3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n = new stdClass(); $n->dog = 'cat'; $d = 'dog'; echo $n->$d;

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)
8.3.40.0110.00318.84
8.3.30.0140.00019.22
8.3.20.0070.00020.29
8.3.10.0080.00023.59
8.3.00.0070.00420.96
8.2.170.0110.00322.96
8.2.160.0070.00720.34
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0100.00326.16
8.2.120.0070.00020.79
8.2.110.0000.01022.21
8.2.100.0040.00819.45
8.2.90.0070.00019.05
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0030.00818.04
8.2.50.0030.00618.07
8.2.40.0000.00919.95
8.2.30.0030.00618.34
8.2.20.0000.00717.69
8.2.10.0040.00418.13
8.2.00.0080.00017.75
8.1.270.0090.00022.14
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00822.05
8.1.230.0040.00819.04
8.1.220.0030.00517.79
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0000.00917.35
8.1.180.0060.00318.10
8.1.170.0040.00418.59
8.1.160.0030.00522.09
8.1.150.0000.00718.63
8.1.140.0050.00317.33
8.1.130.0030.00317.83
8.1.120.0040.00417.48
8.1.110.0030.00617.42
8.1.100.0030.00317.38
8.1.90.0070.00017.35
8.1.80.0030.00317.48
8.1.70.0030.00317.34
8.1.60.0000.00817.60
8.1.50.0090.00017.54
8.1.40.0000.00817.50
8.1.30.0060.00317.73
8.1.20.0070.00017.55
8.1.10.0040.00417.58
8.1.00.0040.00417.40
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0000.00718.43
8.0.270.0000.00817.19
8.0.260.0000.00717.22
8.0.250.0030.00316.93
8.0.240.0040.00416.83
8.0.230.0040.00416.94
8.0.220.0030.00316.80
8.0.210.0030.00316.90
8.0.200.0000.00616.97
8.0.190.0040.00416.96
8.0.180.0000.00716.82
8.0.170.0050.00316.82
8.0.160.0030.00316.95
8.0.150.0030.00516.87
8.0.140.0040.00416.86
8.0.130.0030.00313.33
8.0.120.0030.00616.86
8.0.110.0000.00716.83
8.0.100.0050.00216.80
8.0.90.0040.00416.71
8.0.80.0090.00916.92
8.0.70.0000.00816.80
8.0.60.0040.00416.73
8.0.50.0040.00416.93
8.0.30.0110.01116.86
8.0.20.0120.00817.40
8.0.10.0070.00016.90
8.0.00.0110.00916.77
7.4.330.0000.00715.00
7.4.320.0000.00716.52
7.4.300.0060.00016.46
7.4.290.0000.00716.40
7.4.280.0040.00416.55
7.4.270.0030.00316.34
7.4.260.0030.00516.43
7.4.250.0000.00716.36
7.4.240.0030.00416.45
7.4.230.0070.00016.52
7.4.220.0100.01416.45
7.4.210.0090.01116.54
7.4.200.0000.00716.43
7.4.160.0030.01316.69
7.4.150.0150.00917.40
7.4.140.0130.00417.86
7.4.130.0080.01016.29
7.4.120.0090.01016.53
7.4.110.0100.00716.48
7.4.100.0090.00916.23
7.4.90.0100.00716.60
7.4.80.0070.01419.39
7.4.70.0060.01016.55
7.4.60.0070.01016.27
7.4.50.0000.00416.39
7.4.40.0060.01516.20
7.4.30.0150.00816.32
7.4.00.0080.00614.68
7.3.330.0000.00513.09
7.3.320.0030.00312.98
7.3.310.0000.00716.11
7.3.300.0000.00716.27
7.3.290.0000.01416.24
7.3.280.0080.01016.26
7.3.270.0130.00617.40
7.3.260.0060.01116.18
7.3.250.0110.00716.42
7.3.240.0130.01016.58
7.3.230.0140.00416.58
7.3.210.0110.00816.57
7.3.200.0080.00919.39
7.3.190.0110.01016.31
7.3.180.0100.01016.29
7.3.170.0340.02216.34
7.3.160.0100.01016.43
7.3.120.0110.00314.79
7.2.330.0060.01316.45
7.2.320.0070.01116.77
7.2.310.0060.01216.76
7.2.300.0100.00616.71
7.2.290.0100.00716.34
7.2.00.0360.00019.37
7.1.100.0080.00318.08
7.1.70.0050.00317.13
7.1.60.0110.01419.70
7.1.50.0130.01016.75
7.1.00.0070.07322.33
7.0.200.0000.00916.82
7.0.140.0000.07721.99
7.0.60.0200.07021.59
7.0.50.0030.04717.90
7.0.40.0070.04020.24
7.0.30.0170.05720.17
7.0.20.0370.04720.16
7.0.10.0100.04020.11
7.0.00.0130.06320.12
