3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_detect_encoding('abc', 'UTF8, ASCII');

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)
8.4.120.0140.00522.29
8.4.110.0110.00918.63
8.4.100.0150.00517.60
8.4.90.0130.00718.52
8.4.80.0130.00817.55
8.4.70.0050.00617.58
8.4.60.0050.00518.54
8.4.50.0090.01117.72
8.4.40.0130.00617.34
8.4.30.0130.00720.69
8.4.20.0070.01019.49
8.4.10.0110.00819.21
8.3.250.0030.00718.77
8.3.240.0120.00616.73
8.3.230.0080.00516.44
8.3.220.0110.00817.00
8.3.210.0120.00616.45
8.3.200.0020.00616.48
8.3.190.0090.00917.29
8.3.180.0110.00618.54
8.3.170.0100.00718.82
8.3.160.0090.01016.66
8.3.150.0150.00316.55
8.3.140.0080.00016.57
8.3.130.0140.00316.57
8.3.120.0060.00320.46
8.3.110.0180.02216.22
8.3.100.0410.00616.31
8.3.90.0320.01415.89
8.3.80.0400.00316.38
8.3.70.0220.00316.38
8.3.60.0230.00316.37
8.3.50.0390.00316.25
8.3.40.0160.00517.38
8.3.30.0140.00417.25
8.3.20.0200.01017.38
8.3.10.0370.00317.13
8.3.00.0040.01917.38
8.2.290.0070.01120.02
8.2.280.0020.00718.38
8.2.270.0070.01116.96
8.2.260.0080.00016.61
8.2.250.0160.00318.57
8.2.240.0080.00316.93
8.2.230.0350.00316.42
8.2.220.0300.01016.61
8.2.210.0330.01116.15
8.2.200.0380.00816.48
8.2.190.0300.00016.38
8.2.180.0170.00316.34
8.2.170.0230.00517.73
8.2.160.0260.00317.47
8.2.150.0220.01117.25
8.2.140.0370.00717.38
8.2.130.0220.00017.48
8.2.120.0200.00017.75
8.2.110.0170.00317.63
8.2.100.0200.00017.61
8.2.90.0300.00717.47
8.2.80.0350.00317.25
8.2.70.0240.00617.63
8.2.60.0170.00317.50
8.2.50.0290.01017.72
8.2.40.0330.00317.59
8.2.30.0290.00417.72
8.2.20.0220.01117.50
8.2.10.0280.00917.38
8.2.00.0160.00417.38
8.1.330.0110.00820.18
8.1.320.0120.00716.12
8.1.310.0040.00416.13
8.1.300.0030.00618.44
8.1.290.0210.01116.00
8.1.280.0300.00816.00
8.1.270.0340.00617.07
8.1.260.0260.01816.99
8.1.250.0250.00817.25
8.1.240.0240.01017.35
8.1.230.0160.00817.00
8.1.220.0300.00317.25
8.1.210.0350.00317.23
8.1.200.0250.01417.00
8.1.190.0330.00617.38
8.1.180.0370.00717.38
8.1.170.0170.00717.13
8.1.160.0210.00017.23
8.1.150.0150.00317.38
8.1.140.0180.00717.34
8.1.130.0300.00917.34
8.1.120.0360.00417.25
8.1.110.0350.00417.23
8.1.100.0330.00617.25
8.1.90.0350.01217.13
8.1.80.0150.00317.25
8.1.70.0170.00017.35
8.1.60.0360.00417.23
8.1.50.0300.01017.13
8.1.40.0330.00417.38
8.1.30.0390.00617.50
8.1.20.0310.00917.25
8.1.10.0370.00817.10
8.1.00.0320.01017.13

preferences:
43.16 ms | 403 KiB | 5 Q