3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $a = 'foo'; } class B extends A { function f() { echo $this->a; } } $b = new B; $b->f();

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)
8.3.60.0090.00618.43
8.3.50.0110.00721.15
8.3.40.0040.01118.60
8.3.30.0070.00719.05
8.3.20.0110.00720.16
8.3.10.0040.00422.13
8.3.00.0080.00022.53
8.2.180.0150.00016.63
8.2.170.0030.01522.96
8.2.160.0100.00320.52
8.2.150.0000.00924.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0120.00619.42
8.2.110.0110.01122.32
8.2.100.0150.00017.91
8.2.90.0000.00719.22
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0080.00018.03
8.2.50.0000.00818.07
8.2.40.0000.00718.22
8.2.30.0050.00318.04
8.2.20.0040.00417.64
8.2.10.0020.00517.67
8.2.00.0070.00417.59
8.1.280.0100.01025.92
8.1.270.0050.00222.11
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.01423.86
8.1.230.0040.00719.17
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0070.00317.22
8.1.190.0050.00317.41
8.1.180.0080.00018.70
8.1.170.0000.00818.36
8.1.160.0050.00322.14
8.1.150.0000.00718.58
8.1.140.0000.00717.30
8.1.130.0070.00017.84
8.1.120.0000.00717.39
8.1.110.0000.00717.38
8.1.100.0000.00717.27
8.1.90.0030.00317.29
8.1.80.0000.00717.41
8.1.70.0030.00317.36
8.1.60.0050.00317.55
8.1.50.0040.00417.40
8.1.40.0000.00817.53
8.1.30.0000.00717.66
8.1.20.0090.00017.71
8.1.10.0000.00717.47
8.1.00.0060.00317.48
8.0.300.0000.00718.77
8.0.290.0000.00717.16
8.0.280.0070.00018.41
8.0.270.0030.00317.16
8.0.260.0000.00716.88
8.0.250.0000.00717.08
8.0.240.0040.00716.76
8.0.230.0030.00316.97
8.0.220.0030.00316.88
8.0.210.0070.00016.90
8.0.200.0050.00216.83
8.0.190.0000.00816.95
8.0.180.0030.00316.97
8.0.170.0040.00416.89
8.0.160.0040.00416.84
8.0.150.0050.00316.79
8.0.140.0080.00316.83
8.0.130.0060.00013.32
8.0.120.0000.00816.90
8.0.110.0000.00816.84
8.0.100.0030.00316.92
8.0.90.0000.00816.84
8.0.80.0090.01316.83
8.0.70.0040.00416.91
8.0.60.0050.00516.72
8.0.50.0070.00016.88
8.0.30.0110.00716.96
8.0.20.0120.00617.40
8.0.10.0070.00016.83
8.0.00.0120.00616.68
7.4.330.0000.00515.00
7.4.320.0070.00016.55
7.4.300.0030.00316.64
7.4.290.0000.00816.50
7.4.280.0050.00216.48
7.4.270.0070.00016.54
7.4.260.0000.00816.38
7.4.250.0000.00716.47
7.4.240.0000.00716.47
7.4.230.0030.00316.49
7.4.220.0090.00916.42
7.4.210.0070.00916.67
7.4.200.0000.00716.39
7.4.190.0000.00716.60
7.4.160.0100.00716.69
7.4.150.0070.01117.40
7.4.140.0110.00717.86
7.4.130.0080.01016.59
7.4.120.0140.00316.54
7.4.110.0080.01316.64
7.4.100.0100.00716.43
7.4.90.0180.00616.47
7.4.80.0030.01819.39
7.4.70.0170.00616.50
7.4.60.0090.00616.50
7.4.50.0040.00416.13
