3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strval(strspn("123", "123456789"));

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)
8.3.60.0040.01418.43
8.3.50.0070.00716.16
8.3.40.0110.00418.45
8.3.30.0080.00618.59
8.3.20.0040.00420.21
8.3.10.0040.00423.35
8.3.00.0030.00519.42
8.2.180.0170.00318.41
8.2.170.0110.00318.82
8.2.160.0140.00022.96
8.2.150.0080.00025.66
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00422.25
8.2.110.0030.00621.06
8.2.100.0070.00417.78
8.2.90.0040.00417.50
8.2.80.0040.00417.97
8.2.70.0030.00517.90
8.2.60.0000.00917.80
8.2.50.0080.00018.10
8.2.40.0070.00022.32
8.2.30.0040.00419.36
8.2.20.0000.00717.97
8.2.10.0030.00617.97
8.2.00.0000.00718.11
8.1.280.0090.00925.92
8.1.270.0080.00023.86
8.1.260.0000.00826.35
8.1.250.0050.00228.09
8.1.240.0090.00317.23
8.1.230.0080.00417.64
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0090.00017.11
8.1.190.0000.00817.10
8.1.180.0050.00218.10
8.1.170.0080.00018.58
8.1.160.0080.00018.81
8.1.150.0040.00420.13
8.1.140.0070.00017.60
8.1.130.0080.00018.93
8.1.120.0030.00317.32
8.1.110.0040.00417.21
8.1.100.0030.00317.30
8.1.90.0000.00817.38
8.1.80.0040.00417.27
8.1.70.0030.00317.29
8.1.60.0040.00417.39
8.1.50.0040.00417.44
8.1.40.0060.00317.37
8.1.30.0040.00417.64
8.1.20.0040.00417.52
8.1.10.0000.00717.34
8.1.00.0040.00417.26
8.0.300.0030.00618.77
8.0.290.0030.00616.63
8.0.280.0030.00318.33
8.0.270.0070.00017.19
8.0.260.0070.00016.80
8.0.250.0040.00416.87
8.0.240.0000.00716.89
8.0.230.0000.00816.75
8.0.220.0050.00516.75
8.0.210.0030.00316.64
8.0.200.0030.00316.82
8.0.190.0040.00416.76
8.0.180.0040.00416.79
8.0.170.0030.00516.76
8.0.160.0040.00416.83
8.0.150.0040.00416.67
8.0.140.0000.00716.62
8.0.130.0050.00013.14
8.0.120.0000.00816.73
8.0.110.0020.00516.69
8.0.100.0050.00316.53
8.0.90.0040.00416.64
8.0.80.0070.00716.76
8.0.70.0030.00516.74
8.0.60.0080.00016.65
8.0.50.0080.00016.86
8.0.30.0140.00217.01
8.0.20.0120.00817.40
8.0.10.0040.00416.94
8.0.00.0100.00716.69
7.4.330.0000.00515.55
7.4.320.0030.00316.41
7.4.300.0070.00016.51
7.4.290.0050.00216.53
7.4.280.0050.00316.40
7.4.270.0000.00616.42
7.4.260.0050.00316.43
7.4.250.0040.00416.48
7.4.240.0030.00316.51
7.4.230.0070.00016.54
7.4.220.0000.00716.26
7.4.210.0060.01616.60
7.4.200.0000.00716.27
7.4.160.0140.00316.44
7.4.150.0110.00817.40
7.4.140.0120.00717.86
7.4.130.0090.00916.53
7.4.120.0080.01216.48
7.4.110.0130.00316.42
7.4.100.0060.01116.52
7.4.90.0030.01316.25
7.4.80.0090.00919.39
7.4.70.0060.01216.49
7.4.60.0060.01216.46
7.4.50.0030.01016.32
7.4.40.0070.01316.33
7.4.00.0030.01314.61
7.3.330.0000.00513.09
7.3.320.0060.00013.06
7.3.310.0030.00516.34
7.3.300.0070.00016.08
7.3.290.0120.00516.20
7.3.280.0110.00616.18
7.3.270.0100.00717.40
7.3.260.0120.01116.22
7.3.240.0120.00516.34
7.3.230.0070.01016.50
7.3.210.0100.01416.37
7.3.200.0060.01516.16
7.3.190.0150.00616.18
7.3.180.0110.01116.23
7.3.170.0100.00716.44
7.3.160.0130.00316.28
7.2.330.0070.01016.41
7.2.320.0140.00316.34
7.2.310.0070.01416.53
7.2.300.0040.01416.54
7.2.290.0190.00716.52
7.2.110.0070.00716.26
7.2.60.0030.01016.62
7.2.20.0130.01019.56
7.2.10.0100.01119.86
7.2.00.0070.01619.64
7.1.200.0040.00815.73
7.1.140.0110.01018.18
7.1.130.0110.01118.82
7.1.120.0090.01318.75
7.1.110.0110.01318.01
7.1.100.0080.01018.07
7.1.90.0060.00917.91
7.1.80.0070.00818.18
7.1.70.0050.01117.25
7.1.60.0240.01134.96
7.1.50.0240.01234.64
7.1.40.0250.01134.33
7.1.30.0320.01534.14
7.1.20.0210.01534.55
7.1.10.0030.01316.61
7.1.00.0070.01416.64

preferences:
56.57 ms | 400 KiB | 5 Q