3v4l.org

run code in 300+ PHP versions simultaneously
<?php global $SDB; $SDB = 'a'; echo $SDB;

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)
8.3.40.0100.00718.65
8.3.30.0100.01018.59
8.3.20.0050.00318.56
8.3.10.0040.00420.97
8.3.00.0070.00023.61
8.2.170.0160.00622.96
8.2.160.0140.00720.32
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0000.00726.16
8.2.120.0070.00021.00
8.2.110.0170.00721.13
8.2.100.0080.00317.84
8.2.90.0050.00319.06
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0000.00718.03
8.2.50.0040.00418.10
8.2.40.0000.00718.16
8.2.30.0030.00519.34
8.2.20.0040.00417.73
8.2.10.0000.00717.68
8.2.00.0030.00717.58
8.1.270.0000.00723.99
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00321.30
8.1.230.0000.01117.71
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00717.13
8.1.190.0050.00317.22
8.1.180.0000.00918.10
8.1.170.0000.00818.51
8.1.160.0000.00718.88
8.1.150.0000.00718.52
8.1.140.0000.00717.29
8.1.130.0000.00717.77
8.1.120.0000.00817.41
8.1.110.0040.00417.39
8.1.100.0040.00317.39
8.1.90.0050.00317.34
8.1.80.0030.00517.38
8.1.70.0070.00017.34
8.1.60.0030.00617.50
8.1.50.0040.00417.31
8.1.40.0000.00817.41
8.1.30.0040.00417.52
8.1.20.0040.00417.51
8.1.10.0020.00517.51
8.1.00.0040.00417.39
8.0.300.0000.00718.77
8.0.290.0050.00316.75
8.0.280.0080.00018.34
8.0.270.0030.00317.17
8.0.260.0000.00616.79
8.0.250.0000.00716.88
8.0.240.0030.00616.93
8.0.230.0030.00316.91
8.0.220.0000.00616.86
8.0.210.0030.00316.68
8.0.200.0000.00916.87
8.0.190.0040.00416.89
8.0.180.0070.00016.80
8.0.170.0040.00416.80
8.0.160.0070.00016.88
8.0.150.0040.00416.73
8.0.140.0040.00416.64
8.0.130.0030.00313.25
8.0.120.0050.00516.77
8.0.110.0040.00416.70
8.0.100.0000.00716.86
8.0.90.0050.00316.93
8.0.80.0060.00916.78
8.0.70.0000.00716.68
8.0.60.0040.00416.88
8.0.50.0080.00016.69
8.0.30.0070.01216.94
8.0.20.0150.00717.40
8.0.10.0000.00716.89
8.0.00.0180.00216.96
7.4.330.0000.00616.79
7.4.320.0070.00016.57
7.4.300.0030.00316.51
7.4.290.0000.00716.45
7.4.280.0030.00616.42
7.4.270.0040.00416.51
7.4.260.0030.00313.14
7.4.250.0040.00416.41
7.4.240.0030.00316.42
7.4.230.0070.00016.33
7.4.220.0140.00316.30
7.4.210.0050.01016.50
7.4.200.0030.00316.55
7.4.190.0000.00716.68
7.4.160.0160.00516.31
7.4.150.0170.00017.40
7.4.140.0100.00717.86
7.4.130.0150.00116.52
7.4.120.0070.01016.38
7.4.110.0100.00616.48
7.4.100.0120.00616.43
7.4.90.0110.00616.36
7.4.80.0110.00619.39
7.4.70.0070.01016.54
7.4.60.0080.00816.32
7.4.50.0000.00816.40
