3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo{} class_exists('foo', false);

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)
8.3.60.0070.00716.36
8.3.50.0090.01021.92
8.3.40.0100.00718.59
8.3.30.0000.01518.79
8.3.20.0110.00420.24
8.3.10.0040.00423.71
8.3.00.0080.00019.13
8.2.180.0130.00717.93
8.2.170.0090.00622.96
8.2.160.0080.00820.46
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00022.25
8.2.110.0040.00422.01
8.2.100.0090.00317.59
8.2.90.0040.00718.80
8.2.80.0000.00817.97
8.2.70.0070.00317.50
8.2.60.0050.00317.68
8.2.50.0040.00418.07
8.2.40.0050.00319.64
8.2.30.0040.00417.83
8.2.20.0080.00017.60
8.2.10.0040.00417.90
8.2.00.0040.00417.61
8.1.280.0040.01125.92
8.1.270.0000.00824.02
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.77
8.1.230.0080.00319.16
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0100.00016.96
8.1.190.0030.00517.11
8.1.180.0030.00718.89
8.1.170.0000.00818.43
8.1.160.0040.00421.91
8.1.150.0000.00818.55
8.1.140.0070.00017.37
8.1.130.0070.00017.72
8.1.120.0030.00517.32
8.1.110.0000.00817.35
8.1.100.0040.00417.26
8.1.90.0030.00317.34
8.1.80.0030.00317.38
8.1.70.0070.00017.27
8.1.60.0050.00317.34
8.1.50.0040.00417.42
8.1.40.0040.00417.38
8.1.30.0030.00617.29
8.1.20.0040.00417.43
8.1.10.0000.00717.38
8.1.00.0040.00417.27
8.0.300.0000.00718.77
8.0.290.0060.00316.93
8.0.280.0000.00718.22
8.0.270.0040.00417.12
8.0.260.0000.00617.09
8.0.250.0030.00316.82
8.0.240.0040.00416.69
8.0.230.0000.00616.68
8.0.220.0070.00016.73
8.0.210.0020.00516.66
8.0.200.0040.00416.77
8.0.190.0000.00716.87
8.0.180.0040.00416.65
8.0.170.0040.00416.79
8.0.160.0030.00316.64
8.0.150.0000.00716.61
8.0.140.0040.00416.74
8.0.130.0000.00813.16
8.0.120.0030.00516.64
8.0.110.0000.00816.68
8.0.100.0000.00716.73
8.0.90.0030.00516.72
8.0.80.0070.00716.63
8.0.70.0050.00316.64
8.0.60.0000.00716.62
8.0.50.0000.00716.58
8.0.30.0090.01017.00
8.0.20.0130.00417.40
8.0.10.0040.00416.75
8.0.00.0050.01216.53
7.4.330.0050.00015.00
7.4.320.0060.00016.31
7.4.300.0000.00616.36
7.4.290.0030.00316.36
7.4.280.0050.00316.37
7.4.270.0030.00316.23
7.4.260.0070.00016.35
7.4.250.0030.00316.39
7.4.240.0070.00016.31
7.4.230.0000.00716.40
7.4.220.0110.00716.52
7.4.210.0020.01316.36
7.4.200.0000.00716.27
7.4.190.0000.00716.32
7.4.160.0040.01516.32
7.4.150.0140.00317.40
7.4.140.0120.00517.86
7.4.130.0060.01016.37
7.4.120.0060.01116.37
7.4.110.0030.01416.23
7.4.100.0140.00616.21
7.4.90.0100.00716.16
7.4.80.0130.00519.39
7.4.70.0100.00616.39
7.4.60.0070.01016.34
7.4.50.0060.00316.28
