3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace some\amespace; class bar { function foo() { return "foo"; } } $tmp = ''; var_dump (class_exists("same\\amespace\\bar"));

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)
8.3.60.0070.00718.31
8.3.50.0150.00521.15
8.3.40.0080.00618.54
8.3.30.0130.00618.59
8.3.20.0030.00518.51
8.3.10.0040.00420.95
8.3.00.0000.00823.70
8.2.180.0030.01016.38
8.2.170.0060.00922.96
8.2.160.0130.00620.35
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0000.00821.02
8.2.110.0050.00520.22
8.2.100.0060.00617.72
8.2.90.0040.00419.13
8.2.80.0050.00217.97
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0080.00018.03
8.2.30.0040.00419.31
8.2.20.0020.00517.64
8.2.10.0040.00417.52
8.2.00.0050.00217.66
8.1.270.0050.00223.99
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0090.00022.51
8.1.230.0040.00720.90
8.1.220.0040.00418.77
8.1.210.0040.00418.87
8.1.200.0040.00417.23
8.1.190.0090.00017.50
8.1.180.0000.00818.10
8.1.170.0030.00618.52
8.1.160.0040.00418.88
8.1.150.0040.00418.48
8.1.140.0070.00017.29
8.1.130.0070.00017.83
8.1.120.0000.00717.27
8.1.110.0030.00717.39
8.1.100.0070.00017.25
8.1.90.0040.00417.38
8.1.80.0000.00717.41
8.1.70.0000.00717.32
8.1.60.0030.00617.47
8.1.50.0050.00317.41
8.1.40.0050.00217.44
8.1.30.0040.00417.55
8.1.20.0060.00317.47
8.1.10.0030.00517.30
8.1.00.0040.00417.43
8.0.300.0050.00219.73
8.0.290.0000.00717.18
8.0.280.0030.00318.34
8.0.270.0000.00717.19
8.0.260.0030.00316.74
8.0.250.0040.00416.88
8.0.240.0090.00016.78
8.0.230.0000.00616.90
8.0.220.0070.00016.78
8.0.210.0070.00016.83
8.0.200.0100.00016.65
8.0.190.0030.00516.88
8.0.180.0040.00416.80
8.0.170.0050.00216.86
8.0.160.0070.00016.81
8.0.150.0000.00816.83
8.0.140.0040.00416.77
8.0.130.0030.00313.29
8.0.120.0030.00616.67
8.0.110.0070.00016.88
8.0.100.0030.00516.88
8.0.90.0000.00716.70
8.0.80.0090.00916.80
8.0.70.0020.00516.82
8.0.60.0030.00516.89
8.0.50.0030.00316.91
8.0.30.0100.00817.04
8.0.20.0130.01017.40
8.0.10.0070.00017.00
8.0.00.0100.00816.68
7.4.330.0000.00713.43
7.4.320.0070.00016.30
7.4.300.0000.00716.53
7.4.290.0000.00716.36
7.4.280.0000.00816.41
7.4.270.0070.00016.40
7.4.260.0030.00313.22
7.4.250.0000.00716.33
7.4.240.0070.00016.38
7.4.230.0000.00716.28
7.4.220.0150.00316.54
7.4.210.0090.00816.53
7.4.200.0070.00016.28
7.4.190.0030.00316.58
7.4.160.0110.00716.30
7.4.150.0170.00017.40
7.4.140.0120.00817.86
7.4.130.0080.00816.37
7.4.120.0110.00916.32
7.4.110.0090.00916.32
7.4.100.0170.00016.45
7.4.90.0170.00016.47
7.4.80.0070.01019.39
7.4.70.0130.00316.41
