.32
7.3.170.0120.00316.48
7.3.160.0100.00716.36
7.3.10.0070.00716.43
7.3.00.0080.00816.25
7.2.330.0090.00916.59
7.2.320.0030.01416.50
7.2.310.0040.01716.47
7.2.300.0100.00716.14
7.2.290.0060.01016.36
7.2.130.0060.00716.52
7.2.120.0050.00816.48
7.2.110.0050.00716.51
7.2.100.0080.00516.53
7.2.90.0080.00616.49
7.2.80.0110.00216.61
7.2.70.0070.01016.38
7.2.60.0070.01216.58
7.2.50.0130.00816.69
7.2.40.0100.00316.48
7.2.30.0140.00416.43
7.2.20.0080.00816.66
7.2.10.0070.00816.59
7.2.00.0040.00916.72
7.1.250.0070.00515.47
7.1.200.0000.01015.59
7.1.70.0000.00716.97
7.1.60.0070.01719.61
7.1.50.0070.01416.53
7.1.00.0030.07722.30
7.0.200.0200.00714.35
7.0.140.0070.07022.04
7.0.110.0030.06720.10
7.0.100.0030.04720.08
7.0.90.0130.03719.99
7.0.80.0100.07320.04
7.0.70.0100.08320.00
7.0.60.0070.08319.93
7.0.50.0130.06720.39
7.0.40.0030.07319.96
7.0.30.0030.06720.25
7.0.20.0070.07720.27
7.0.10.0100.08020.07
7.0.00.0070.08320.12
5.6.280.0100.06721.00
5.6.260.0130.07320.74
5.6.250.0100.04020.50
5.6.240.0070.06320.54
5.6.230.0100.07720.62
5.6.220.0000.08320.65
5.6.210.0170.07020.72
5.6.200.0100.08320.98
5.6.190.0100.07320.95
5.6.180.0100.08321.14
5.6.170.0100.04721.12
5.6.160.0070.05321.07
5.6.150.0030.08721.04
5.6.140.0130.07721.13
5.6.130.0100.05021.16
5.6.120.0000.06021.07
5.6.110.0100.08320.91
5.6.100.0100.08021.05
5.6.90.0130.07321.11
5.6.80.0030.06320.52
5.6.70.0130.07320.45
5.6.60.0000.04320.50
5.6.50.0030.08020.33
5.6.40.0100.07720.41
5.6.30.0000.08720.57
5.6.20.0170.06720.44
5.6.10.0100.06720.63
5.6.00.0030.05320.62
5.5.380.0100.08320.52
5.5.370.0130.07320.40
5.5.360.0070.05720.52
5.5.350.0100.04720.46
5.5.340.0000.08320.89
5.5.330.0030.07020.88
5.5.320.0170.07020.80
5.5.310.0130.07320.90
5.5.300.0200.07020.89
5.5.290.0070.08720.86
5.5.280.0070.08721.02
5.5.270.0130.07320.95
5.5.260.0170.08021.00
5.5.250.0100.07320.82
5.5.240.0030.08020.08
5.5.230.0200.05320.24
5.5.220.0070.07720.18
5.5.210.0100.07020.11
5.5.200.0170.06720.16
5.5.190.0000.08020.16
5.5.180.0030.08720.16
5.5.160.0100.06720.29
5.5.150.0170.06720.31
5.5.140.0130.07320.17
5.5.130.0130.07320.37
5.5.120.0070.07720.28
5.5.110.0170.06720.18
5.5.100.0230.06320.14
5.5.90.0070.07320.01
5.5.80.0100.07020.21
5.5.70.0100.07320.18
5.5.60.0070.07720.08
5.5.50.0100.07320.23
5.5.40.0070.08020.18
5.5.30.0100.07320.11
5.5.20.0170.06719.95
5.5.10.0100.07020.10
5.5.00.0170.07020.08
5.4.450.0130.07019.54
5.4.440.0030.08319.48
5.4.430.0030.08719.33
5.4.420.0030.05019.58
5.4.410.0070.07019.23
5.4.400.0100.04719.04
5.4.390.0030.05019.11
5.4.380.0030.07018.98
5.4.370.0100.04018.95
5.4.360.0030.08019.03
