3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Your code here! echo strlen(mb_convert_encoding('𠀋', 'UTF-16')); ?>

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)
8.5.00.0130.00719.72
8.4.150.0030.00014.05
8.4.140.0140.00817.29
8.4.130.0120.00817.83
8.4.120.0060.00520.31
8.4.110.0060.00322.25
8.4.100.0130.00620.57
8.4.90.0090.00620.46
8.4.80.0050.00317.32
8.4.70.0050.00318.00
8.4.60.0150.00418.45
8.4.50.0130.00717.52
8.4.40.0120.00320.49
8.4.30.0150.00322.04
8.4.20.0100.01017.65
8.4.10.0070.00322.20
8.3.280.0140.01218.10
8.3.270.0130.00916.41
8.3.260.0060.00516.43
8.3.250.0080.01018.99
8.3.240.0080.00718.46
8.3.230.0100.01016.67
8.3.220.0050.00416.92
8.3.210.0140.00516.49
8.3.200.0030.00516.47
8.3.190.0110.00916.92
8.3.180.0110.00816.50
8.3.170.0090.00922.27
8.3.160.0080.00817.13
8.3.150.0140.00517.36
8.3.140.0130.00616.70
8.3.130.0090.00018.34
8.3.120.0090.00920.38
8.3.110.0070.00420.94
8.3.100.0060.00319.99
8.3.90.0130.00626.77
8.3.80.0030.00617.97
8.3.70.0150.00616.25
8.3.60.0100.01018.31
8.3.50.0040.01116.50
8.3.40.0040.01520.21
8.3.30.0140.00018.63
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0080.00026.16
8.2.290.0110.00820.38
8.2.280.0090.00919.85
8.2.270.0140.00417.05
8.2.260.0080.00016.33
8.2.250.0040.00418.34
8.2.240.0100.00016.80
8.2.230.0000.00822.58
8.2.220.0040.00424.06
8.2.210.0000.00826.77
8.2.200.0070.00416.38
8.2.190.0150.00416.58
8.2.180.0170.00316.38
8.2.170.0070.00718.84
8.2.160.0130.00022.96
8.2.150.0000.00925.66
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0030.00717.80
8.2.110.0000.00821.12
8.2.100.0060.00617.59
8.2.90.0040.00417.91
8.2.80.0050.00318.16
8.2.70.0040.00417.50
8.2.60.0140.00717.50
8.2.50.0160.00317.25
8.2.40.0150.00217.59
8.2.30.0140.00317.38
8.2.20.0090.00917.63
8.2.10.0170.00317.50
8.2.00.0100.00717.25
8.1.330.0090.01021.87
8.1.320.0120.00816.19
8.1.310.0080.00016.61
8.1.300.0070.01120.04
8.1.290.0060.00630.84
8.1.280.0140.00725.92
8.1.270.0070.00024.66
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00922.13
8.1.230.0040.00720.91
8.1.220.0040.00717.74
8.1.210.0060.00318.77
8.1.200.0000.00917.23
8.1.190.0120.00617.13
8.1.180.0140.00816.75
8.1.170.0110.00717.13
8.1.160.0130.00317.00
8.1.150.0100.00717.11
8.1.140.0070.01017.22
8.1.130.0080.00816.88
8.1.120.0090.00717.11
8.1.110.0130.00317.10
8.1.100.0130.00317.13
8.1.90.0130.00417.00
8.1.80.0130.00317.00
8.1.70.0120.00417.13
8.1.60.0030.01517.35
8.1.50.0140.00317.00
8.1.40.0190.00017.37
8.1.30.0180.00017.38
8.1.20.0180.00017.22
8.1.10.0180.00017.00
8.1.00.0150.00317.25
8.0.300.0080.00019.94
8.0.290.0050.00316.88
8.0.280.0110.00516.63
8.0.270.0090.00616.52
8.0.260.0120.00416.52
8.0.250.0120.00416.52
8.0.240.0090.00616.59
8.0.230.0030.01316.52
8.0.220.0040.01216.63
8.0.210.0160.00016.52
8.0.200.0200.00016.52
8.0.190.0180.00016.52
8.0.180.0140.00316.52
8.0.170.0160.00316.52
8.0.160.0170.00416.52
8.0.150.0140.00316.52
8.0.140.0160.00016.52
8.0.130.0130.00216.52
8.0.120.0120.00416.52
8.0.110.0150.00016.52
8.0.100.0120.00316.52
8.0.90.0110.00416.52
8.0.80.0160.00016.52
8.0.70.0120.00316.52
8.0.60.0120.00416.52
8.0.50.0130.00316.52
8.0.30.0080.00816.52
8.0.20.0090.00616.75
8.0.10.0150.00016.52

preferences:
99.58 ms | 403 KiB | 5 Q