7.4.60.0070.01016.35
7.4.50.0000.00816.41
7.4.40.0060.00622.52
7.4.30.0080.00816.32
7.4.00.0100.00715.05
7.3.330.0050.00013.00
7.3.320.0000.00513.06
7.3.310.0000.00716.14
7.3.300.0070.00016.21
7.3.290.0090.00916.19
7.3.280.0100.00716.20
7.3.270.0100.00617.40
7.3.260.0120.00618.24
7.3.250.0090.00916.41
7.3.240.0120.00616.41
7.3.230.0060.01016.39
7.3.210.0090.01316.17
7.3.200.0060.01019.39
7.3.190.0070.01416.52
7.3.180.0130.00716.23
7.3.170.0130.00316.32
7.3.160.0090.01216.15
7.3.120.0060.00614.92
7.2.330.0120.00616.37
7.2.320.0030.01316.53
7.2.310.0160.01316.25
7.2.300.0080.00816.64
7.2.290.0080.01116.68
7.2.00.0070.01119.08
7.1.100.0130.01617.51
7.1.70.0050.00217.09
7.1.60.0040.01919.40
7.1.50.0180.01834.68
7.1.00.0000.07722.28
7.0.200.0030.00716.49
7.0.140.0070.07022.15
7.0.70.0000.09321.93
7.0.60.0100.07321.83
7.0.50.0030.07322.01
7.0.40.0170.07720.14
7.0.30.0030.08320.14
7.0.20.0030.05020.00
7.0.10.0000.09019.95
7.0.00.0170.06320.02
5.6.280.0070.07021.13
5.6.220.0100.07720.49
5.6.210.0100.05320.65
5.6.200.0070.06021.09
5.6.190.0130.07321.12
5.6.180.0000.08021.03
5.6.170.0000.09021.06
5.6.160.0030.08721.12
5.6.150.0100.04321.08
5.6.140.0030.08721.02
5.6.130.0070.07721.00
5.6.120.0070.04721.13
5.6.110.0100.06321.07
5.6.100.0030.08021.03
5.6.90.0070.06720.92
5.6.80.0070.06020.45
5.6.70.0100.07720.41
5.6.60.0130.06020.54
5.6.50.0070.07720.39
5.6.40.0030.04720.31
5.6.30.0000.08320.50
5.6.20.0000.08020.29
5.6.10.0070.05320.37
5.6.00.0170.06320.46
5.5.360.0000.09020.51
5.5.350.0070.07720.45
5.5.340.0070.08020.84
5.5.330.0070.08320.64
5.5.320.0030.04720.93
5.5.310.0030.07720.64
5.5.300.0000.08720.91
5.5.290.0070.07320.88
5.5.280.0000.08720.86
5.5.270.0000.08720.75
5.5.260.0170.05020.90
5.5.250.0130.07320.71
5.5.240.0030.08320.27
5.5.230.0000.08720.01
5.5.220.0070.04320.30
5.5.210.0130.08020.29
5.5.200.0030.07320.09
5.5.190.0030.07320.17
5.5.180.0030.08320.24
5.5.160.0030.07320.16
5.5.150.0200.06020.21
5.5.140.0030.06020.16
5.5.130.0000.08320.21
5.5.120.0100.07720.23
5.5.110.0100.07320.18
5.5.100.0030.06320.18
5.5.90.0070.07720.05
5.5.80.0070.07319.95
5.5.70.0070.07020.14
5.5.60.0100.07020.17
5.5.50.0000.06020.08
5.5.40.0070.07320.08
5.5.30.0030.08020.14
5.5.20.0130.07020.05
5.5.10.0070.08020.05
5.5.00.0070.04720.13
5.4.450.0000.08019.38
5.4.440.0030.04319.44
5.4.430.0070.07019.44
5.4.420.0000.08019.44
5.4.410.0030.07319.07
5.4.400.0070.04019.08
5.4.390.0030.07319.03
5.4.380.0030.08319.04
5.4.370.0030.04319.25
5.4.360.0030.07719.14
5.4.350.0030.07718.84
5.4.340.0070.07318.88