7.4.40.0000.01022.77
7.4.30.0090.00616.30
7.4.00.0040.01115.19
7.3.330.0060.00013.13
7.3.320.0040.00413.29
7.3.310.0030.00316.16
7.3.300.0050.00316.18
7.3.290.0040.01116.22
7.3.280.0100.00616.31
7.3.270.0100.00717.40
7.3.260.0060.01216.32
7.3.250.0080.00816.43
7.3.240.0100.00716.43
7.3.230.0110.01216.39
7.3.210.0070.01016.16
7.3.200.0070.01016.28
7.3.190.0070.01016.37
7.3.180.0070.01016.30
7.3.170.0070.01516.30
7.3.160.0100.00616.38
7.3.120.0070.01114.60
7.3.110.0070.00414.75
7.3.100.0080.00814.64
7.3.90.0040.00814.82
7.3.80.0090.00614.86
7.3.70.0030.00914.89
7.3.60.0100.00714.85
7.3.50.0030.01214.78
7.3.40.0040.01414.60
7.3.30.0040.01114.70
7.3.20.0060.00916.66
7.3.10.0030.00616.40
7.3.00.0030.01016.41
7.2.330.0000.01816.73
7.2.320.0040.01416.62
7.2.310.0060.01016.46
7.2.300.0060.01016.79
7.2.290.0090.00916.37
7.2.240.0040.01115.28
7.2.230.0130.00315.01
7.2.220.0070.01114.77
7.2.210.0050.00514.93
7.2.200.0000.01714.96
7.2.190.0030.01314.74
7.2.180.0060.00614.76
7.2.170.0060.01015.02
7.2.160.0070.01014.52
7.2.150.0140.00316.83
7.2.140.0080.00616.57
7.2.130.0030.00916.93
7.2.120.0000.01617.02
7.2.110.0060.00616.56
7.2.100.0100.00717.09
7.2.90.0030.00716.53
7.2.80.0000.01216.95
7.2.70.0040.00816.98
7.2.60.0000.01216.70
7.2.50.0090.00616.86
7.2.40.0040.00416.78
7.2.30.0000.01416.87
7.2.20.0030.01016.51
7.2.10.0040.00417.06
7.2.00.0030.01018.20
7.1.330.0060.00915.53
7.1.320.0030.01015.79
7.1.310.0030.01015.82
7.1.300.0040.00815.33
7.1.290.0120.00315.37
7.1.280.0090.00315.46
7.1.270.0060.01015.54
7.1.260.0030.00915.35
7.1.250.0000.01015.51
7.1.100.0060.00618.11
7.1.70.0030.01016.72
7.1.60.0090.00317.02
7.1.50.0050.00516.47
7.1.00.0070.07322.45
7.0.200.0100.00016.66
7.0.140.0070.07022.02
7.0.60.0130.03319.91
7.0.50.0000.04717.88
7.0.40.0070.04319.96
7.0.30.0270.05320.16
7.0.20.0230.07720.10
7.0.10.0030.06320.24
7.0.00.0130.05020.08
5.6.280.0130.06320.87
5.6.210.0130.07720.48
5.6.200.0030.04718.19
5.6.190.0030.06020.33
5.6.180.0400.05720.64
5.6.170.0270.04020.45
5.6.160.0000.05020.39
5.6.150.0130.07318.14
5.6.140.0070.07718.16
5.6.130.0100.08018.27
5.6.120.0030.04020.98
5.6.110.0200.05721.04
5.6.100.0200.06021.11
5.6.90.0070.07720.98
5.6.80.0000.08720.34
5.5.350.0370.06320.43
5.5.340.0000.04017.95
5.5.330.0230.07020.28
5.5.320.0030.05320.24
5.5.310.0300.08020.35
5.5.300.0000.07717.98
5.5.290.0100.06317.92
5.5.280.0130.03320.74
5.5.270.0030.04020.89
5.5.260.0070.03720.66
5.5.250.0070.06320.58
5.5.240.0070.06720.24
5.4.450.0730.06019.45
5.4.440.1000.06019.16
5.4.430.0200.04719.23
5.4.420.0170.05019.53
5.4.410.0130.05019.05
5.4.400.0070.05718.81
5.4.390.0070.05718.72
