3v4l.org

run code in 300+ PHP versions simultaneously
<?php ${"a"} = 1;

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)
8.3.60.0160.00018.30
8.3.50.0120.00722.11
8.3.40.0110.00418.51
8.3.30.0030.01720.18
8.3.20.0040.00420.21
8.3.10.0040.00422.05
8.3.00.0040.00422.43
8.2.180.0130.00616.50
8.2.170.0140.00322.96
8.2.160.0070.00720.57
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0180.00026.16
8.2.120.0050.00319.53
8.2.110.0090.00022.19
8.2.100.0060.00619.28
8.2.90.0040.00419.09
8.2.80.0060.00319.28
8.2.70.0040.00417.50
8.2.60.0040.00417.92
8.2.50.0040.00418.07
8.2.40.0050.00318.07
8.2.30.0020.00517.93
8.2.20.0080.00017.64
8.2.10.0050.00317.50
8.2.00.0030.00617.61
8.1.280.0140.00725.92
8.1.270.0030.00524.66
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00723.87
8.1.230.0110.00019.15
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0070.00317.11
8.1.190.0040.00417.50
8.1.180.0030.00520.02
8.1.170.0050.00318.52
8.1.160.0000.00722.10
8.1.150.0040.00418.63
8.1.140.0020.00517.28
8.1.130.0000.00717.77
8.1.120.0070.00017.32
8.1.110.0000.00717.40
8.1.100.0000.00717.40
8.1.90.0000.00717.28
8.1.80.0000.00717.45
8.1.70.0050.00317.36
8.1.60.0050.00317.41
8.1.50.0040.00417.44
8.1.40.0050.00317.48
8.1.30.0000.00717.52
8.1.20.0000.00817.50
8.1.10.0040.00417.47
8.1.00.0090.00017.23
8.0.300.0000.00818.77
8.0.290.0000.00817.18
8.0.280.0030.00318.23
8.0.270.0030.00517.20
8.0.260.0080.00016.68
8.0.250.0070.00016.86
8.0.240.0000.00816.86
8.0.230.0070.00016.86
8.0.220.0030.00316.80
8.0.210.0030.00316.88
8.0.200.0060.00016.74
8.0.190.0080.00016.83
8.0.180.0030.00316.86
8.0.170.0000.00716.84
8.0.160.0050.00216.79
8.0.150.0000.00816.77
8.0.140.0070.00016.84
8.0.130.0050.00013.22
8.0.120.0000.00816.74
8.0.110.0030.00316.68
8.0.100.0040.00416.88
8.0.90.0070.00016.69
8.0.80.0090.00616.87
8.0.70.0000.00716.86
8.0.60.0000.00716.76
8.0.50.0000.00716.77
8.0.30.0120.00616.86
8.0.20.0090.00917.40
8.0.10.0040.00416.72
8.0.00.0090.01416.68
7.4.330.0020.00215.00
7.4.320.0030.00316.47
7.4.300.0030.00616.35
7.4.290.0030.00316.58
7.4.280.0000.00616.38
7.4.270.0030.00316.45
7.4.260.0030.00316.45
7.4.250.0000.00716.47
7.4.240.0030.00316.44
7.4.230.0000.00716.38
7.4.220.0140.00316.43
7.4.210.0060.00916.53
7.4.200.0000.00816.51
7.4.190.0030.00316.39
7.4.160.0040.01116.39
7.4.150.0030.01617.40
7.4.140.0110.00617.86
7.4.130.0070.01016.32
7.4.120.0080.00816.44
7.4.110.0090.01416.38
7.4.100.0150.00416.47
7.4.90.0090.00916.58
7.4.80.0060.01119.39
7.4.70.0090.00616.51
7.4.60.0100.00616.36
7.4.50.0040.00416.32
7.4.40.0090.00922.77
7.4.30.0050.01016.13
7.4.00.0060.01014.62
7.3.330.0030.00312.97
7.3.320.0000.00512.98
7.3.310.0030.00316.16
7.3.300.0070.00015.99
7.3.290.0070.00716.11
7.3.280.0070.00916.17
7.3.270.0060.01617.40
7.3.260.0100.00716.39
7.3.250.0080.01316.34
7.3.240.0100.01016.41
7.3.230.0150.00316.39
7.3.210.0110.00716.18