5.4.350.0030.08019.12
5.4.340.0100.04719.00
5.4.320.0100.06019.10
5.4.310.0100.04719.12
5.4.300.0100.07319.11
5.4.290.0100.05719.10
5.4.280.0030.07718.90
5.4.270.0170.06319.10
5.4.260.0200.06018.96
5.4.250.0070.04719.00
5.4.240.0070.07719.07
5.4.230.0030.06019.00
5.4.220.0030.05319.11
5.4.210.0170.04319.16
5.4.200.0070.07719.11
5.4.190.0130.05018.99
5.4.180.0030.08318.94
5.4.170.0030.05719.27
5.4.160.0030.07719.24
5.4.150.0070.05318.98
5.4.140.0100.06316.53
5.4.130.0100.07316.18
5.4.120.0000.06716.46
5.4.110.0030.07716.28
5.4.100.0070.06716.53
5.4.90.0100.06716.37
5.4.80.0070.04316.40
5.4.70.0030.04316.26
5.4.60.0100.06716.37
5.4.50.0030.07316.48
5.4.40.0070.07316.43
5.4.30.0070.04316.20
5.4.20.0070.04016.47
5.4.10.0030.07016.49
5.4.00.0100.06715.97
5.3.290.0070.08014.52
5.3.280.0130.06714.48
5.3.270.0070.08014.59
5.3.260.0030.08014.48
5.3.250.0130.07014.60
5.3.240.0000.05014.39
5.3.230.0070.06714.61
5.3.220.0130.06714.50
5.3.210.0030.07714.44
5.3.200.0070.07714.64
5.3.190.0070.07014.44
5.3.180.0030.08014.45
5.3.170.0030.06714.39
5.3.160.0100.07714.44
5.3.150.0130.07314.43
5.3.140.0100.06014.44
5.3.130.0000.08014.46
5.3.120.0100.06714.47
5.3.110.0070.07714.45
5.3.100.0100.07013.94
5.3.90.0030.06013.86
5.3.80.0070.07714.02
5.3.70.0000.08013.88
5.3.60.0100.07313.94
5.3.50.0000.07013.87
5.3.40.0100.07013.90
5.3.30.0000.06713.77
5.3.20.0070.07313.57
5.3.10.0030.07013.59
5.3.00.0100.07013.53
5.2.170.0070.06011.82
5.2.160.0130.05311.82
5.2.150.0030.06711.82
5.2.140.0030.06311.82
5.2.130.0100.05711.82
5.2.120.0030.05711.82
5.2.110.0000.06311.82
5.2.100.0100.04711.82
5.2.90.0100.05711.82
5.2.80.0070.06311.82
5.2.70.0100.06011.82
5.2.60.0030.06011.82
5.2.50.0070.06011.82
5.2.40.0100.04711.82
5.2.30.0000.06311.82
5.2.20.0030.04011.82
5.2.10.0070.05011.82
5.2.00.0070.04711.82
5.1.60.0070.05011.82
5.1.50.0030.06011.82
5.1.40.0030.05311.82
5.1.30.0030.05011.82
5.1.20.0070.05311.82
5.1.10.0030.04711.82
5.1.00.0170.04311.82
5.0.50.0030.03711.82
5.0.40.0030.03711.82
5.0.30.0000.06711.82
5.0.20.0070.04011.82
5.0.10.0030.04311.82
5.0.00.0000.06311.82
4.4.90.0100.01311.82
4.4.80.0030.03311.82
4.4.70.0070.03311.82
4.4.60.0000.03711.82
4.4.50.0030.03311.82
4.4.40.0000.05311.82
4.4.30.0030.02311.82
4.4.20.0000.02311.82
4.4.10.0030.02711.82
4.4.00.0100.04011.82
4.3.110.0000.03711.82
4.3.100.0000.03311.82
4.3.90.0000.03711.82
4.3.80.0000.04311.82
4.3.70.0030.02711.82
4.3.60.0070.03011.82
4.3.50.0000.03711.82
4.3.40.0030.03711.82
4.3.30.0030.03311.82
4.3.20.0070.03011.82
4.3.10.0000.03711.82
4.3.00.0070.03011.82

preferences:
43.6 ms | 401 KiB | 5 Q