3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v=NULL; var_dump(trim($v));

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)
8.3.70.0160.00616.58
8.3.60.0040.01118.43
8.3.50.0100.01018.11
8.3.40.0000.01520.34
8.3.30.0090.00918.59
8.3.20.0020.00524.18
8.3.10.0050.00524.66
8.3.00.0070.00026.16
8.2.190.0150.00316.75
8.2.180.0060.01225.92
8.2.170.0120.00318.96
8.2.160.0040.01122.96
8.2.150.0070.00025.66
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0050.00326.16
8.2.110.0060.00322.16
8.2.100.0110.00017.72
8.2.90.0030.00617.75
8.2.80.0000.00918.64
8.2.70.0030.00617.63
8.2.60.0040.00717.93
8.2.50.0040.00418.05
8.2.40.0000.00817.62
8.2.30.0040.00417.60
8.2.20.0070.00018.15
8.2.10.0040.00418.69
8.2.00.0000.00719.21
8.1.280.0060.00825.92
8.1.270.0000.00723.99
8.1.260.0080.00026.35
8.1.250.0020.00528.09
8.1.240.0030.00723.96
8.1.230.0040.00719.65
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.36
8.1.190.0070.00417.10
8.1.180.0000.00918.10
8.1.170.0000.00917.62
8.1.160.0070.00019.00
8.1.150.0000.00718.61
8.1.140.0070.00017.28
8.1.130.0000.00718.66
8.1.120.0030.00317.41
8.1.110.0040.00417.27
8.1.100.0030.00517.41
8.1.90.0030.00317.33
8.1.80.0040.00417.36
8.1.70.0030.00317.29
8.1.60.0000.00717.39
8.1.50.0080.00017.35
8.1.40.0000.00817.35
8.1.30.0040.00417.57
8.1.20.0030.00517.63
8.1.10.0000.00717.34
8.1.00.0080.00317.35
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0000.00718.57
8.0.270.0000.00716.66
8.0.260.0000.00618.38
8.0.250.0000.00716.76
8.0.240.0000.00716.76
8.0.230.0000.00716.74
8.0.220.0030.00316.80
8.0.210.0030.00316.86
8.0.200.0000.00716.89
8.0.190.0040.00416.84
8.0.180.0040.00416.89
8.0.170.0060.00316.87
8.0.160.0000.00716.77
8.0.150.0000.00816.75
8.0.140.0040.00416.66
8.0.130.0030.00313.18
8.0.120.0060.00316.71
8.0.110.0030.00616.87
8.0.100.0000.00816.75
8.0.90.0000.00816.68
8.0.80.0070.00016.60
8.0.70.0000.00716.73
8.0.60.0040.00416.85
8.0.50.0040.00416.63
8.0.30.0050.00216.68
8.0.20.0030.00516.74
8.0.10.0070.00016.88
8.0.00.0000.00716.77
7.4.330.0050.00015.55
7.4.320.0000.00616.55
7.4.300.0030.00316.49
7.4.290.0040.00316.24
7.4.280.0080.00016.36
7.4.270.0050.00316.53
7.4.260.0000.00513.10
7.4.250.0070.00016.32
7.4.240.0000.00616.45
7.4.230.0020.00516.62
7.4.220.0030.00316.57
7.4.210.0000.00716.57
7.4.200.0030.00516.30
7.4.190.0000.00716.36
7.4.180.0060.00316.66
7.4.160.0000.00716.55
7.4.150.0020.00516.43
7.4.140.0000.00716.46
7.4.130.0030.00316.50
7.4.120.0030.00316.34
7.4.110.0030.00316.30
7.4.100.0030.00316.53
7.4.90.0030.00316.38
7.4.80.0060.00016.49
7.4.70.0040.00416.40
7.4.60.0000.00616.21
7.4.50.0070.00016.15
7.4.40.0040.00415.95
7.4.30.0000.00716.42
7.4.20.0040.00416.20
7.4.10.0040.00416.06
7.4.00.0040.00416.16
7.3.330.0040.00415.96
7.3.320.0000.00613.11
7.3.310.0060.00016.07
7.3.300.0000.00616.17
7.3.290.0000.00616.14
7.3.280.0070.00016.05
7.3.270.0000.00616.11
7.3.260.0030.00316.17
7.3.250.0040.00416.11
7.3.240.0040.00416.11
7.3.230.0000.00616.14
7.3.220.0060.00016.12
7.3.210.0000.00816.07
7.3.200.0000.00716.02
7.3.190.0050.00315.89
7.3.180.0040.00416.04
7.3.170.0030.00316.02
7.3.160.0060.00016.09
7.3.150.0030.00315.98
7.3.140.0030.00316.04
7.3.130.0000.00616.10
7.3.120.0030.00315.96
7.3.110.0030.00315.98
7.3.100.0000.00615.83
7.3.90.0000.00616.23
7.3.80.0060.00016.12
7.3.70.0070.00016.16
7.3.60.0000.00616.25
7.3.50.0030.00316.28
7.3.40.0030.00316.22
7.3.30.0000.00616.22
7.3.20.0060.00316.27
7.3.10.0030.00316.06
7.3.00.0020.00516.19

preferences:
29.94 ms | 401 KiB | 5 Q