3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ref = new ReflectionClass('PDO'); foreach ($ref->getConstants() as $constant) { printf("%s => %s\n", $constant->getName(), $constant->getValue()); }

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)
8.3.60.0040.01516.75
8.3.50.0160.00516.46
8.3.40.0090.00618.84
8.3.30.0190.00318.76
8.3.20.0000.00818.87
8.3.10.0040.00418.76
8.3.00.0050.00319.38
8.2.180.0150.00016.75
8.2.170.0090.00622.96
8.2.160.0150.00018.96
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0000.00820.89
8.2.110.0000.01120.98
8.2.100.0000.01117.91
8.2.90.0000.00819.30
8.2.80.0000.00819.23
8.2.70.0060.00317.38
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0110.00018.16
8.2.30.0030.00518.00
8.2.20.0030.00619.57
8.2.10.0000.00717.76
8.2.00.0000.00717.71
8.1.280.0110.00325.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0000.00922.54
8.1.230.0040.00820.84
8.1.220.0030.00517.74
8.1.210.0040.00418.92
8.1.200.0000.00917.35
8.1.190.0040.00417.65
8.1.180.0030.00618.10
8.1.170.0050.00318.82
8.1.160.0040.00418.89
8.1.150.0050.00318.70
8.1.140.0070.00017.45
8.1.130.0030.00317.82
8.1.120.0000.00717.47
8.1.110.0030.00517.51
8.1.100.0000.00717.34
8.1.90.0070.00017.50
8.1.80.0000.00717.51
8.1.70.0030.00317.44
8.1.60.0080.00017.54
8.1.50.0050.00317.45
8.1.40.0040.00417.41
8.1.30.0030.00517.67
8.1.20.0040.00417.66
8.1.10.0000.00717.60
8.1.00.0040.00417.44
8.0.300.0000.00719.86
8.0.290.0000.00716.75
8.0.280.0030.00318.50
8.0.270.0030.00317.17
8.0.260.0030.00316.88
8.0.250.0000.00717.02
8.0.240.0030.00316.98
8.0.230.0030.00317.01
8.0.220.0030.00316.85
8.0.210.0000.00716.95
8.0.200.0040.00417.01
8.0.190.0080.00017.01
8.0.180.0050.00216.87
8.0.170.0030.00716.89
8.0.160.0070.00016.94
8.0.150.0030.00616.95
8.0.140.0000.00916.95
8.0.130.0000.00513.40
8.0.120.0000.00716.84
8.0.110.0050.00316.93
8.0.100.0000.00716.86
8.0.90.0040.00416.85
8.0.80.0040.01116.85
8.0.70.0040.00416.93
8.0.60.0040.00416.93
8.0.50.0000.00716.93
8.0.30.0120.00917.16
8.0.20.0100.00817.08
8.0.10.0000.00717.19
8.0.00.0100.01016.76
7.4.330.0030.00313.00
7.4.320.0030.00316.61
7.4.300.0030.00316.60
7.4.290.0030.00616.61
7.4.280.0030.00516.52
7.4.270.0070.00016.56
7.4.260.0030.00313.27
7.4.250.0040.00416.50
7.4.240.0030.00316.48
7.4.230.0070.00016.39
7.4.220.0140.00316.55
7.4.210.0070.00716.57
7.4.200.0000.00716.58
7.4.190.0000.00816.40
7.4.160.0090.00616.62
7.4.150.0130.00616.39
7.4.140.0110.01016.40
7.4.130.0080.00816.60
7.4.120.0080.00916.48
7.4.110.0080.00816.50
7.4.100.0090.00916.57
7.4.90.0030.01616.56
