3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait T { private $a = 1; public function t() { var_dump($this->a); var_dump(get_object_vars($this)); } } class A { use T; } $a = new A(); $a->t(); foreach ($a as $key => $field) { var_dump($key, $field); }

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)
8.3.60.0190.00016.48
8.3.50.0150.01022.04
8.3.40.0160.00018.52
8.3.30.0130.00718.79
8.3.20.0050.00220.34
8.3.10.0000.00823.65
8.3.00.0030.00619.26
8.2.180.0100.01016.38
8.2.170.0120.00322.96
8.2.160.0100.00320.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0070.00022.08
8.2.110.0060.00322.11
8.2.100.0030.00917.91
8.2.90.0040.00419.08
8.2.80.0050.00317.97
8.2.70.0070.00317.38
8.2.60.0000.00917.93
8.2.50.0030.00618.07
8.2.40.0000.00820.01
8.2.30.0000.00819.83
8.2.20.0030.00517.68
8.2.10.0040.00417.93
8.2.00.0040.00717.67
8.1.280.0100.00325.92
8.1.270.0000.01023.84
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0040.00423.83
8.1.230.0080.00419.16
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0000.00817.23
8.1.180.0030.00619.01
8.1.170.0050.00318.70
8.1.160.0040.00422.05
8.1.150.0040.00418.63
8.1.140.0050.00217.38
8.1.130.0030.00317.82
8.1.120.0000.00717.43
8.1.110.0030.00517.36
8.1.100.0040.00417.49
8.1.90.0080.00017.50
8.1.80.0000.00717.36
8.1.70.0030.00317.40
8.1.60.0030.00617.47
8.1.50.0040.00417.39
8.1.40.0000.00717.46
8.1.30.0050.00317.51
8.1.20.0000.00717.47
8.1.10.0040.00417.54
8.1.00.0000.00817.46
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0030.00518.44
8.0.270.0030.00317.25
8.0.260.0050.00317.29
8.0.250.0070.00016.83
8.0.240.0050.00216.85
8.0.230.0030.00316.87
8.0.220.0040.00416.79
8.0.210.0040.00416.89
8.0.200.0030.00616.86
8.0.190.0070.00016.93
8.0.180.0050.00316.88
8.0.170.0050.00316.87
8.0.160.0000.00816.88
8.0.150.0070.00016.82
8.0.140.0070.00016.88
8.0.130.0000.00613.39
8.0.120.0050.00216.83
8.0.110.0000.00716.75
8.0.100.0080.00016.99
8.0.90.0030.00516.93
8.0.80.0030.01716.92
8.0.70.0040.00416.77
8.0.60.0070.00016.88
8.0.50.0030.00316.95
8.0.30.0110.00817.07
8.0.20.0100.01017.40
8.0.10.0040.00416.99
8.0.00.0110.00716.84
7.4.330.0020.00215.00
7.4.320.0060.00016.52
7.4.300.0030.00316.58
7.4.290.0040.00416.58
7.4.280.0030.00316.51
7.4.270.0030.00316.51
7.4.260.0050.00216.58
7.4.250.0060.00316.46
7.4.240.0020.00516.59
7.4.230.0000.00716.59
7.4.220.0110.00716.70
7.4.210.0060.01016.64
7.4.200.0030.00516.54
7.4.190.0000.00716.53
7.4.160.0110.00516.54
7.4.150.0100.00717.40
7.4.140.0130.00817.86
7.4.130.0090.00916.61
7.4.120.0110.01016.49
7.4.110.0030.01716.57
7.4.100.0070.01016.55
7.4.90.0060.01416.43
7.4.80.0090.00919.39
