3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; var_dump($a, $a);

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)
8.3.40.0070.00718.67
8.3.30.0090.00618.42
8.3.20.0040.00418.65
8.3.10.0030.00620.44
8.3.00.0040.00417.38
8.2.170.0090.01222.96
8.2.160.0130.00722.12
8.2.150.0040.00424.18
8.2.140.0100.00024.66
8.2.130.0070.00026.16
8.2.120.0140.00019.82
8.2.110.0040.00421.03
8.2.100.0000.01117.84
8.2.90.0060.00319.07
8.2.80.0050.00317.97
8.2.70.0050.00317.63
8.2.60.0090.00017.90
8.2.50.0040.00418.07
8.2.40.0070.00018.03
8.2.30.0070.00018.02
8.2.20.0020.00517.66
8.2.10.0000.00717.56
8.2.00.0080.00017.66
8.1.270.0050.00323.99
8.1.260.0120.00626.35
8.1.250.0080.00028.09
8.1.240.0080.00317.25
8.1.230.0120.00021.04
8.1.220.0030.00618.77
8.1.210.0040.00418.77
8.1.200.0060.00317.00
8.1.190.0040.00417.52
8.1.180.0000.00818.10
8.1.170.0060.00318.50
8.1.160.0070.00018.77
8.1.150.0040.00418.47
8.1.140.0040.00417.42
8.1.130.0030.00317.85
8.1.120.0030.00317.39
8.1.110.0040.00417.28
8.1.100.0030.00517.27
8.1.90.0050.00317.40
8.1.80.0040.00417.39
8.1.70.0000.00817.34
8.1.60.0000.00717.45
8.1.50.0000.00817.26
8.1.40.0050.00317.41
8.1.30.0000.00717.59
8.1.20.0030.00617.59
8.1.10.0000.00717.48
8.1.00.0030.00617.26
8.0.300.0090.00319.65
8.0.290.0040.00416.75
8.0.280.0040.00418.36
8.0.270.0080.00017.16
8.0.260.0080.00018.61
8.0.250.0040.00416.92
8.0.240.0060.00616.96
8.0.230.0040.00416.82
8.0.220.0000.00716.88
8.0.210.0000.00716.81
8.0.200.0030.00316.81
8.0.190.0000.00716.85
8.0.180.0000.00716.90
8.0.170.0000.00816.93
8.0.160.0040.00416.88
8.0.150.0000.00816.86
8.0.140.0050.00516.85
8.0.130.0050.00213.31
8.0.120.0000.00716.89
8.0.110.0000.00716.94
8.0.100.0000.00716.68
8.0.90.0000.00716.73
8.0.80.0060.01316.94
8.0.70.0040.00416.90
8.0.60.0000.00716.77
8.0.50.0040.00416.76
8.0.30.0070.01217.07
8.0.20.0120.00917.18
8.0.10.0040.00416.82
8.0.00.0100.00916.77
7.4.330.0000.00514.63
7.4.320.0000.00616.51
7.4.300.0040.00416.44
7.4.290.0080.00016.41
7.4.280.0000.00816.46
7.4.270.0030.00316.46
7.4.260.0000.00513.18
7.4.250.0050.00316.40
7.4.240.0000.00716.41
7.4.230.0070.00016.52
7.4.220.0100.01016.31
7.4.210.0080.00916.50
7.4.200.0050.00316.55
7.4.190.0000.00816.59
7.4.160.0000.01516.37
7.4.150.0100.00717.07
7.4.140.0110.00517.07
7.4.130.0140.00616.34
7.4.120.0080.00816.46
7.4.110.0160.00016.50
7.4.100.0120.00616.51
7.4.90.0170.00316.30
7.4.80.0060.01218.80
7.4.70.0140.00316.36
7.4.60.0120.00816.38
7.4.50.0000.00716.34
7.4.40.0080.00422.27
7.4.30.0080.00916.46
7.4.00.0060.01214.80
7.3.330.0070.00013.03
