3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'Sergei'; var_dump(strlen($str));

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)
8.3.60.0040.01116.75
8.3.50.0100.00316.16
8.3.40.0120.00318.59
8.3.30.0140.00018.59
8.3.20.0040.00420.07
8.3.10.0040.00421.65
8.3.00.0080.00017.47
8.2.180.0140.00716.38
8.2.170.0150.00022.96
8.2.160.0100.00320.53
8.2.150.0060.00324.18
8.2.140.0050.00224.66
8.2.130.0080.00020.35
8.2.120.0000.00826.35
8.2.110.0030.00619.19
8.2.100.0040.00817.78
8.2.90.0030.00519.11
8.2.80.0040.00417.97
8.2.70.0030.00617.91
8.2.60.0000.00818.15
8.2.50.0000.00818.10
8.2.40.0030.00622.18
8.2.30.0060.00320.97
8.2.20.0020.00517.92
8.2.10.0070.00017.97
8.2.00.0050.00317.95
8.1.280.0110.00725.92
8.1.270.0050.00322.14
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00723.88
8.1.230.0040.00720.86
8.1.220.0060.00317.74
8.1.210.0000.01018.77
8.1.200.0030.00617.23
8.1.190.0030.00617.10
8.1.180.0080.00018.10
8.1.170.0000.00818.66
8.1.160.0000.00719.05
8.1.150.0000.00720.61
8.1.140.0030.00619.45
8.1.130.0000.00818.81
8.1.120.0000.00717.28
8.1.110.0080.00017.39
8.1.100.0050.00217.37
8.1.90.0050.00317.29
8.1.80.0040.00417.25
8.1.70.0070.00017.43
8.1.60.0080.00017.41
8.1.50.0080.00017.29
8.1.40.0030.00617.31
8.1.30.0030.00917.53
8.1.20.0050.00217.41
8.1.10.0040.00417.49
8.1.00.0000.00817.33
8.0.300.0040.00419.93
8.0.290.0000.00816.63
8.0.280.0070.00018.32
8.0.270.0070.00017.09
8.0.260.0030.00316.74
8.0.250.0030.00316.91
8.0.240.0070.00016.86
8.0.230.0070.00016.86
8.0.220.0080.00016.68
8.0.210.0030.00316.88
8.0.200.0030.00316.93
8.0.190.0060.00316.86
8.0.180.0050.00316.89
8.0.170.0050.00316.82
8.0.160.0030.00416.73
8.0.150.0040.00316.70
8.0.140.0000.00716.67
8.0.130.0000.00513.17
8.0.120.0070.00016.71
8.0.110.0030.00316.80
8.0.100.0040.00416.88
8.0.90.0030.00516.80
8.0.80.0000.01416.79
8.0.70.0050.00216.72
8.0.60.0000.00816.67
8.0.50.0000.00716.61
8.0.30.0060.01017.05
8.0.20.0060.01117.40
8.0.10.0040.00416.91
8.0.00.0110.00616.73
7.4.330.0000.00615.55
7.4.320.0000.00616.41
7.4.300.0060.00016.54
7.4.290.0040.00416.51
7.4.280.0040.00416.56
7.4.270.0040.00416.53
7.4.260.0000.00613.18
7.4.250.0000.00716.49
7.4.240.0040.00416.45
7.4.230.0030.00316.59
7.4.220.0060.01216.38
7.4.210.0100.00416.49
7.4.200.0040.00416.52
7.4.160.0100.00816.47
7.4.150.0100.00717.40
7.4.140.0120.00817.86
7.4.130.0100.01016.39
7.4.120.0110.01016.38
7.4.110.0100.00716.39
7.4.100.0090.01316.30
7.4.90.0030.01316.51
7.4.80.0130.00319.39
7.4.70.0060.01216.47
7.4.60.0040.01216.46
7.4.50.0090.00616.31
7.4.40.0130.00416.31
7.4.30.0070.01416.37
7.4.00.0130.00314.64
7.3.330.0020.00213.04
7.3.320.0000.00512.94
7.3.310.0070.00016.12
7.3.300.0030.00316.23
7.3.290.0040.00416.23
7.3.280.0080.00816.15
7.3.270.0030.01317.40
7.3.260.0080.00816.28
7.3.250.0110.00716.31
7.3.240.0140.00516.30
7.3.230.0060.01216.30
7.3.210.0090.00916.54
7.3.200.0100.00716.37
7.3.190.0070.01016.16
7.3.180.0060.01516.31
7.3.170.0100.00616.57
7.3.160.0060.01016.32
7.3.10.0070.00516.61
7.3.00.0050.00516.58
7.2.330.0170.00016.57
7.2.320.0090.00916.55
7.2.310.0130.00316.61
7.2.300.0040.01416.22
7.2.290.0080.01216.58
7.2.130.0040.00716.78
7.2.120.0030.00816.88
7.2.110.0030.00816.54
7.2.100.0090.00316.54
7.2.90.0030.00717.02
7.2.80.0060.00616.66
7.2.70.0030.01216.67
7.2.60.0050.00716.82
7.2.50.0060.00616.96
7.2.40.0040.00716.87
7.2.30.0080.00316.82
7.2.20.0000.01416.85
7.2.10.0040.01216.79
7.2.00.0030.01017.83
7.1.250.0000.01215.47
7.1.200.0070.00715.61
7.1.100.0030.00917.95
7.1.70.0090.00317.21
7.1.60.0230.00334.93
7.1.50.0130.01334.66
7.1.40.0120.02334.32
7.1.30.0270.00334.38
7.1.20.0170.01034.49
7.1.10.0070.01016.61
7.1.00.0040.01116.43
7.0.200.0030.01116.66
7.0.190.0070.00616.76
7.0.180.0070.00716.07
7.0.170.0060.00816.09
7.0.160.0070.00716.11
7.0.150.0060.00916.11
7.0.140.0000.01316.11
7.0.130.0000.01316.41
7.0.120.0090.00616.30
7.0.110.0090.00616.27
7.0.100.0110.00316.33
7.0.90.0060.00616.11
7.0.80.0000.01216.27
7.0.70.0070.00716.27
7.0.60.0000.01216.17
7.0.50.0100.00716.32
7.0.40.0060.00916.33
7.0.30.0100.00616.42
7.0.20.0060.01016.31
7.0.10.0040.01216.48
7.0.00.0060.00616.31

preferences:
45.05 ms | 401 KiB | 5 Q