7.4.70.0120.01016.41
7.4.60.0120.00316.50
7.4.50.0000.00516.25
7.4.40.0100.00716.64
7.4.30.0110.00516.59
7.4.00.0030.01314.88
7.3.330.0030.00313.12
7.3.320.0000.00513.16
7.3.310.0000.00816.31
7.3.300.0000.00716.16
7.3.290.0120.00316.27
7.3.280.0060.01316.34
7.3.270.0030.01417.40
7.3.260.0080.00916.26
7.3.250.0110.01216.32
7.3.240.0160.00016.36
7.3.230.0100.00716.39
7.3.210.0130.00316.41
7.3.200.0120.00619.39
7.3.190.0110.01116.67
7.3.180.0090.00616.55
7.3.170.0240.03516.30
7.3.160.0110.00616.62
7.3.120.0030.01014.73
7.2.330.0090.00916.50
7.2.320.0030.01416.81
7.2.310.0120.00616.66
7.2.300.0070.01016.61
7.2.290.0070.01516.70
7.2.60.0260.00417.14
7.1.200.0100.00015.82
7.1.70.0000.01316.97
7.1.60.0000.01819.46
7.1.50.0100.01016.72
7.1.00.0000.08022.28
7.0.200.0290.01014.52
7.0.140.0000.07322.00
7.0.100.0200.07720.00
7.0.90.0100.04720.17
7.0.80.0170.07719.93
7.0.70.0070.07719.88
7.0.60.0200.07719.97
7.0.50.0030.06720.36
7.0.40.0130.07719.95
7.0.30.0130.07720.03
7.0.20.0070.08720.05
7.0.10.0030.05020.05
7.0.00.0070.06020.07
5.6.280.0000.07720.93
5.6.250.0030.09020.49
5.6.240.0030.09020.63
5.6.230.0070.07720.57
5.6.220.0030.09020.63
5.6.210.0100.07720.61
5.6.200.0000.06021.09
5.6.190.0030.05721.10
5.6.180.0100.08721.08
5.6.170.0030.07321.08
5.6.160.0070.05320.94
5.6.150.0100.08020.96
5.6.140.0070.08020.96
5.6.130.0200.06321.17
5.6.120.0070.07021.10
5.6.110.0130.07721.16
5.6.100.0070.04721.12
5.6.90.0030.04321.09
5.6.80.0030.05020.39
5.6.70.0070.05720.34
5.6.60.0070.07720.41
5.6.50.0100.06320.46
5.6.40.0070.08320.53
5.6.30.0070.04320.31
5.6.20.0070.07720.43
5.6.10.0070.06020.30
5.6.00.0130.06320.29
5.5.380.0100.07720.55
5.5.370.0070.08320.38
5.5.360.0070.08720.34
5.5.350.0170.06320.42
5.5.340.0070.08020.86
5.5.330.0130.07320.80
5.5.320.0130.08020.73
5.5.310.0030.06320.82
5.5.300.0070.08720.84
5.5.290.0100.05020.92
5.5.280.0100.07020.77
5.5.270.0130.07320.77
5.5.260.0100.05720.86
5.5.250.0100.06720.73
5.5.240.0170.03720.25
5.5.230.0030.04320.18
5.5.220.0100.07320.21
5.5.210.0170.07020.21
5.5.200.0130.03720.00
5.5.190.0170.05720.20
5.5.180.0070.04720.16
5.5.160.0000.09020.14
5.5.150.0200.07020.17
5.5.140.0030.05020.15
5.5.130.0030.04320.22
5.5.120.0130.07720.17
5.5.110.0070.04020.14
5.5.100.0030.06320.14
5.5.90.0030.04320.07
5.5.80.0000.04720.07
5.5.70.0000.07720.09
5.5.60.0130.05720.05
5.5.50.0070.07019.90
5.5.40.0130.06720.14
5.5.30.0070.05020.05
5.5.20.0100.05720.08
5.5.10.0100.05719.97
5.5.00.0100.06719.96
5.4.450.0100.07019.46
5.4.440.0130.05019.43
5.4.430.0170.06719.35
5.4.420.0170.05719.36
5.4.410.0070.06319.24
5.4.400.0130.03719.17
5.4.390.0030.06719.16