5.6.280.0030.09021.13
5.6.210.0000.07720.69
5.6.200.0000.08718.17
5.6.190.0100.04720.63
5.6.180.0300.04720.63
5.6.170.0370.07320.61
5.6.160.0070.05020.50
5.6.150.0070.08318.15
5.6.140.0170.04718.12
5.6.130.0070.08718.11
5.6.120.0030.09021.14
5.6.110.0130.08020.98
5.6.100.0100.08021.00
5.6.90.0100.07021.02
5.6.80.0100.08020.53
5.5.350.0170.08720.43
5.5.340.0030.08317.98
5.5.330.0100.08020.01
5.5.320.0600.06720.29
5.5.310.0170.04720.28
5.5.300.0070.08018.02
5.5.290.0030.04717.96
5.5.280.0070.06320.76
5.5.270.0100.05020.86
5.5.260.0130.07320.97
5.5.250.0100.08020.69
5.5.240.0070.04020.23
5.4.450.0270.07019.49
5.4.440.0200.05319.37
5.4.430.0230.05019.40
5.4.420.0230.04019.58
5.4.410.0330.07719.36
5.4.400.0370.06718.93
5.4.390.0230.04719.00
5.4.380.0230.04719.26
5.4.370.0300.08019.17
5.4.360.0370.07018.96
5.4.350.0330.04018.87
5.4.340.0230.05019.04
5.4.320.0230.04018.91
5.4.310.0230.03319.16
5.4.300.0230.03319.08
5.4.290.0300.03319.13
5.4.280.0170.04018.96
5.4.270.0230.03319.04
5.4.260.0130.04019.19
5.4.250.0270.03719.25
5.4.240.0200.03719.07
5.4.230.0170.04718.88
5.4.220.0230.07319.16
5.4.210.0230.07318.92
5.4.200.0270.05318.89
5.4.190.0300.06019.05
5.4.180.0100.05319.15
5.4.170.0300.03319.15
5.4.160.0170.04018.86
5.4.150.0230.03318.87
5.4.140.0170.03716.22
5.4.130.0170.04316.14
5.4.120.0270.03316.34
5.4.110.0230.04316.57
5.4.100.0200.03316.22
5.4.90.0200.03016.23
5.4.80.0230.03016.34
5.4.70.0200.03316.28
5.4.60.0200.03716.13
5.4.50.0130.04016.35
5.4.40.0230.03016.36
5.4.30.0200.03316.43
5.4.20.0230.03016.39
5.4.10.0270.04016.39
5.4.00.0130.04715.83
5.3.290.0130.04014.77
5.3.280.0170.04314.53
5.3.270.0230.03314.48
5.3.260.0130.04314.53
5.3.250.0230.03314.61
5.3.240.0200.03714.69
5.3.230.0070.04714.51
5.3.220.0130.04014.38
5.3.210.0200.03714.49
5.3.200.0230.03014.54
5.3.190.0270.03014.51
5.3.180.0230.03314.38
5.3.170.0100.04314.48
5.3.160.0230.03014.53
5.3.150.0230.03314.48
5.3.140.0270.03314.43
5.3.130.0200.03714.33
5.3.120.0200.03714.47
5.3.110.0200.04014.47
5.3.100.0300.06313.96
5.3.90.0200.04013.95
5.3.80.0200.03713.95
5.3.70.0270.06713.84
5.3.60.0130.05013.82
5.3.50.0230.07013.87
5.3.40.0200.03713.88
5.3.30.0200.04013.92
5.3.20.0300.06013.64
5.3.10.0300.05013.60
5.3.00.0370.04313.47
5.2.170.0170.04311.11
5.2.160.0200.03311.07
5.2.150.0270.03311.12
5.2.140.0270.05711.09
5.2.130.0200.03311.00
5.2.120.0270.02711.03
5.2.110.0270.05711.04
5.2.100.0370.05311.09
5.2.90.0200.03711.04
5.2.80.0230.02711.02
5.2.70.0130.04010.95
5.2.60.0170.05711.20
5.2.50.0300.05310.96
5.2.40.0200.05711.16
5.2.30.0300.02310.93
5.2.20.0200.03010.88
5.2.10.0170.04010.86
5.2.00.0170.03310.71
5.1.60.0270.0379.97
5.1.50.0200.0209.98
5.1.40.0200.05710.01
5.1.30.0270.02310.34
5.1.20.0170.03310.34
5.1.10.0130.0309.90
5.1.00.0230.05310.04
5.0.50.0100.0438.58
5.0.40.0130.0378.51
5.0.30.0100.0708.14
5.0.20.0100.0308.25
5.0.10.0100.0308.07
5.0.00.0130.0578.12
4.4.90.0130.0337.93
4.4.80.0100.0207.93
4.4.70.0100.0307.93
4.4.60.0130.0337.93
4.4.50.0100.0377.93
4.4.40.0070.0337.93
4.4.30.0070.0177.93
4.4.20.0100.0237.93
4.4.10.0130.0137.93
4.4.00.0130.0507.93
4.3.110.0170.0177.93
4.3.100.0100.0337.93
4.3.90.0170.0307.93
4.3.80.0100.0537.93
4.3.70.0130.0307.93
4.3.60.0130.0307.93
4.3.50.0130.0307.93
4.3.40.0170.0437.93
4.3.30.0070.0207.93
4.3.20.0000.0277.93
4.3.10.0070.0177.93
4.3.00.0030.0207.93

preferences:
48.96 ms | 400 KiB | 5 Q