7.4.40.0040.01122.77
7.4.30.0130.00716.40
7.4.00.0050.00515.12
7.3.330.0060.00013.02
7.3.320.0030.00312.93
7.3.310.0050.00216.28
7.3.300.0030.00316.24
7.3.290.0060.01316.14
7.3.280.0050.01116.21
7.3.270.0140.00317.40
7.3.260.0100.00818.24
7.3.250.0090.00816.35
7.3.240.0100.00616.45
7.3.230.0030.01416.39
7.3.210.0110.01116.51
7.3.200.0030.01319.39
7.3.190.0050.01316.21
7.3.180.0090.00616.59
7.3.170.0140.00616.51
7.3.160.0130.00316.70
7.3.120.0040.01114.79
7.2.330.0100.00716.67
7.2.320.0100.01016.60
7.2.310.0090.01016.29
7.2.300.0070.01016.66
7.2.290.0120.00616.28
7.1.70.0000.00917.10
7.1.60.0030.00917.14
7.1.50.0110.00716.76
7.1.00.0030.04022.45
7.0.200.0070.00716.38
7.0.140.0030.07321.95
7.0.70.0100.05321.95
7.0.60.0100.04021.82
7.0.50.0130.04322.16
7.0.40.0030.07319.96
7.0.30.0070.07720.15
7.0.20.0070.08320.02
7.0.10.0100.07020.04
7.0.00.0100.08320.08
5.6.280.0070.07020.89
5.6.220.0100.07020.64
5.6.210.0030.08720.58
5.6.200.0030.08721.07
5.6.190.0000.08321.02
5.6.180.0030.05321.05
5.6.170.0030.06021.04
5.6.160.0000.08720.93
5.6.150.0030.08021.13
5.6.140.0030.07721.05
5.6.130.0070.08021.02
5.6.120.0070.07721.02
5.6.110.0070.08021.04
5.6.100.0170.07321.04
5.6.90.0070.07320.97
5.6.80.0100.07720.41
5.6.70.0030.08320.43
5.6.60.0030.05320.54
5.6.50.0100.07720.41
5.6.40.0100.07320.52
5.6.30.0070.07320.37
5.6.20.0070.06320.35
5.6.10.0130.06320.30
5.6.00.0030.07020.42
5.5.360.0030.08020.34
5.5.350.0100.06320.30
5.5.340.0130.07320.85
5.5.330.0030.05720.83
5.5.320.0130.05020.78
5.5.310.0100.07320.82
5.5.300.0070.03720.70
5.5.290.0030.06020.84
5.5.280.0030.08320.82
5.5.270.0100.08320.87
5.5.260.0000.08720.84
5.5.250.0000.06020.72
5.5.240.0070.07320.25
5.5.230.0000.08320.17
5.5.220.0100.03720.27
5.5.210.0070.08020.30
5.5.200.0030.07719.99
5.5.190.0070.07720.21
5.5.180.0070.07720.16
5.5.160.0030.04720.09
5.5.150.0130.06720.25
5.5.140.0070.04720.14
5.5.130.0030.07719.98
5.5.120.0100.07320.22
5.5.110.0030.08020.14
5.5.100.0030.08020.16
5.5.90.0070.07320.06
5.5.80.0100.07020.14
5.5.70.0000.06320.15
5.5.60.0170.06020.14
5.5.50.0070.08020.04
5.5.40.0030.08020.02
5.5.30.0030.08320.12
5.5.20.0030.08320.04
5.5.10.0000.08019.95
5.5.00.0030.08319.96
5.4.450.0070.08319.36
5.4.440.0030.08319.44
5.4.430.0100.07019.26
5.4.420.0030.08019.44
5.4.410.0070.07019.24
5.4.400.0070.07719.15
5.4.390.0100.06019.12
5.4.380.0070.05018.98
5.4.370.0030.06319.05
5.4.360.0030.08018.79
5.4.350.0030.05718.98
5.4.340.0030.06718.98
5.4.320.0030.05718.95
5.4.310.0000.04018.96
