3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $z = 'foo'; function x() { echo self::$z; } } $a = new A(); $a->x();

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)
8.3.60.0100.01016.88
8.3.50.0130.00717.42
8.3.40.0170.00318.79
8.3.30.0120.00318.54
8.3.20.0050.00318.79
8.3.10.0050.00320.66
8.3.00.0060.00319.38
8.2.180.0040.01116.75
8.2.170.0070.00722.96
8.2.160.0100.00321.14
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0040.00419.36
8.2.110.0040.00419.45
8.2.100.0040.00717.91
8.2.90.0060.00318.96
8.2.80.0000.00817.97
8.2.70.0080.00017.63
8.2.60.0080.00017.91
8.2.50.0030.00518.10
8.2.40.0000.00718.15
8.2.30.0030.00717.86
8.2.20.0050.00319.55
8.2.10.0000.00817.72
8.2.00.0030.00617.59
8.1.280.0150.00625.92
8.1.270.0070.00024.66
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0070.00322.60
8.1.230.0090.00317.71
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0000.00717.23
8.1.180.0060.00318.10
8.1.170.0000.00718.97
8.1.160.0050.00218.85
8.1.150.0050.00218.63
8.1.140.0040.00417.32
8.1.130.0070.00017.66
8.1.120.0030.00517.29
8.1.110.0060.00317.29
8.1.100.0000.00717.34
8.1.90.0030.00317.42
8.1.80.0070.00017.37
8.1.70.0000.00717.25
8.1.60.0060.00317.50
8.1.50.0000.00817.45
8.1.40.0040.00417.46
8.1.30.0040.00417.64
8.1.20.0040.00417.53
8.1.10.0000.00717.63
8.1.00.0000.00717.50
8.0.300.0040.00418.87
8.0.290.0040.00416.63
8.0.280.0030.00318.32
8.0.270.0000.00817.20
8.0.260.0030.00316.86
8.0.250.0000.00716.96
8.0.240.0030.00316.90
8.0.230.0030.00316.82
8.0.220.0030.00316.87
8.0.210.0070.00016.76
8.0.200.0040.00416.93
8.0.190.0050.00316.85
8.0.180.0030.00316.90
8.0.170.0080.00016.93
8.0.160.0000.00716.89
8.0.150.0040.00416.78
8.0.140.0070.00316.78
8.0.130.0050.00013.36
8.0.120.0050.00316.82
8.0.110.0030.00316.77
8.0.100.0040.00416.87
8.0.90.0040.00416.89
8.0.80.0120.00316.81
8.0.70.0040.00416.89
8.0.60.0000.00716.94
8.0.50.0040.00416.91
8.0.30.0130.01117.17
8.0.20.0140.00816.93
8.0.10.0040.00416.86
8.0.00.0070.01216.79
7.4.330.0000.00512.91
7.4.320.0090.00016.51
7.4.300.0000.00616.63
7.4.290.0000.00616.54
7.4.280.0050.00316.54
7.4.270.0030.00316.47
7.4.260.0000.00513.28
7.4.250.0040.00416.63
7.4.240.0080.00016.63
7.4.230.0030.00316.37
7.4.220.0130.00616.45
7.4.210.0080.00716.58
7.4.200.0030.00316.57
7.4.190.0000.00716.46
7.4.160.0070.01016.68
7.4.150.0140.00316.54
7.4.140.0070.01416.42
7.4.130.0090.00916.58
7.4.120.0100.00716.48
7.4.110.0110.00616.34
7.4.100.0090.01316.59
7.4.90.0110.00716.53
7.4.80.0090.00916.54
7.4.70.0080.01516.73
7.4.60.0040.01716.50
7.4.50.0000.00816.61
7.4.40.0030.01116.50
7.4.30.0120.00916.59
7.4.00.0040.01115.11
7.3.330.0040.00413.19
7.3.320.0000.00513.22
7.3.310.0070.00016.35
7.3.300.0070.00016.39
7.3.290.0030.01316.34
7.3.280.0070.01116.30
7.3.270.0170.00016.50
7.3.260.0100.00716.29
7.3.250.0140.00916.45
7.3.240.0140.00416.55
7.3.230.0090.00916.56
7.3.210.0040.01416.36
7.3.200.0080.00819.39
7.3.190.0100.00816.20
7.3.180.0090.00916.32
7.3.170.0060.01516.54
7.3.160.0090.00616.33
7.3.120.0070.00714.74
7.3.10.0030.01016.44
7.3.00.0070.01016.57
7.2.330.0100.00716.61
7.2.320.0070.01416.68
7.2.310.0030.01516.71
7.2.300.0110.00516.54
7.2.290.0070.01016.70
7.2.130.0070.00716.89
7.2.120.0100.00316.79
7.2.110.0060.00916.93
7.2.100.0120.00316.69
7.2.90.0030.00616.82
7.2.80.0070.01116.89
7.2.70.0100.00616.70
7.2.60.0080.00716.77
7.2.50.0000.01216.88
7.2.40.0060.00616.74
7.2.30.0110.00317.07
7.2.20.0030.01017.07
7.2.10.0030.01016.62
7.2.00.0070.00718.18
7.1.250.0060.00615.86
7.1.200.0040.00415.68
7.1.100.0060.00917.89
7.1.70.0000.00816.79
7.1.60.0100.01619.40
7.1.50.0030.01616.85