7.4.40.0040.01116.49
7.4.30.0090.00616.22
7.4.00.0030.01114.79
7.3.330.0050.00313.12
7.3.320.0030.00313.12
7.3.310.0000.00716.03
7.3.300.0040.00416.05
7.3.290.0100.00316.15
7.3.280.0100.00716.17
7.3.270.0130.00317.40
7.3.260.0140.00316.19
7.3.250.0140.00716.35
7.3.240.0070.01016.34
7.3.230.0080.00816.41
7.3.210.0170.00316.34
7.3.200.0100.01119.39
7.3.190.0070.01516.30
7.3.180.0140.00416.43
7.3.170.0050.01016.45
7.3.160.0120.00316.04
7.3.120.0120.00414.59
7.2.330.0180.00416.24
7.2.320.0060.01916.48
7.2.310.0170.00016.51
7.2.300.0080.00816.34
7.2.290.0110.00616.56
7.2.00.0040.00719.16
7.1.100.0000.01118.04
7.1.70.0000.00816.69
7.1.60.0100.01619.46
7.1.50.0100.00316.88
7.1.00.0070.07322.45
7.0.200.0000.00716.79
7.0.140.0000.07722.08
7.0.70.0070.06021.68
7.0.60.0030.06021.74
7.0.50.0000.06722.15
7.0.40.0070.06320.07
7.0.30.0070.03720.05
7.0.20.0000.04320.03
7.0.10.0030.04020.06
7.0.00.0000.08720.08
5.6.280.0030.07320.91
5.6.220.0000.07720.54
5.6.210.0000.07720.41
5.6.200.0130.08021.07
5.6.190.0000.08020.93
5.6.180.0000.04321.03
5.6.170.0030.04720.95
5.6.160.0130.07321.08
5.6.150.0030.06721.04
5.6.140.0000.07321.01
5.6.130.0070.06721.03
5.6.120.0000.06721.00
5.6.110.0130.07720.94
5.6.100.0030.07721.04
5.6.90.0100.08021.08
5.6.80.0030.04720.52
5.6.70.0030.08020.46
5.6.60.0070.04720.40
5.6.50.0000.08020.39
5.6.40.0100.06020.37
5.6.30.0000.08720.31
5.6.20.0030.07020.32
5.6.10.0030.05720.36
5.6.00.0030.08320.51
5.5.360.0170.06720.42
5.5.350.0030.07720.30
5.5.340.0030.08020.79
5.5.330.0100.03720.71
5.5.320.0030.04020.86
5.5.310.0030.04020.86
5.5.300.0070.06020.88
5.5.290.0070.08720.78
5.5.280.0100.07320.93
5.5.270.0100.07720.87
5.5.260.0100.06320.75
5.5.250.0030.07720.69
5.5.240.0030.07320.18
5.5.230.0100.05020.14
5.5.220.0030.07720.10
5.5.210.0030.07720.20
5.5.200.0000.07320.08
5.5.190.0170.06720.10
5.5.180.0100.07320.26
5.5.160.0000.08020.26
5.5.150.0070.08020.23
5.5.140.0030.07720.25
5.5.130.0030.05020.12
5.5.120.0000.08320.07
5.5.110.0030.08320.07
5.5.100.0030.08020.07
5.5.90.0070.03720.05
5.5.80.0000.04019.94
5.5.70.0070.05720.09
5.5.60.0030.06320.02
5.5.50.0030.08020.15
5.5.40.0030.06020.14
5.5.30.0000.05720.12
5.5.20.0000.06320.04
5.5.10.0070.08020.03
5.5.00.0030.08320.04
5.4.450.0030.08019.45
5.4.440.0070.06019.41
5.4.430.0000.07719.52
5.4.420.0170.05719.26
5.4.410.0030.07019.07
5.4.400.0000.07719.03
5.4.390.0070.07318.88
5.4.380.0000.07719.04
5.4.370.0000.07719.23
5.4.360.0030.05719.16
5.4.350.0030.06319.12
5.4.340.0000.07719.13
5.4.320.0030.07719.04