5.4.380.0030.08019.13
5.4.370.0170.04019.21
5.4.360.0130.08719.04
5.4.350.0070.06719.18
5.4.340.0100.04019.03
5.4.320.0000.06019.04
5.4.310.0030.04018.95
5.4.300.0070.04318.84
5.4.290.0130.07319.12
5.4.280.0030.04719.15
5.4.270.0100.06319.14
5.4.260.0000.04719.04
5.4.250.0070.03319.03
5.4.240.0000.06019.16
5.4.230.0030.07319.13
5.4.220.0070.07719.18
5.4.210.0030.07318.88
5.4.200.0100.06018.89
5.4.190.0070.07318.93
5.4.180.0130.07319.06
5.4.170.0070.05319.08
5.4.160.0070.06018.82
5.4.150.0070.08019.05
5.4.140.0070.07316.45
5.4.130.0100.07016.45
5.4.120.0030.08016.42
5.4.110.0030.07016.34
5.4.100.0030.04316.27
5.4.90.0000.06716.47
5.4.80.0000.04016.45
5.4.70.0070.05016.42
5.4.60.0030.07316.40
5.4.50.0100.06716.40
5.4.40.0100.07016.39
5.4.30.0030.07016.47
5.4.20.0100.04016.46
5.4.10.0170.05716.33
5.4.00.0030.03715.63
5.3.290.0030.04714.63
5.3.280.0000.04014.58
5.3.270.0030.03314.60
5.3.260.0170.06714.52
5.3.250.0100.07014.61
5.3.240.0030.07714.60
5.3.230.0130.06714.61
5.3.220.0130.06714.43
5.3.210.0100.06714.42
5.3.200.0030.07014.55
5.3.190.0070.07314.50
5.3.180.0000.05014.52
5.3.170.0030.07314.51
5.3.160.0170.06314.57
5.3.150.0070.06714.57
5.3.140.0030.05714.52
5.3.130.0100.04714.53
5.3.120.0100.07714.51
5.3.110.0070.07314.51
5.3.100.0030.06714.00
5.3.90.0130.05313.84
5.3.80.0030.06714.01
5.3.70.0130.06713.79
5.3.60.0130.04313.98
5.3.50.0070.07713.71
5.3.40.0030.03313.89
5.3.30.0100.07013.89
5.3.20.0070.07013.55
5.3.10.0170.05013.52
5.3.00.0070.07313.59
5.2.170.0070.05711.19
5.2.160.0030.04711.13
5.2.150.0070.06311.13
5.2.140.0100.04711.00
5.2.130.0030.05711.10
5.2.120.0030.06011.16
5.2.110.0100.05710.96
5.2.100.0030.05310.96
5.2.90.0100.05711.17
5.2.80.0000.07011.09
5.2.70.0000.06311.09
5.2.60.0030.04711.07
5.2.50.0070.04311.01
5.2.40.0030.04711.05
5.2.30.0100.06010.97
5.2.20.0070.06010.88
5.2.10.0030.06310.92
5.2.00.0100.05310.64
5.1.60.0030.05310.00
5.1.50.0030.04010.04
5.1.40.0070.0439.82
5.1.30.0030.03010.38
5.1.20.0100.05010.38
5.1.10.0030.03010.13
5.1.00.0030.04710.11
5.0.50.0100.0379.66
5.0.40.0100.0339.66
5.0.30.0000.0539.66
5.0.20.0000.0309.66
5.0.10.0000.0309.66
5.0.00.0000.0379.66
4.4.90.0000.0339.66
4.4.80.0070.0209.66
4.4.70.0000.0179.66
4.4.60.0000.0309.66
4.4.50.0030.0339.66
4.4.40.0070.0479.66
4.4.30.0000.0379.66
4.4.20.0070.0309.66
4.4.10.0030.0339.66
4.4.00.0000.0609.66
4.3.110.0000.0379.66
4.3.100.0030.0309.66
4.3.90.0070.0279.66
4.3.80.0000.0579.66
4.3.70.0000.0179.66
4.3.60.0030.0179.66
4.3.50.0030.0339.66
4.3.40.0000.0439.66
4.3.30.0000.0239.66
4.3.20.0030.0239.66
4.3.10.0000.0239.66
4.3.00.0000.0279.66

preferences:
38.88 ms | 401 KiB | 5 Q