3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = $a ?? throw new Exception;

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)
8.5.30.0110.00819.43
8.5.20.0080.00920.13
8.5.10.0110.00716.68
8.5.00.0120.00820.05
8.4.180.0100.01119.89
8.4.170.0110.01120.46
8.4.160.0120.01020.70
8.4.150.0090.00416.84
8.4.140.0150.00717.63
8.4.130.0130.00718.66
8.4.120.0100.00920.48
8.4.110.0090.01218.74
8.4.100.0110.01117.74
8.4.90.0130.00917.53
8.4.80.0060.00217.82
8.4.70.0130.00617.83
8.4.60.0090.01218.76
8.4.50.0100.01117.63
8.4.40.0120.00819.53
8.4.30.0130.00717.57
8.4.20.0120.00817.95
8.4.10.0030.00719.72
8.3.300.0080.00820.80
8.3.290.0120.00920.81
8.3.280.0120.00918.51
8.3.270.0110.00816.89
8.3.260.0120.00616.62
8.3.250.0120.00617.20
8.3.240.0090.01116.61
8.3.230.0110.00416.41
8.3.220.0060.00216.84
8.3.210.0140.00516.94
8.3.200.0040.00416.62
8.3.190.0130.00619.02
8.3.180.0110.00816.53
8.3.170.0090.00918.92
8.3.160.0090.00918.32
8.3.150.0080.01120.65
8.3.140.0090.00016.61
8.3.130.0000.00818.79
8.3.120.0090.00020.91
8.3.110.0050.00520.94
8.3.100.0030.00624.06
8.3.90.0030.00526.77
8.3.80.0060.00317.97
8.3.70.0070.01116.63
8.3.60.0070.01116.50
8.3.50.0070.00917.32
8.3.40.0100.00718.86
8.3.30.0120.00318.77
8.3.20.0050.00221.78
8.3.10.0080.00023.39
8.3.00.0040.00417.91
8.2.300.0090.00920.39
8.2.290.0080.00820.18
8.2.280.0090.00918.46
8.2.270.0110.00717.17
8.2.260.0100.00720.17
8.2.250.0090.00916.38
8.2.240.0080.00016.85
8.2.230.0000.00922.58
8.2.220.0000.00837.54
8.2.210.0070.00726.77
8.2.200.0060.00318.29
8.2.190.0070.01116.75
8.2.180.0140.00716.36
8.2.170.0030.01422.96
8.2.160.0130.00319.29
8.2.150.0000.00824.18
8.2.140.0050.00224.66
8.2.130.0070.00026.16
8.2.120.0070.00021.12
8.2.110.0000.00922.25
8.2.100.0000.00818.76
8.1.340.0100.00920.11
8.1.330.0090.01021.73
8.1.320.0090.01116.26
8.1.310.0040.01116.36
8.1.300.0160.00016.24
8.1.290.0030.00618.88
8.1.280.0070.00725.92
8.1.270.0050.00323.96
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00418.38
8.1.230.0050.00518.63
7.1.60.1000.00333.06
7.1.50.0770.00732.78
7.1.40.1000.01032.36
7.1.30.1300.02732.57
7.1.20.0730.01732.78
7.1.10.0930.01014.26
7.1.00.0870.01314.63
7.0.200.0970.00714.63
7.0.190.1630.01014.57
7.0.180.1270.01714.00
7.0.170.1100.01714.11
7.0.160.0530.01014.14
7.0.150.1000.01014.25
7.0.140.0670.01314.44
7.0.130.0700.00714.68
7.0.120.0900.00014.44
7.0.110.0700.01314.32
7.0.100.0800.00314.17
7.0.90.0700.01014.20
7.0.80.0530.01314.09
7.0.70.0700.00314.34
7.0.60.0670.01714.10
7.0.50.0970.01014.31
7.0.40.1030.00714.45
7.0.30.0730.00714.38
7.0.20.0970.01314.35
7.0.10.1030.01314.36
7.0.00.1070.01014.34

preferences:
49.52 ms | 963 KiB | 5 Q