5.4.310.0030.06719.04
5.4.300.0000.07718.86
5.4.290.0000.06319.23
5.4.280.0070.06319.09
5.4.270.0000.06319.04
5.4.260.0030.06318.87
5.4.250.0070.04319.11
5.4.240.0070.07319.24
5.4.230.0000.05019.04
5.4.220.0100.06719.03
5.4.210.0000.08018.83
5.4.200.0070.06719.00
5.4.190.0000.07718.86
5.4.180.0070.07318.86
5.4.170.0070.07319.02
5.4.160.0030.07019.02
5.4.150.0070.06719.15
5.4.140.0070.06316.30
5.4.130.0000.07316.36
5.4.120.0070.06316.41
5.4.110.0030.07316.34
5.4.100.0030.07316.50
5.4.90.0030.07316.39
5.4.80.0070.07016.30
5.4.70.0100.07016.38
5.4.60.0000.06316.47
5.4.50.0030.06316.31
5.4.40.0070.06316.49
5.4.30.0030.06716.47
5.4.20.0030.07316.33
5.4.10.0070.05016.43
5.4.00.0000.06315.84
5.3.290.0000.08014.75
5.3.280.0030.07714.75
5.3.270.0000.07314.75
5.3.260.0100.05714.75
5.3.250.0030.07714.75
5.3.240.0000.06714.75
5.3.230.0000.08014.75
5.3.220.0000.07314.75
5.3.210.0000.07714.75
5.3.200.0070.07314.75
5.3.190.0000.07014.75
5.3.180.0000.07014.75
5.3.170.0070.06714.75
5.3.160.0100.07014.75
5.3.150.0030.07014.75
5.3.140.0000.07714.75
5.3.130.0070.06014.75
5.3.120.0030.06314.75
5.3.110.0000.07314.75
5.3.100.0030.07014.75
5.3.90.0000.06714.75
5.3.80.0000.07714.75
5.3.70.0070.07314.75
5.3.60.0130.06714.75
5.3.50.0030.06314.75
5.3.40.0030.04314.75
5.3.30.0030.07014.75
5.3.20.0030.07314.75
5.3.10.0000.07014.75
5.3.00.0000.06014.75
5.2.170.0000.06714.75
5.2.160.0070.06314.75
5.2.150.0000.06714.75
5.2.140.0000.06714.75
5.2.130.0030.06014.75
5.2.120.0000.06314.75
5.2.110.0030.04714.75
5.2.100.0030.05014.75
5.2.90.0000.04014.75
5.2.80.0000.04314.75
5.2.70.0000.05714.75
5.2.60.0000.05314.75
5.2.50.0000.06014.75
5.2.40.0030.05314.75
5.2.30.0030.04714.75
5.2.20.0070.06014.75
5.2.10.0070.04014.75
5.2.00.0000.05314.75
5.1.60.0070.03014.75
5.1.50.0000.04314.75
5.1.40.0030.03014.75
5.1.30.0030.04314.75
5.1.20.0030.05714.75
5.1.10.0030.05014.75
5.1.00.0000.05714.75
5.0.50.0070.03314.75
5.0.40.0030.03314.75
5.0.30.0030.05314.75
5.0.20.0070.03714.75
5.0.10.0030.04314.75
5.0.00.0000.06014.75
4.4.90.0030.03314.75
4.4.80.0000.03714.75
4.4.70.0000.02714.75
4.4.60.0000.03714.75
4.4.50.0000.02014.75
4.4.40.0000.04014.75
4.4.30.0000.02714.75
4.4.20.0000.04014.75
4.4.10.0070.02314.75
4.4.00.0000.04714.75
4.3.110.0000.03714.75
4.3.100.0070.02314.75
4.3.90.0000.03714.75
4.3.80.0000.03314.75
4.3.70.0030.03314.75
4.3.60.0030.02714.75
4.3.50.0000.03014.75
4.3.40.0030.04314.75
4.3.30.0000.03314.75
4.3.20.0030.02714.75
4.3.10.0000.03714.75
4.3.00.0000.03714.75

preferences:
52.09 ms | 400 KiB | 5 Q