3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { protected $v; } $a = new a(); var_dump($a->v); //output $a->v = 'abcdef'; var_dump($a);

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)
8.3.40.0070.00718.79
8.3.30.0070.00718.71
8.3.20.0060.00318.82
8.3.10.0050.00320.68
8.3.00.0040.00419.38
8.2.170.0160.00322.96
8.2.160.0070.00721.20
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0040.00419.13
8.2.110.0050.00521.03
8.2.100.0070.00417.91
8.2.90.0000.00919.40
8.2.80.0000.00719.21
8.2.70.0090.00017.37
8.2.60.0000.00718.03
8.2.50.0050.00318.07
8.2.40.0040.00418.09
8.2.30.0030.00617.95
8.2.20.0000.00717.57
8.2.10.0040.00417.54
8.2.00.0040.00717.72
8.1.270.0040.00424.66
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0070.00322.48
8.1.230.0070.00420.90
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00817.25
8.1.190.0040.00417.53
8.1.180.0080.00018.10
8.1.170.0030.00518.81
8.1.160.0030.00618.86
8.1.150.0030.00618.57
8.1.140.0040.00417.42
8.1.130.0030.00317.87
8.1.120.0040.00417.30
8.1.110.0000.00717.45
8.1.100.0070.00017.33
8.1.90.0040.00417.36
8.1.80.0040.00317.42
8.1.70.0000.00817.34
8.1.60.0030.00617.50
8.1.50.0030.00517.42
8.1.40.0050.00217.52
8.1.30.0040.00417.62
8.1.20.0040.00417.74
8.1.10.0060.00317.45
8.1.00.0060.00317.39
8.0.300.0050.00319.93
8.0.290.0030.00516.75
8.0.280.0070.00018.38
8.0.270.0030.00317.25
8.0.260.0030.00316.70
8.0.250.0000.00816.86
8.0.240.0070.00016.84
8.0.230.0040.00416.84
8.0.220.0030.00316.86
8.0.210.0040.00416.79
8.0.200.0040.00416.93
8.0.190.0030.00516.92
8.0.180.0040.00416.82
8.0.170.0000.00916.88
8.0.160.0000.00716.78
8.0.150.0030.00516.86
8.0.140.0050.00316.75
8.0.130.0000.00613.31
8.0.120.0000.00716.84
8.0.110.0000.00716.93
8.0.100.0070.00016.75
8.0.90.0050.00316.75
8.0.80.0100.01016.88
8.0.70.0070.00016.71
8.0.60.0020.00516.77
8.0.50.0000.00716.83
8.0.30.0110.00816.90
8.0.20.0080.01217.14
8.0.10.0040.00416.77
8.0.00.0080.01416.65
7.4.330.0050.00012.92
7.4.320.0030.00616.49
7.4.300.0030.00316.41
7.4.290.0000.00716.52
7.4.280.0040.00416.57
7.4.270.0050.00316.45
7.4.260.0000.00613.25
7.4.250.0000.00916.53
7.4.240.0030.00316.51
7.4.230.0050.00216.29
7.4.220.0060.01316.59
7.4.210.0090.00816.53
7.4.200.0000.00716.31
7.4.190.0030.00316.56
7.4.160.0140.00716.55
7.4.150.0060.01116.46
7.4.140.0090.00816.46
7.4.130.0070.01016.48
7.4.120.0090.00916.63
7.4.110.0130.00616.51
7.4.100.0060.01516.52
7.4.90.0090.00916.29
7.4.80.0090.01519.39
7.4.70.0110.00516.52
7.4.60.0080.00816.48
7.4.50.0030.00516.56
7.4.40.0080.01116.41
7.4.30.0030.01416.22
7.4.00.0090.00915.12
7.3.330.0060.00013.08
7.3.320.0000.00613.30
7.3.310.0070.00016.32
7.3.300.0060.00016.20
7.3.290.0100.00516.31
7.3.280.0080.01116.28
7.3.270.0070.01016.27
7.3.260.0090.01516.51
7.3.250.0120.00516.38
7.3.240.0140.00316.45
7.3.230.0070.01016.34
7.3.210.0200.00716.20
7.3.200.0120.00916.43
7.3.190.0090.01216.46
7.3.180.0030.01216.34
7.3.170.0190.00016.30
7.3.160.0080.00816.48
7.3.120.0030.01014.88
7.2.330.0120.00616.78
7.2.320.0110.00616.73
7.2.310.0070.01016.52
7.2.300.0090.00916.38
7.2.290.0090.00916.48
7.2.60.0040.01116.83
7.2.00.0060.00619.48
7.1.200.0090.00615.73
7.1.100.0070.00717.96
7.1.70.0030.01016.95
7.1.60.0070.01719.40
7.1.50.0070.01016.69
7.1.00.0170.05722.43
7.0.200.0340.00414.63
7.0.140.0030.07322.00
7.0.120.0030.06322.09
7.0.60.0370.07019.95
7.0.50.0030.07717.88
7.0.40.0100.08720.10
7.0.30.0400.04020.23
7.0.20.0270.06720.22