5.4.320.0030.05019.04
5.4.310.0130.06319.16
5.4.300.0130.06318.84
5.4.290.0000.07319.22
5.4.280.0000.05018.88
5.4.270.0070.07019.12
5.4.260.0130.07719.16
5.4.250.0000.08319.02
5.4.240.0030.07319.15
5.4.230.0000.08318.87
5.4.220.0030.06318.94
5.4.210.0000.07719.13
5.4.200.0030.07019.04
5.4.190.0000.08019.19
5.4.180.0100.05019.17
5.4.170.0030.07719.04
5.4.160.0100.06719.16
5.4.150.0030.07719.10
5.4.140.0030.07716.42
5.4.130.0000.07316.41
5.4.120.0030.04316.33
5.4.110.0070.06716.50
5.4.100.0030.07316.46
5.4.90.0030.05316.43
5.4.80.0000.05716.34
5.4.70.0030.05716.49
5.4.60.0070.05316.48
5.4.50.0000.04016.29
5.4.40.0030.04016.46
5.4.30.0030.03316.43
5.4.20.0030.03716.45
5.4.10.0030.03316.49
5.4.00.0000.06015.89
5.3.290.0070.07714.77
5.3.280.0070.07314.57
5.3.270.0030.08014.62
5.3.260.0070.07314.69
5.3.250.0070.06714.71
5.3.240.0100.06314.57
5.3.230.0030.07714.71
5.3.220.0000.04014.63
5.3.210.0000.07714.55
5.3.200.0070.06714.48
5.3.190.0070.07014.65
5.3.180.0030.07714.70
5.3.170.0130.07014.66
5.3.160.0000.04714.70
5.3.150.0000.03714.66
5.3.140.0000.04014.66
5.3.130.0000.07314.51
5.3.120.0000.04014.61
5.3.110.0000.04014.68
5.3.100.0000.04314.09
5.3.90.0000.03714.13
5.3.80.0030.03314.02
5.3.70.0030.03314.00
5.3.60.0100.03014.05
5.3.50.0000.03714.06
5.3.40.0000.03713.92
5.3.30.0030.02713.98
5.3.20.0030.03713.71
5.3.10.0000.03313.57
5.3.00.0000.03313.53
5.2.170.0030.02712.16
5.2.160.0000.03012.16
5.2.150.0000.03012.16
5.2.140.0030.05012.16
5.2.130.0000.02312.16
5.2.120.0000.02312.16
5.2.110.0030.02312.16
5.2.100.0000.02712.16
5.2.90.0000.03012.16
5.2.80.0070.02312.16
5.2.70.0000.03312.16
5.2.60.0030.02712.16
5.2.50.0030.02712.16
5.2.40.0000.02712.16
5.2.30.0030.03712.16
5.2.20.0070.02712.16
5.2.10.0000.02712.16
5.2.00.0030.02312.16
5.1.60.0000.02312.16
5.1.50.0030.01712.16
5.1.40.0000.02312.16
5.1.30.0030.02012.16
5.1.20.0030.02312.16
5.1.10.0000.02012.16
5.1.00.0000.03012.16
5.0.50.0000.02012.16
5.0.40.0000.02012.16
5.0.30.0000.02712.16
5.0.20.0000.01712.16
5.0.10.0000.02012.16
5.0.00.0000.03012.16
4.4.90.0000.01712.16
4.4.80.0000.01312.16
4.4.70.0000.01712.16
4.4.60.0000.01312.16
4.4.50.0000.01312.16
4.4.40.0000.02312.16
4.4.30.0000.01312.16
4.4.20.0000.01712.16
4.4.10.0030.01312.16
4.4.00.0000.02312.16
4.3.110.0000.01312.16
4.3.100.0000.01312.16
4.3.90.0000.01712.16
4.3.80.0000.03712.16
4.3.70.0000.01312.16
4.3.60.0000.01012.16
4.3.50.0000.01312.16
4.3.40.0000.02312.16
4.3.30.0000.01712.16
4.3.20.0000.01312.16
4.3.10.0000.01312.16
4.3.00.0000.01312.16

preferences:
50.62 ms | 400 KiB | 5 Q