3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = ''; $s[4] = 1; var_dump($s);

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)
8.3.60.0180.00418.08
8.3.50.0070.01416.30
8.3.40.0120.00318.84
8.3.30.0070.00718.67
8.3.20.0110.00720.03
8.3.10.0090.00922.13
8.3.00.0080.00020.94
8.2.180.0180.00018.16
8.2.170.0110.00719.00
8.2.160.0100.01022.96
8.2.150.0060.00325.66
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0000.00919.36
8.2.110.0090.00022.08
8.2.100.0000.01417.62
8.2.90.0000.00817.84
8.2.80.0050.00317.97
8.2.70.0000.00817.93
8.2.60.0000.00718.03
8.2.50.0040.00418.10
8.2.40.0030.00520.55
8.2.30.0030.00619.24
8.2.20.0040.00418.10
8.2.10.0040.00418.11
8.2.00.0000.00818.14
8.1.280.0060.00825.92
8.1.270.0040.00422.18
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00422.05
8.1.230.0040.00920.90
8.1.220.0030.00620.98
8.1.210.0000.00818.79
8.1.200.0030.00617.35
8.1.190.0030.00617.35
8.1.180.0000.00718.10
8.1.170.0040.00418.84
8.1.160.0040.00418.89
8.1.150.0050.00220.21
8.1.140.0040.00419.60
8.1.130.0040.00417.48
8.1.120.0040.00417.41
8.1.110.0040.00417.46
8.1.100.0000.00817.34
8.1.90.0000.00717.36
8.1.80.0040.00417.34
8.1.70.0030.00317.43
8.1.60.0040.00417.59
8.1.50.0070.00317.46
8.1.40.0040.00417.38
8.1.30.0000.00817.64
8.1.20.0050.00217.59
8.1.10.0040.00417.43
8.1.00.0070.00017.40
8.0.300.0070.00021.96
8.0.290.0030.00516.63
8.0.280.0040.00418.42
8.0.270.0060.00316.73
8.0.260.0000.00616.82
8.0.250.0070.00016.92
8.0.240.0000.00716.91
8.0.230.0000.00717.00
8.0.220.0000.00716.75
8.0.210.0030.00316.81
8.0.200.0040.00416.87
8.0.190.0030.00616.95
8.0.180.0050.00216.85
8.0.170.0070.00016.82
8.0.160.0070.00016.86
8.0.150.0070.00016.76
8.0.140.0070.00016.84
8.0.130.0040.00413.30
8.0.120.0030.00516.86
8.0.110.0000.00716.71
8.0.100.0000.00916.70
8.0.90.0040.00416.89
8.0.80.0080.00616.84
8.0.70.0000.00716.85
8.0.60.0000.00816.77
8.0.50.0000.00716.76
8.0.30.0090.00817.17
8.0.20.0110.00817.40
8.0.10.0040.00416.89
8.0.00.0120.00616.79
7.4.330.0020.00215.55
7.4.320.0060.00016.52
7.4.300.0030.00316.51
7.4.290.0030.00316.38
7.4.280.0000.00716.63
7.4.270.0030.00316.55
7.4.260.0030.00316.43
7.4.250.0070.00016.44
7.4.240.0040.00416.54
7.4.230.0000.00716.38
7.4.220.0000.02216.48
7.4.210.0080.01016.49
7.4.200.0030.00316.61
7.4.160.0080.00816.44
7.4.150.0030.01417.40
7.4.140.0110.00717.86
7.4.130.0130.00616.34
7.4.120.0120.00716.47
7.4.110.0060.00916.58
7.4.100.0090.01016.45
7.4.90.0090.01316.34
7.4.80.0110.00519.39
7.4.70.0080.00816.34
7.4.60.0060.01616.38
7.4.50.0100.00316.56
7.4.40.0090.00916.57
7.4.30.0140.00316.50
7.4.00.0060.00915.00
7.3.330.0030.00212.98
7.3.320.0000.00513.24
7.3.310.0000.00716.30
7.3.300.0030.00316.23
7.3.290.0000.00716.24
7.3.280.0080.00916.33
7.3.270.0100.00717.40
7.3.260.0090.00816.34
7.3.250.0090.01016.30
7.3.240.0080.00916.33
7.3.230.0030.01716.34
7.3.210.0100.00616.38
7.3.200.0100.00716.55
7.3.190.0100.01016.42
7.3.180.0070.01416.36
7.3.170.0130.00916.29
7.3.160.0060.00916.25
7.3.10.0040.00816.65
7.3.00.0110.00416.24
7.2.330.0140.00316.54
7.2.320.0130.00316.46
7.2.310.0070.01016.64
7.2.300.0130.00316.36
7.2.290.0060.01316.30
7.2.130.0000.01416.75
7.2.120.0040.01116.75
7.2.110.0050.00516.67
7.2.100.0000.01416.62
7.2.90.0130.00316.81
7.2.80.0100.00616.80
7.2.70.0040.00816.59
7.2.60.0020.01416.86
7.2.50.0060.00916.82
7.2.40.0000.01616.50
7.2.30.0060.00916.73
7.2.20.0110.00416.74
7.2.10.0040.01116.84
7.2.00.0070.01016.66
7.1.250.0040.00415.51
7.1.200.0030.01015.76
7.1.80.0020.01618.11
7.1.70.0090.00617.03
7.1.60.0230.01635.08
7.1.50.0170.02034.68
7.1.40.0210.01034.44
7.1.30.0160.01834.35
7.1.20.0160.01334.54
7.1.10.0060.00916.75
7.1.00.0040.01116.77
7.0.200.0060.01316.80
7.0.190.0080.01016.79
7.0.180.0100.00916.28
7.0.170.0060.00916.13
7.0.160.0030.01116.39
7.0.150.0060.01016.20
7.0.140.0060.00616.33
7.0.130.0060.01016.36
7.0.120.0040.01416.57
7.0.110.0060.01016.32
7.0.100.0030.01316.15
7.0.90.0100.00716.18
7.0.80.0060.01216.25
7.0.70.0060.01016.48
7.0.60.0120.00616.19
7.0.50.0080.00716.27
7.0.40.0030.01516.62
7.0.30.0060.01116.32
7.0.20.0070.00716.36
7.0.10.0090.00616.58
7.0.00.0000.01716.30

preferences:
56.08 ms | 400 KiB | 5 Q