5.4.380.0230.04018.71
5.4.370.0700.04718.79
5.4.360.0770.04318.64
5.4.350.0700.05318.82
5.4.340.0670.05318.71
5.4.320.0080.04312.50
5.4.310.0090.04612.50
5.4.300.0050.04012.50
5.4.290.0100.04412.50
5.4.280.0070.04312.39
5.4.270.0060.03612.40
5.4.260.0130.04719.07
5.4.250.0070.05318.88
5.4.240.0130.06018.72
5.4.230.0130.05018.98
5.4.220.0170.07318.86
5.4.210.0100.07318.71
5.4.200.0100.05018.90
5.4.190.0070.06018.71
5.4.180.0170.04718.93
5.4.170.0130.05018.71
5.4.160.0100.05318.86
5.4.150.0100.08018.60
5.4.140.0030.05316.35
5.4.130.0030.05316.52
5.4.120.0070.06316.43
5.4.110.0130.05016.58
5.4.100.0130.04716.42
5.4.90.0170.04016.38
5.4.80.0030.05316.40
5.4.70.0100.04716.43
5.4.60.0130.05016.37
5.4.50.0030.05316.37
5.4.40.0100.06316.31
5.4.30.0100.05716.38
5.4.20.0030.05316.25
5.4.10.0100.05016.41
5.4.00.0100.04715.98
5.3.290.0050.04612.80
5.3.280.0030.05314.58
5.3.270.0170.05314.62
5.3.260.0000.06014.78
5.3.250.0070.05014.51
5.3.240.0170.04714.59
5.3.230.0130.05014.60
5.3.220.0230.06314.79
5.3.210.0100.05314.59
5.3.200.0170.05314.79
5.3.190.0070.05314.54
5.3.180.0100.05014.64
5.3.170.0130.07314.57
5.3.160.0070.05714.65
5.3.150.0170.05014.53
5.3.140.0170.06714.69
5.3.130.0000.06014.52
5.3.120.0030.05714.77
5.3.110.0100.05314.55
5.3.100.0100.04714.02
5.3.90.0130.05314.19
5.3.80.0130.06713.92
5.3.70.0100.05014.10
5.3.60.0070.05314.17
5.3.50.0000.06313.95
5.3.40.0100.06314.13
5.3.30.0100.07013.98
5.3.20.0130.06713.52
5.3.10.0030.05713.48
5.3.00.0070.05013.71
5.2.170.0030.05311.11
5.2.160.0070.04311.22
5.2.150.0100.05011.30
5.2.140.0070.04011.20
5.2.130.0100.03711.32
5.2.120.0100.05711.16
5.2.110.0100.03711.08
5.2.100.0230.03011.19
5.2.90.0030.04011.18
5.2.80.0030.05011.15
5.2.70.0030.06011.25
5.2.60.0130.04011.02
5.2.50.0030.05311.10
5.2.40.0070.04010.98
5.2.30.0130.04010.93
5.2.20.0070.04010.91
5.2.10.0030.04010.94
5.2.00.0070.05310.80
5.1.60.0070.04310.05
5.1.50.0000.05310.00
5.1.40.0030.05010.02
5.1.30.0000.04010.16
5.1.20.0030.04310.57
5.1.10.0030.04010.13
5.1.00.0030.03710.13
5.0.50.0100.0238.50
5.0.40.0070.0378.32
5.0.30.0070.0378.42
5.0.20.0030.0308.26
5.0.10.0100.0238.14
5.0.00.0100.0408.16
4.4.90.0100.0207.48
4.4.80.0000.0307.48
4.4.70.0030.0307.48
4.4.60.0030.0207.48
4.4.50.0030.0237.48
4.4.40.0070.0407.48
4.4.30.0030.0237.48
4.4.20.0000.0237.48
4.4.10.0030.0277.48
4.4.00.0070.0377.48
4.3.110.0030.0237.48
4.3.100.0030.0237.48
4.3.90.0070.0137.48
4.3.80.0070.0337.48
4.3.70.0100.0137.48
4.3.60.0070.0277.48
4.3.50.0030.0207.48
4.3.40.0000.0377.48
4.3.30.0000.0237.48
4.3.20.0000.0277.48
4.3.10.0030.0307.48
4.3.00.0200.0106.76

preferences:
32.14 ms | 401 KiB | 5 Q