7.4.80.0100.00619.39
7.4.70.0140.00316.34
7.4.60.0100.00716.46
7.4.50.0130.00016.34
7.4.40.0030.01216.63
7.4.30.0070.01016.48
7.4.00.0000.01514.81
7.3.330.0030.00313.14
7.3.320.0000.00513.03
7.3.310.0000.00716.14
7.3.300.0000.00616.11
7.3.290.0030.01216.24
7.3.280.0090.00916.28
7.3.270.0060.01016.30
7.3.260.0270.00616.58
7.3.250.0140.00916.42
7.3.240.0100.01716.30
7.3.230.0100.00616.42
7.3.210.0090.00616.50
7.3.200.0070.01416.55
7.3.190.0110.01116.26
7.3.180.0090.00616.44
7.3.170.0060.00916.36
7.3.160.0120.00416.32
7.3.120.0170.00014.75
7.2.330.0100.01016.72
7.2.320.0030.01316.52
7.2.310.0060.01216.66
7.2.300.0100.00716.63
7.2.290.0100.00616.42
7.2.60.0140.00017.02
7.2.00.0030.00919.60
7.1.200.0040.01115.73
7.1.100.0040.00718.23
7.1.70.0000.00817.08
7.1.60.0140.01119.40
7.1.50.0130.01016.57
7.1.00.0030.06322.40
7.0.200.0080.00316.51
7.0.140.0100.06722.09
7.0.120.0000.03322.16
7.0.60.0030.08320.00
7.0.50.0130.07717.91
7.0.40.0030.05717.79
7.0.30.0070.04317.69
7.0.20.0070.04717.78
7.0.10.0070.08017.75
7.0.00.0100.03717.78
5.6.280.0070.07021.14
5.6.210.0000.06720.69
5.6.200.0100.08318.12
5.6.190.0030.09018.11
5.6.180.0100.05718.18
5.6.170.0070.08018.15
5.6.160.0100.04318.21
5.6.150.0100.04018.12
5.6.140.0200.05318.25
5.6.130.0170.07018.21
5.6.120.0030.04318.21
5.6.110.0100.03718.11
5.6.100.0100.05718.10
5.6.90.0000.08018.10
5.6.80.0130.07017.56
5.6.70.0070.08017.50
5.6.60.0130.06717.53
5.6.50.0030.08017.57
5.6.40.0030.08017.46
5.6.30.0030.06017.43
5.6.20.0100.06317.56
5.6.10.0070.07317.47
5.6.00.0000.05317.56
5.5.350.0000.03320.41
5.5.340.0100.08317.97
5.5.330.0100.07717.97
5.5.320.0000.05717.95
5.5.310.0100.06317.89
5.5.300.0100.03717.98
5.5.290.0070.05017.97
5.5.280.0070.04017.91
5.5.270.0030.07017.93
5.5.260.0070.07317.98
5.5.250.0070.08017.82
5.5.240.0070.08017.37
5.5.230.0030.08017.39
5.5.220.0030.04717.32
5.5.210.0130.06717.32
5.5.200.0030.08317.34
5.5.190.0030.08717.36
5.5.180.0170.04017.30
5.5.160.0070.06017.27
5.5.150.0070.05317.32
5.5.140.0070.07017.33
5.5.130.0170.07017.31
5.5.120.0030.06717.36
5.5.110.0070.07017.31
5.5.100.0030.07717.27
5.5.90.0170.07317.21
5.5.80.0200.07017.21
5.5.70.0100.05717.20
5.5.60.0030.05317.27
5.5.50.0130.07017.12
5.5.40.0030.07317.15
5.5.30.0070.08017.19
5.5.20.0100.08017.25
5.5.10.0070.08017.26
5.5.00.0030.05317.16
5.4.450.0130.07319.41
5.4.440.0000.05019.34
5.4.430.0030.07319.30
5.4.420.0070.04719.41
5.4.410.0070.07019.23
5.4.400.0100.07319.07
5.4.390.0070.07318.89
5.4.380.0030.06019.03
5.4.370.0030.04019.10
5.4.360.0100.07319.12
5.4.350.0130.07319.07