7.3.320.0050.00013.01
7.3.310.0030.00516.06
7.3.300.0030.00316.10
7.3.290.0120.00616.23
7.3.280.0100.00616.21
7.3.270.0100.00717.07
7.3.260.0070.01018.24
7.3.250.0090.00816.31
7.3.240.0160.00616.21
7.3.230.0080.00816.39
7.3.210.0080.00916.30
7.3.200.0130.01019.39
7.3.190.0170.00616.36
7.3.180.0110.00416.21
7.3.170.0100.00616.27
7.3.160.0070.01016.26
7.3.120.0100.00414.40
7.2.330.0090.00916.54
7.2.320.0000.01616.46
7.2.310.0140.00416.17
7.2.300.0110.00716.23
7.2.290.0090.01316.25
7.1.70.0050.00217.19
7.1.60.0000.02319.40
7.1.50.0120.00916.93
7.1.00.0100.07022.45
7.0.200.0030.00716.68
7.0.140.0000.07322.00
7.0.110.0270.06719.94
7.0.100.0030.07019.90
7.0.90.0070.08719.91
7.0.80.0100.08320.02
7.0.70.0030.08719.92
7.0.60.0130.06719.91
7.0.50.0070.07719.94
7.0.40.0100.08019.71
7.0.30.0070.07719.75
7.0.20.0000.07319.63
7.0.10.0170.03719.86
7.0.00.0030.05019.78
5.6.280.0000.07720.76
5.6.260.0130.07320.59
5.6.250.0130.08320.71
5.6.240.0030.06720.67
5.6.230.0170.07020.62
5.6.220.0030.05720.64
5.6.210.0070.08320.58
5.6.200.0070.08720.59
5.6.190.0130.06720.64
5.6.180.0170.07320.62
5.6.170.0200.06320.54
5.6.160.0030.05720.85
5.6.150.0100.04320.84
5.6.140.0170.07320.45
5.6.130.0130.07020.61
5.6.120.0070.05320.58
5.6.110.0200.06720.62
5.6.100.0070.07020.45
5.6.90.0200.07320.61
5.6.80.0130.06019.93
5.6.70.0100.07719.92
5.6.60.0130.07019.91
5.6.50.0030.07320.07
5.6.40.0070.05020.00
5.6.30.0070.05719.89
5.6.20.0130.07019.90
5.6.10.0130.07019.98
5.6.00.0070.08019.98
5.5.380.0100.07720.40
5.5.370.0130.07720.34
5.5.360.0130.07020.52
5.5.350.0130.07720.40
5.5.340.0170.07720.80
5.5.330.0130.07720.89
5.5.320.0200.06720.70
5.5.310.0100.04720.94
5.5.300.0100.08020.80
5.5.290.0070.04020.83
5.5.280.0070.08320.88
5.5.270.0030.08720.68
5.5.260.0070.07020.85
5.5.250.0070.04320.59
5.5.240.0000.04720.39
5.5.230.0130.07020.33
5.5.220.0070.05320.23
5.5.210.0000.08320.21
5.5.200.0170.07320.31
5.5.190.0130.06720.15
5.5.180.0070.08320.23
5.5.160.0100.07720.04
5.5.150.0130.07720.08
5.5.140.0030.05320.15
5.5.130.0030.07720.20
5.5.120.0100.04320.24
5.5.110.0100.05720.32
5.5.100.0130.07320.02
5.5.90.0130.07320.24
5.5.80.0100.07020.24
5.5.70.0100.04320.23
5.5.60.0170.03720.03
5.5.50.0100.06320.22
5.5.40.0100.07720.23
5.5.30.0070.07720.18
5.5.20.0070.07019.98
5.5.10.0100.05320.21
5.5.00.0100.07320.14
5.4.450.0130.07719.60
5.4.440.0030.04719.35
5.4.430.0170.06319.42
5.4.420.0100.07319.43
5.4.410.0130.06019.22
5.4.400.0030.04719.08
5.4.390.0070.08018.99
5.4.380.0130.06718.95
5.4.370.0200.03319.12
5.4.360.0100.04019.12
5.4.350.0070.07719.11
