3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(['-(-1)' => 1, '--1' => 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)
8.4.120.0100.01020.52
8.4.110.0050.00420.30
8.4.100.0050.00417.43
8.4.90.0170.00517.73
8.4.80.0050.00419.26
8.4.70.0140.01019.51
8.4.60.0080.01317.55
8.4.50.0130.00717.34
8.4.40.0130.00719.55
8.4.30.0160.00318.91
8.4.20.0060.00319.69
8.4.10.0090.00023.94
8.3.250.0100.00518.72
8.3.240.0110.00816.39
8.3.230.0140.00516.43
8.3.220.0120.00716.75
8.3.210.0040.00316.62
8.3.200.0150.00416.29
8.3.190.0050.00316.33
8.3.180.0030.00518.16
8.3.170.0070.01116.84
8.3.160.0080.01116.63
8.3.150.0150.00417.00
8.3.140.0110.00416.58
8.3.130.0100.00018.31
8.3.120.0080.00020.77
8.3.110.0100.00020.94
8.3.100.0090.00024.06
8.3.90.0080.00026.77
8.3.80.0090.00018.43
8.3.70.0120.00316.58
8.3.60.0070.01116.63
8.3.50.0170.00319.91
8.3.40.0070.00720.09
8.3.30.0160.00618.50
8.3.20.0070.00024.18
8.3.10.0000.00724.66
8.3.00.0000.00726.16
8.2.290.0070.01220.40
8.2.280.0130.00716.27
8.2.270.0050.00218.27
8.2.260.0070.00016.26
8.2.250.0030.00616.38
8.2.240.0100.00618.98
8.2.230.0040.00422.58
8.2.220.0060.00337.54
8.2.210.0050.00326.77
8.2.200.0060.00318.29
8.2.190.0110.00416.58
8.2.180.0140.00325.92
8.2.170.0070.00718.70
8.2.160.0040.01222.96
8.2.150.0060.00325.66
8.2.140.0070.00024.66
8.2.130.0030.00626.16
8.2.120.0040.00426.16
8.2.110.0070.00320.95
8.2.100.0080.00417.78
8.2.90.0050.00318.96
8.2.80.0000.00817.97
8.2.70.0090.00017.63
8.2.60.0050.00317.80
8.2.50.0080.00018.07
8.2.40.0000.00917.97
8.2.30.0040.00417.80
8.2.20.0040.00422.28
8.2.10.0000.00817.86
8.2.00.0040.00418.95
8.1.330.0120.00616.77
8.1.320.0100.01015.91
8.1.310.0080.01118.46
8.1.300.0030.00617.66
8.1.290.0090.00030.84
8.1.280.0070.01125.92
8.1.270.0000.00824.66
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0060.00321.12
8.1.230.0000.01217.42
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0000.00917.10
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0030.00618.46
8.1.160.0040.00418.81
8.1.150.0040.00418.44
8.1.140.0000.00717.30
8.1.130.0000.00717.25
8.1.120.0030.00718.54
8.1.110.0120.00518.54
8.1.100.0190.00018.55
8.1.90.0160.00018.49
8.1.80.0140.00418.61
8.1.70.0190.00018.51
8.1.60.0140.00718.56
8.1.50.0100.01018.64
8.1.40.0140.00618.69
8.1.30.0180.00318.61
8.1.20.0160.00518.76
8.1.10.0130.00918.63
8.1.00.0160.00518.51
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.31
8.0.270.0000.00716.59
8.0.260.0060.00016.59
8.0.250.0150.00318.05
8.0.240.0120.00417.93
8.0.230.0140.00517.84
8.0.220.0170.00017.91
8.0.210.0150.00317.82
8.0.200.0170.00017.83
8.0.190.0100.00517.87
8.0.180.0160.00017.86
8.0.170.0100.00717.92
8.0.160.0150.00017.86
8.0.150.0100.00517.82
8.0.140.0120.00417.88
8.0.130.0100.00517.73
8.0.120.0050.01117.92
8.0.110.0120.00617.79
8.0.100.0170.00317.84
8.0.90.0160.00017.82
8.0.80.0140.00517.86
8.0.70.0080.00817.84
8.0.60.0140.00317.83
8.0.50.0170.00017.80
8.0.30.0160.00317.81
8.0.20.0150.00017.90
8.0.10.0100.00517.89
7.4.330.0070.01013.98
7.4.320.0140.00417.40
7.4.300.0050.01017.52
7.4.290.0100.00317.32
7.4.280.0090.00319.34
7.4.270.0080.00219.19
7.4.260.0030.00619.33
7.4.250.0040.00419.29
7.4.240.0040.00419.43
7.4.230.0080.00019.20
7.4.220.0070.00717.48
7.4.210.0040.01217.49
7.4.200.0050.01117.43
7.4.190.0030.00817.47
7.4.180.0050.00817.59
7.4.160.0130.00317.66
7.4.150.0140.00317.39
7.4.140.0080.00917.32
7.4.130.0060.00917.36
7.4.120.0150.00217.37
7.4.110.0150.00017.43
7.4.100.0100.00717.55
7.4.90.0120.00417.32
7.4.80.0170.00017.26
7.4.70.0100.00717.38
7.4.60.0110.00417.44
7.4.50.0060.00617.35
7.4.40.0070.00417.29
7.4.30.0100.00217.39
7.4.20.0000.01117.29
7.4.10.0100.00417.42
7.4.00.0080.00417.38

preferences:
35.55 ms | 403 KiB | 5 Q