5.4.300.0030.05019.14
5.4.290.0070.07019.16
5.4.280.0100.05018.97
5.4.270.0030.07319.02
5.4.260.0030.07719.09
5.4.250.0070.07018.96
5.4.240.0030.04018.80
5.4.230.0100.06019.04
5.4.220.0070.05718.77
5.4.210.0070.05719.02
5.4.200.0030.07718.80
5.4.190.0070.05718.93
5.4.180.0030.07019.05
5.4.170.0000.08318.80
5.4.160.0070.07319.03
5.4.150.0030.08319.12
5.4.140.0000.08316.29
5.4.130.0100.06716.09
5.4.120.0070.06716.38
5.4.110.0030.06316.21
5.4.100.0030.07716.45
5.4.90.0070.07016.30
5.4.80.0100.04716.19
5.4.70.0070.05716.29
5.4.60.0030.06716.28
5.4.50.0070.06716.46
5.4.40.0030.07316.26
5.4.30.0070.06716.19
5.4.20.0030.07016.19
5.4.10.0070.06716.41
5.4.00.0070.07015.71
5.3.290.0000.04314.52
5.3.280.0070.07314.59
5.3.270.0030.08014.42
5.3.260.0000.05314.44
5.3.250.0030.07314.59
5.3.240.0030.05714.43
5.3.230.0000.04714.55
5.3.220.0030.07714.54
5.3.210.0070.07714.51
5.3.200.0000.05714.42
5.3.190.0030.06314.38
5.3.180.0030.07714.50
5.3.170.0000.08014.39
5.3.160.0000.06314.41
5.3.150.0070.06314.55
5.3.140.0030.07714.39
5.3.130.0030.04714.55
5.3.120.0070.06014.36
5.3.110.0000.07714.45
5.3.100.0000.07714.03
5.3.90.0000.05714.02
5.3.80.0030.07313.97
5.3.70.0070.05314.01
5.3.60.0030.07313.93
5.3.50.0030.07313.94
5.3.40.0000.07713.89
5.3.30.0030.07313.91
5.3.20.0000.08013.62
5.3.10.0000.06313.51
5.3.00.0000.06313.57
5.2.170.0070.04012.13
5.2.160.0030.03312.13
5.2.150.0070.05012.13
5.2.140.0030.06312.13
5.2.130.0000.06312.13
5.2.120.0000.06012.13
5.2.110.0070.05312.13
5.2.100.0000.06012.13
5.2.90.0070.05012.13
5.2.80.0030.06012.13
5.2.70.0070.05712.13
5.2.60.0000.04712.13
5.2.50.0000.05312.13
5.2.40.0070.06012.13
5.2.30.0030.05012.13
5.2.20.0000.06012.13
5.2.10.0030.05712.13
5.2.00.0030.06312.13
5.1.60.0030.05012.13
5.1.50.0030.05012.13
5.1.40.0070.04312.13
5.1.30.0000.05712.13
5.1.20.0070.03712.13
5.1.10.0030.05012.13
5.1.00.0070.05712.13
5.0.50.0070.03012.13
5.0.40.0100.03712.13
5.0.30.0000.06712.13
5.0.20.0000.02712.13
5.0.10.0070.04012.13
5.0.00.0030.06712.13
4.4.90.0030.02712.13
4.4.80.0030.03012.13
4.4.70.0070.03312.13
4.4.60.0030.02712.13
4.4.50.0000.03712.13
4.4.40.0070.05012.13
4.4.30.0000.03712.13
4.4.20.0030.03312.13
4.4.10.0030.03312.13
4.4.00.0000.04312.13
4.3.110.0030.02012.13
4.3.100.0000.02012.13
4.3.90.0000.03712.13
4.3.80.0000.05312.13
4.3.70.0030.02312.13
4.3.60.0030.03312.13
4.3.50.0030.03712.13
4.3.40.0000.03012.13
4.3.30.0070.01312.13
4.3.20.0000.04012.13
4.3.10.0000.03712.13
4.3.00.0000.03712.13

preferences:
45.87 ms | 400 KiB | 5 Q