3v4l.org

run code in 500+ PHP versions simultaneously
<?php echo mb_strlen('òàùè', 'ASCII'), PHP_EOL, mb_strlen('òàùè', 'UTF-8');

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)
8.5.60.0130.00416.84
8.5.50.0120.00716.36
8.5.30.0050.01219.59
8.5.20.0070.01120.09
8.5.10.0100.00916.52
8.5.00.0100.01119.65
8.4.180.0110.00925.64
8.4.170.0110.01022.01
8.4.160.0110.01023.60
8.4.150.0070.00516.70
8.4.140.0170.00417.48
8.4.130.0100.01117.85
8.4.120.0060.00220.75
8.4.110.0120.00720.53
8.4.100.0130.00718.57
8.4.90.0050.00618.88
8.4.80.0120.00818.61
8.4.70.0090.01017.97
8.4.60.0080.00118.75
8.4.50.0040.00520.30
8.4.40.0080.01217.41
8.4.30.0060.00318.83
8.4.20.0100.01017.85
8.4.10.0140.00419.46
8.3.300.0120.00920.44
8.3.290.0130.00720.74
8.3.280.0110.01018.35
8.3.270.0150.00416.44
8.3.260.0090.01016.63
8.3.250.0130.00718.62
8.3.240.0110.00616.73
8.3.230.0060.00516.42
8.3.220.0080.00618.72
8.3.210.0100.00518.31
8.3.200.0070.00216.54
8.3.190.0120.00616.95
8.3.180.0110.00716.41
8.3.170.0040.01520.65
8.3.160.0090.00917.19
8.3.150.0120.00619.12
8.3.140.0060.00316.97
8.3.130.0040.01118.31
8.3.120.0030.00618.88
8.3.110.0000.00716.61
8.3.100.0040.00424.06
8.3.90.0140.00426.77
8.3.80.0060.00318.30
8.3.70.0120.00318.18
8.3.60.0070.00718.44
8.3.50.0070.01116.34
8.3.40.0060.00821.86
8.3.30.0110.00721.82
8.3.20.0180.00325.66
8.3.10.0150.00425.66
8.3.00.0150.00325.66
8.2.300.0130.01022.17
8.2.290.0070.00620.20
8.2.280.0100.00918.21
8.2.270.0040.00422.27
8.2.260.0030.01416.34
8.2.250.0080.00016.37
8.2.240.0090.00918.96
8.2.230.0080.00020.94
8.2.220.0090.00337.54
8.2.210.0070.00026.77
8.2.200.0090.00016.38
8.2.190.0120.00318.04
8.2.180.0090.00616.63
8.2.170.0130.00318.74
8.2.160.0100.00322.96
8.2.150.0130.00625.66
8.2.140.0110.00725.66
8.2.130.0120.00625.66
8.2.120.0090.00925.66
8.2.110.0100.00725.66
8.2.100.0100.01025.66
8.2.90.0120.00325.66
8.2.80.0040.01125.66
8.2.70.0120.00325.66
8.2.60.0150.00325.66
8.2.50.0080.00825.66
8.2.40.0120.00925.66
8.2.30.0060.01025.66
8.2.20.0070.00725.66
8.2.10.0090.01225.66
8.2.00.0100.00625.66
8.1.340.0110.01021.58
8.1.330.0100.00921.88
8.1.320.0140.00616.01
8.1.310.0070.01118.32
8.1.300.0040.00417.73
8.1.290.0060.00330.84
8.1.280.0110.00325.92
8.1.270.0100.01325.66
8.1.260.0120.00325.66
8.1.250.0110.00325.66
8.1.240.0040.01125.66
8.1.230.0110.00425.66
8.1.220.0120.00325.66
8.1.210.0040.01125.66
8.1.200.0110.00425.66
8.1.190.0090.00625.66
8.1.180.0090.00625.66
8.1.170.0090.00625.66
8.1.160.0110.00725.66
8.1.150.0110.00425.66
8.1.140.0120.00325.66
8.1.130.0070.01325.66
8.1.120.0140.00425.66
8.1.110.0120.00325.66
8.1.100.0000.01625.66
8.1.90.0160.00025.66
8.1.80.0130.00325.66
8.1.70.0150.00025.66
8.1.60.0070.00725.66
8.1.50.0060.01025.66
8.1.40.0120.00325.66
8.1.30.0110.00425.66
8.1.20.0100.00625.66
8.1.10.0110.00425.66
8.1.00.0150.00025.66

preferences:
77.98 ms | 978 KiB | 5 Q