5.4.340.0030.08018.98
5.4.320.0070.07719.07
5.4.310.0100.07719.09
5.4.300.0130.07018.99
5.4.290.0000.06019.20
5.4.280.0100.07318.89
5.4.270.0030.08018.98
5.4.260.0100.04319.11
5.4.250.0030.08019.01
5.4.240.0000.04319.02
5.4.230.0170.06018.89
5.4.220.0100.07318.95
5.4.210.0000.08019.00
5.4.200.0030.08319.11
5.4.190.0100.07719.13
5.4.180.0030.08318.97
5.4.170.0130.07018.94
5.4.160.0070.04018.99
5.4.150.0030.06318.97
5.4.140.0070.07316.31
5.4.130.0030.04016.48
5.4.120.0000.06316.30
5.4.110.0070.07016.27
5.4.100.0070.04316.28
5.4.90.0070.07016.24
5.4.80.0070.03716.28
5.4.70.0070.06716.25
5.4.60.0070.07316.41
5.4.50.0000.07716.50
5.4.40.0070.04316.28
5.4.30.0100.06016.32
5.4.20.0070.03716.41
5.4.10.0130.04316.27
5.4.00.0030.07315.66
5.3.290.0030.06014.49
5.3.280.0030.07314.53
5.3.270.0000.07014.57
5.3.260.0100.07314.46
5.3.250.0070.07714.53
5.3.240.0100.04314.54
5.3.230.0070.06714.42
5.3.220.0030.07714.48
5.3.210.0100.07714.53
5.3.200.0170.06714.65
5.3.190.0130.07014.56
5.3.180.0100.07314.53
5.3.170.0000.04714.53
5.3.160.0070.04714.39
5.3.150.0070.07014.54
5.3.140.0000.06014.54
5.3.130.0100.07314.38
5.3.120.0100.05314.46
5.3.110.0000.04314.38
5.3.100.0070.07314.03
5.3.90.0000.05013.98
5.3.80.0030.03713.99
5.3.70.0070.07013.95
5.3.60.0170.06713.97
5.3.50.0030.06713.94
5.3.40.0030.05313.86
5.3.30.0070.04713.89
5.3.20.0000.08313.61
5.3.10.0030.05713.41
5.3.00.0030.08013.39
5.2.170.0030.05711.23
5.2.160.0030.06711.23
5.2.150.0070.02711.23
5.2.140.0100.06311.23
5.2.130.0070.04711.25
5.2.120.0000.05311.23
5.2.110.0030.06311.23
5.2.100.0200.04711.23
5.2.90.0100.05311.23
5.2.80.0130.03711.23
5.2.70.0070.06311.23
5.2.60.0100.05311.23
5.2.50.0070.04711.23
5.2.40.0070.05711.23
5.2.30.0100.06011.23
5.2.20.0100.05311.23
5.2.10.0070.06011.23
5.2.00.0130.05311.23
5.1.60.0030.04711.23
5.1.50.0100.03711.23
5.1.40.0100.05011.23
5.1.30.0070.05011.23
5.1.20.0070.06311.23
5.1.10.0030.06011.23
5.1.00.0030.04311.23
5.0.50.0070.04711.23
5.0.40.0000.05011.23
5.0.30.0070.06011.23
5.0.20.0000.05011.23
5.0.10.0000.05011.23
5.0.00.0030.03711.23
4.4.90.0030.03311.23
4.4.80.0100.02711.23
4.4.70.0000.01711.23
4.4.60.0030.01311.23
4.4.50.0030.03711.23
4.4.40.0030.05711.23
4.4.30.0070.01711.23
4.4.20.0030.03711.23
4.4.10.0030.02311.23
4.4.00.0000.04311.23
4.3.110.0000.03711.23
4.3.100.0000.04011.23
4.3.90.0100.02711.23
4.3.80.0000.04311.23
4.3.70.0000.02711.23
4.3.60.0000.02011.23
4.3.50.0030.01311.23
4.3.40.0000.02311.23
4.3.30.0000.03311.23
4.3.20.0030.03011.23
4.3.10.0000.02711.23
4.3.00.0030.03011.23

preferences:
48.64 ms | 400 KiB | 5 Q