3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strpos(trim('Mr To Whom It May Concern'), 'N/A'));

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)
8.3.60.0090.00918.39
8.3.50.0040.01116.22
8.3.40.0090.00618.73
8.3.30.0140.00318.46
8.3.20.0070.00020.13
8.3.10.0060.00321.72
8.3.00.0080.00019.56
8.2.180.0100.00716.32
8.2.170.0150.00022.96
8.2.160.0070.01018.96
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0040.00419.38
8.2.120.0070.00026.35
8.2.110.0030.00620.47
8.2.100.0040.00817.59
8.2.90.0040.00419.11
8.2.80.0030.00617.97
8.2.70.0030.00617.50
8.2.60.0040.00417.80
8.2.50.0000.00818.10
8.2.40.0000.00720.59
8.2.30.0030.00519.11
8.2.20.0050.00217.97
8.2.10.0030.00517.73
8.2.00.0000.00718.01
8.1.280.0170.00325.92
8.1.270.0040.00422.19
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0030.00620.81
8.1.230.0040.00719.07
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.10
8.1.190.0000.00816.88
8.1.180.0080.00018.10
8.1.170.0040.00418.59
8.1.160.0000.00718.84
8.1.150.0030.00618.66
8.1.140.0040.00419.35
8.1.130.0000.00918.74
8.1.120.0020.00517.33
8.1.110.0050.00217.25
8.1.100.0000.00717.20
8.1.90.0000.00817.21
8.1.80.0030.00617.30
8.1.70.0040.00417.28
8.1.60.0050.00317.43
8.1.50.0000.00817.36
8.1.40.0030.00617.25
8.1.30.0040.00417.38
8.1.20.0040.00417.40
8.1.10.0050.00217.34
8.1.00.0000.00817.32
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0050.00318.36
8.0.270.0040.00417.01
8.0.260.0030.00316.64
8.0.250.0000.00716.83
8.0.240.0040.00416.75
8.0.230.0060.00316.77
8.0.220.0080.00016.62
8.0.210.0000.00716.77
8.0.200.0070.00016.68
8.0.190.0060.00316.80
8.0.180.0040.00416.82
8.0.170.0050.00216.78
8.0.160.0030.00316.73
8.0.150.0000.00716.68
8.0.140.0050.00216.73
8.0.130.0000.00513.11
8.0.120.0040.00416.58
8.0.110.0000.00816.70
8.0.100.0030.00516.64
8.0.90.0070.00016.63
8.0.80.0080.00816.64
8.0.70.0000.00716.66
8.0.60.0040.00416.74
8.0.50.0040.00416.80
8.0.30.0070.01016.92
8.0.20.0080.01317.40
8.0.10.0000.00716.84
8.0.00.0090.00916.60
7.4.330.0000.00615.55
7.4.320.0030.00316.44
7.4.300.0070.00016.50
7.4.290.0050.00216.41
7.4.280.0080.00016.45
7.4.270.0030.00316.44
7.4.260.0040.00416.39
7.4.250.0040.00416.27
7.4.240.0040.00416.44
7.4.230.0070.00016.53
7.4.220.0000.01816.53
7.4.210.0090.00616.32
7.4.200.0030.00316.36
7.4.160.0080.00916.34
7.4.150.0070.01117.40
7.4.140.0120.01117.86
7.4.130.0100.01616.41
7.4.120.0090.01016.40
7.3.330.0020.00212.87
7.3.320.0030.00312.96
7.3.310.0040.00416.05
7.3.300.0070.00016.19
7.3.290.0090.00516.17
7.3.280.0080.00816.13
7.3.270.0100.00717.40
7.3.260.0150.00516.34
7.3.250.0100.00716.21
7.3.240.0130.00416.19

preferences:
58.2 ms | 401 KiB | 5 Q