7.1.00.0070.07322.45
7.0.200.0190.01014.74
7.0.140.0000.07722.16
7.0.120.0030.07722.09
7.0.60.0070.08320.03
7.0.50.0130.07317.95
7.0.40.0070.06720.25
7.0.30.0170.04020.24
7.0.20.0330.07720.10
7.0.10.0070.05720.24
7.0.00.0030.06020.16
5.6.210.0000.04720.63
5.6.200.0070.08318.19
5.6.190.0000.04720.63
5.6.180.0470.05020.63
5.6.170.0300.06720.55
5.6.160.0030.07720.39
5.6.150.0070.05718.18
5.6.140.0070.07718.18
5.6.130.0100.04318.14
5.6.120.0030.04321.15
5.6.110.0000.07320.98
5.6.100.0130.07720.96
5.6.90.0200.07321.00
5.6.80.0130.05320.30
5.5.350.0100.07720.46
5.5.340.0000.04317.98
5.5.330.0130.05720.21
5.5.320.0330.06720.35
5.5.310.0330.07020.36
5.5.300.0100.08018.09
5.5.290.0030.07317.95
5.5.280.0130.05020.96
5.5.270.0070.04020.87
5.5.260.0000.07320.65
5.5.250.0100.08020.78
5.5.240.0100.08020.25
5.4.450.0030.04719.41
5.4.440.0030.08019.28
5.4.430.0100.03719.55
5.4.420.0070.03719.44
5.4.410.0000.04319.17
5.4.400.0030.04019.24
5.4.390.0030.04318.99
5.4.380.0030.08019.15
5.4.370.0070.07019.01
5.4.360.0030.08019.00
5.4.350.0070.03718.85
5.4.340.0130.05319.20
5.4.320.0030.07719.12
5.4.310.0130.03318.85
5.4.300.0070.03719.16
5.4.290.0030.03719.23
5.4.280.0070.04718.85
5.4.270.0030.03719.00
5.4.260.0030.03719.14
5.4.250.0030.03718.85
5.4.240.0070.03318.84
5.4.230.0100.03018.84
5.4.220.0030.03718.85
5.4.210.0000.04019.15
5.4.200.0070.03319.24
5.4.190.0030.04719.15
5.4.180.0070.03319.01
5.4.170.0030.03719.14
5.4.160.0070.03319.24
5.4.150.0030.03719.12
5.4.140.0030.03316.41
5.4.130.0070.03016.35
5.4.120.0030.03316.37
5.4.110.0030.04016.30
5.4.100.0000.03716.41
5.4.90.0030.03316.41
5.4.80.0070.03316.28
5.4.70.0200.02316.32
5.4.60.0030.03316.43
5.4.50.0000.04316.29
5.4.40.0070.03016.36
5.4.30.0100.05016.27
5.4.20.0030.04716.38
5.4.10.0030.04716.27
5.4.00.0000.04015.77
5.3.290.0000.04714.66
5.3.280.0100.03014.55
5.3.270.0100.03714.65
5.3.260.0030.03714.66
5.3.250.0000.04014.64
5.3.240.0070.04014.75
5.3.230.0000.04014.58
5.3.220.0070.03314.57
5.3.210.0030.03714.72
5.3.200.0070.03314.55
5.3.190.0130.03314.48
5.3.180.0030.03314.55
5.3.170.0000.03714.61
5.3.160.0100.03014.48
5.3.150.0030.03714.56
5.3.140.0000.03714.54
5.3.130.0070.03314.59
5.3.120.0070.06714.55
5.3.110.0030.07714.69
5.3.100.0070.05014.08
5.3.90.0030.03714.02
5.3.80.0100.06014.01
5.3.70.0000.06714.04
5.3.60.0070.07313.94
5.3.50.0100.06713.95
5.3.40.0030.04713.91
5.3.30.0100.07014.06
5.3.20.0030.07713.72
5.3.10.0070.06313.69
5.3.00.0070.03313.70
5.2.170.0000.03711.31
5.2.160.0000.04711.04
5.2.150.0070.05011.11
5.2.140.0070.06311.09
5.2.130.0070.04011.25
5.2.120.0030.06011.11
5.2.110.0030.05011.11
5.2.100.0030.02711.05
5.2.90.0100.05711.18
5.2.80.0000.04711.13
5.2.70.0030.03711.15
5.2.60.0100.05011.10
5.2.50.0000.04711.02
5.2.40.0100.05311.04
5.2.30.0100.05010.93
5.2.20.0070.05710.95
5.2.10.0030.05710.86
5.2.00.0030.02710.71
5.1.60.0030.0279.90
5.1.50.0000.0379.99
5.1.40.0100.0479.93
5.1.30.0030.03010.40
5.1.20.0100.05310.30
5.1.10.0030.04710.07
5.1.00.0130.04710.15
5.0.50.0000.0478.69
5.0.40.0000.0338.46
5.0.30.0030.0538.21
5.0.20.0030.0278.26
5.0.10.0030.0238.22
5.0.00.0070.0408.08
4.4.90.0030.0337.95
4.4.80.0000.0377.95
4.4.70.0000.0337.95
4.4.60.0000.0377.95
4.4.50.0030.0237.95
4.4.40.0070.0277.95
4.4.30.0070.0307.95
4.4.20.0000.0407.95
4.4.10.0000.0337.95
4.4.00.0000.0337.95
4.3.110.0030.0337.95
4.3.100.0000.0277.95
4.3.90.0030.0377.95
4.3.80.0000.0537.95
4.3.70.0030.0337.95
4.3.60.0000.0237.95
4.3.50.0030.0307.95
4.3.40.0070.0507.95
4.3.30.0000.0307.95
4.3.20.0000.0377.95
4.3.10.0070.0337.95
4.3.00.0070.0307.95

preferences:
45.58 ms | 401 KiB | 5 Q