7.0.10.0030.08320.22
7.0.00.0000.09320.23
5.6.280.0030.07021.09
5.6.210.0070.04020.71
5.6.200.0030.04018.25
5.6.190.0000.08720.77
5.6.180.0430.07720.47
5.6.170.0200.06020.57
5.6.160.0100.08720.47
5.6.150.0070.04718.18
5.6.140.0070.08318.25
5.6.130.0100.03318.21
5.6.120.0030.04020.98
5.6.110.0100.06020.99
5.6.100.0030.08720.98
5.6.90.0070.08320.88
5.6.80.0100.03720.50
5.5.350.0130.08720.43
5.5.340.0100.08318.02
5.5.330.0070.07020.21
5.5.320.0100.08320.52
5.5.310.0230.03720.17
5.5.300.0070.03317.93
5.5.290.0100.07017.99
5.5.280.0070.07720.68
5.5.270.0130.08020.77
5.5.260.0170.07720.83
5.5.250.0200.06720.58
5.5.240.0130.05720.23
5.4.450.0100.06319.57
5.4.440.0130.05019.21
5.4.430.0030.04019.29
5.4.420.0130.06319.47
5.4.410.0100.07019.05
5.4.400.0000.04319.20
5.4.390.0070.07719.01
5.4.380.0030.06019.24
5.4.370.0130.06719.20
5.4.360.0030.04019.24
5.4.350.0030.04019.08
5.4.340.0000.06319.00
5.4.320.0070.07719.24
5.4.310.0100.07319.12
5.4.300.0000.07318.86
5.4.290.0070.07318.86
5.4.280.0030.05018.87
5.4.270.0170.07019.24
5.4.260.0130.05319.14
5.4.250.0070.06719.23
5.4.240.0100.06019.20
5.4.230.0030.06319.07
5.4.220.0070.06718.87
5.4.210.0100.07318.84
5.4.200.0030.06719.16
5.4.190.0030.07719.21
5.4.180.0000.08319.13
5.4.170.0030.08318.97
5.4.160.0170.02719.13
5.4.150.0070.04719.16
5.4.140.0070.04316.36
5.4.130.0070.03316.30
5.4.120.0070.05716.38
5.4.110.0070.05316.48
5.4.100.0030.07316.34
5.4.90.0030.08016.43
5.4.80.0130.03016.41
5.4.70.0030.07016.41
5.4.60.0030.04316.36
5.4.50.0100.07016.27
5.4.40.0130.06716.38
5.4.30.0100.06016.38
5.4.20.0000.06316.39
5.4.10.0070.04716.47
5.4.00.0100.06315.87
5.3.290.0070.08314.71
5.3.280.0030.06714.64
5.3.270.0100.07714.65
5.3.260.0070.03714.59
5.3.250.0100.07014.75
5.3.240.0070.07314.59
5.3.230.0100.06714.62
5.3.220.0000.08314.71
5.3.210.0100.07014.58
5.3.200.0000.08014.71
5.3.190.0000.04014.55
5.3.180.0100.07014.62
5.3.170.0070.03314.55
5.3.160.0070.07714.56
5.3.150.0030.04314.71
5.3.140.0170.06714.57
5.3.130.0030.06014.43
5.3.120.0200.02314.58
5.3.110.0030.08014.54
5.3.100.0030.04314.07
5.3.90.0130.02714.00
5.3.80.0000.04014.01
5.3.70.0070.04014.01
5.3.60.0070.06013.94
5.3.50.0030.04314.01
5.3.40.0030.04713.91
5.3.30.0100.04014.05
5.3.20.0030.07013.65
5.3.10.0030.03713.62
5.3.00.0030.08313.64
5.2.170.0030.06311.30
5.2.160.0070.06011.03
5.2.150.0100.04711.20
5.2.140.0030.05711.13
5.2.130.0000.05711.27
5.2.120.0000.03711.04
5.2.110.0070.05711.13
5.2.100.0070.06311.09
5.2.90.0030.05711.14
5.2.80.0030.06011.05
5.2.70.0100.05711.08
5.2.60.0000.03711.12
5.2.50.0030.02711.09
5.2.40.0070.03311.03
5.2.30.0030.02711.01
5.2.20.0000.03310.94
5.2.10.0000.03010.91
5.2.00.0030.02710.70
5.1.60.0000.02710.01
5.1.50.0070.0239.89
5.1.40.0000.02710.03
5.1.30.0030.02310.40
5.1.20.0030.02310.50
5.1.10.0000.0279.99
5.1.00.0030.02310.13
5.0.50.0100.0178.58
5.0.40.0030.0208.37
5.0.30.0000.0308.36
5.0.20.0030.0438.16
5.0.10.0000.0208.16
5.0.00.0030.0278.06
4.4.90.0100.0207.81
4.4.80.0030.0137.81
4.4.70.0030.0137.81
4.4.60.0000.0177.81
4.4.50.0000.0177.81
4.4.40.0030.0277.81
4.4.30.0000.0177.81
4.4.20.0000.0177.81
4.4.10.0000.0177.81
4.4.00.0030.0237.81
4.3.110.0000.0177.81
4.3.100.0000.0237.81
4.3.90.0000.0207.81
4.3.80.0000.0237.81
4.3.70.0100.0137.81
4.3.60.0070.0077.81
4.3.50.0000.0137.81
4.3.40.0000.0237.81
4.3.30.0030.0137.81
4.3.20.0000.0137.81
4.3.10.0030.0107.81
4.3.00.0000.0137.81

preferences:
54.43 ms | 400 KiB | 5 Q