7.3.200.0130.00319.39
7.3.190.0170.00316.39
7.3.180.0090.00616.27
7.3.170.0070.01316.27
7.3.160.0090.00916.29
7.3.120.0000.00814.73
7.2.330.0090.00916.20
7.2.320.0090.00816.24
7.2.310.0120.01116.48
7.2.300.0090.01316.28
7.2.290.0060.01016.46
7.2.60.0060.01016.82
7.2.00.0030.01019.13
7.1.200.0000.01315.69
7.1.100.0060.00617.83
7.1.70.0090.00616.84
7.1.60.0100.01419.43
7.1.50.0130.01016.81
7.1.00.0070.03022.47
7.0.200.0050.00516.34
7.0.140.0030.07722.15
7.0.60.0030.05719.91
7.0.50.0030.04317.80
7.0.40.0000.09720.21
7.0.30.0230.04720.21
7.0.20.0230.05320.28
7.0.10.0300.08320.16
7.0.00.0100.07720.11
5.6.210.0030.08320.74
5.6.200.0070.07318.23
5.6.190.0070.07720.59
5.6.180.0330.06720.43
5.6.170.0330.08020.51
5.6.160.0030.09020.54
5.6.150.0100.06718.21
5.6.140.0070.04718.16
5.6.130.0070.06318.12
5.6.120.0100.08020.89
5.6.110.0000.04720.96
5.6.100.0130.07021.12
5.6.90.0100.07021.06
5.6.80.0100.06720.40
5.6.70.0370.06320.49
5.5.350.0000.05720.43
5.5.340.0130.07717.88
5.5.330.0030.07320.43
5.5.320.0200.04320.31
5.5.310.0300.06320.13
5.5.300.0100.07318.02
5.5.290.0100.03717.98
5.5.280.0030.04020.68
5.5.270.0100.04720.86
5.5.260.0070.03720.86
5.5.250.0000.04320.48
5.5.240.0130.07020.25
5.4.450.0670.06019.52
5.4.440.1000.05019.63
5.4.430.0800.06719.13
5.4.420.0870.06319.31
5.4.410.0700.05019.34
5.4.400.0430.07318.77
5.4.390.0470.04718.61
5.4.380.0200.05718.51
5.4.370.0170.04718.48
5.4.360.0070.05318.64
5.4.350.0080.04311.98
5.4.340.0070.04911.97
5.4.320.0110.03512.45
5.4.310.0060.04012.45
5.4.300.0050.03712.45
5.4.290.0080.04512.45
5.4.280.0030.03912.35
5.4.270.0040.03712.35
5.4.260.0060.03812.35
5.4.250.0050.03712.35
5.4.240.0070.06318.72
5.4.230.0130.04718.94
5.4.220.0070.05718.80
5.4.210.0100.05018.72
5.4.200.0100.04718.82
5.4.190.0200.06318.89
5.4.180.0070.05718.79
5.4.170.0100.05318.87
5.4.160.0030.05318.69
5.4.150.0070.06019.00
5.4.140.0070.06316.48
5.4.130.0170.06716.46
5.4.120.0200.03716.45
5.4.110.0070.05016.52
5.4.100.0070.05016.53
5.4.90.0130.04016.49
5.4.80.0000.05716.34
5.4.70.0100.04316.38
5.4.60.0070.04716.24
5.4.50.0070.05316.42
5.4.40.0000.05316.42
5.4.30.0000.05316.47
5.4.20.0100.04716.46
5.4.10.0000.06016.36
5.4.00.0070.05315.65
5.3.290.0080.03612.80
5.3.280.0070.05714.45
5.3.270.0030.07314.75
5.3.260.0100.07014.75
5.3.250.0030.05314.48
5.3.240.0130.05314.47
5.3.230.0070.07014.59
5.3.220.0070.05314.58
5.3.210.0100.05314.71
5.3.200.0070.07014.57
5.3.190.0030.05314.56
5.3.180.0070.05014.41
5.3.170.0130.05714.39
5.3.160.0070.05014.57
5.3.150.0030.06714.62
5.3.140.0100.04714.56
5.3.130.0000.05714.55
5.3.120.0070.05014.59
5.3.110.0000.06014.54
5.3.100.0070.06014.18
5.3.90.0170.05313.86
5.3.80.0030.05313.95
5.3.70.0100.04713.88
5.3.60.0100.06314.01
5.3.50.0070.04713.96
5.3.40.0100.04713.98
5.3.30.0130.05313.92
5.3.20.0000.05313.70
5.3.10.0100.04313.34
5.3.00.0170.04013.68

preferences:
44.34 ms | 401 KiB | 5 Q