5.4.340.0100.07719.12
5.4.320.0130.07719.10
5.4.310.0070.07018.97
5.4.300.0100.04318.93
5.4.290.0000.07319.17
5.4.280.0030.06719.09
5.4.270.0170.07019.27
5.4.260.0100.04319.08
5.4.250.0130.06719.09
5.4.240.0170.06019.27
5.4.230.0130.07319.02
5.4.220.0070.07319.07
5.4.210.0070.07319.09
5.4.200.0100.07318.94
5.4.190.0130.07018.97
5.4.180.0100.07319.09
5.4.170.0200.06318.92
5.4.160.0030.07719.09
5.4.150.0030.08019.10
5.4.140.0070.07016.22
5.4.130.0030.07016.17
5.4.120.0100.06716.20
5.4.110.0070.07716.40
5.4.100.0100.07316.48
5.4.90.0030.08016.53
5.4.80.0030.07016.51
5.4.70.0070.07016.36
5.4.60.0070.07316.51
5.4.50.0000.08016.16
5.4.40.0130.06716.54
5.4.30.0030.07316.39
5.4.20.0070.07716.27
5.4.10.0130.07016.48
5.4.00.0130.06715.93
5.3.290.0070.08314.60
5.3.280.0000.08314.61
5.3.270.0100.07714.70
5.3.260.0130.06714.48
5.3.250.0130.06714.55
5.3.240.0230.06314.49
5.3.230.0030.07314.42
5.3.220.0070.06714.41
5.3.210.0100.07014.63
5.3.200.0100.06714.50
5.3.190.0030.08314.63
5.3.180.0170.06014.66
5.3.170.0200.06314.43
5.3.160.0070.04314.57
5.3.150.0130.07314.62
5.3.140.0000.07014.44
5.3.130.0000.08314.62
5.3.120.0030.07714.33
5.3.110.0130.07314.61
5.3.100.0070.08014.29
5.3.90.0100.07714.29
5.3.80.0070.07014.29
5.3.70.0170.03714.29
5.3.60.0070.05314.29
5.3.50.0130.07014.29
5.3.40.0070.07014.29
5.3.30.0030.07314.29
5.3.20.0070.07014.29
5.3.10.0030.07314.29
5.3.00.0100.07014.29
5.2.170.0000.06714.29
5.2.160.0100.03014.29
5.2.150.0100.05314.29
5.2.140.0100.06014.29
5.2.130.0070.05714.29
5.2.120.0030.06314.29
5.2.110.0030.06314.29
5.2.100.0000.03314.29
5.2.90.0130.05314.29
5.2.80.0070.06714.29
5.2.70.0030.07014.29
5.2.60.0000.06714.29
5.2.50.0030.06714.29
5.2.40.0070.06314.29
5.2.30.0070.06314.29
5.2.20.0030.05014.29
5.2.10.0100.05714.29
5.2.00.0100.05314.29
5.1.60.0070.05014.29
5.1.50.0100.05014.29
5.1.40.0100.02714.29
5.1.30.0030.06314.29
5.1.20.0070.04014.29
5.1.10.0000.03714.29
5.1.00.0030.05714.29
5.0.50.0000.04714.29
5.0.40.0030.04314.29
5.0.30.0000.05714.29
5.0.20.0030.04314.29
5.0.10.0000.03714.29
5.0.00.0070.06014.29
4.4.90.0070.03314.29
4.4.80.0000.03714.29
4.4.70.0000.02314.29
4.4.60.0100.03014.29
4.4.50.0030.02714.29
4.4.40.0070.04714.29
4.4.30.0070.03314.29
4.4.20.0000.03714.29
4.4.10.0030.03314.29
4.4.00.0070.05014.29
4.3.110.0070.03314.29
4.3.100.0000.03714.29
4.3.90.0100.02714.29
4.3.80.0000.05314.29
4.3.70.0070.03014.29
4.3.60.0070.03014.29
4.3.50.0030.03314.29
4.3.40.0030.05014.29
4.3.30.0000.03714.29
4.3.20.0000.03714.29
4.3.10.0070.03014.29
4.3.00.0000.02714.29

preferences:
54.44 ms | 400 KiB | 5 Q