3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( mb_detect_encoding("\xDC", ['UTF-8'], true), mb_detect_encoding("Ü", ['UTF-8'], true) );

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)
8.3.60.0070.00716.25
8.3.50.0140.00018.18
8.3.40.0040.01118.42
8.3.30.0110.00418.46
8.3.20.0040.00420.21
8.3.10.0000.00821.82
8.3.00.0040.00419.13
8.2.180.0070.00716.38
8.2.170.0040.01122.96
8.2.160.0100.01319.16
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0100.00320.44
8.2.120.0040.00426.35
8.2.110.0070.00320.48
8.2.100.0040.00817.53
8.2.90.0000.00817.63
8.2.80.0040.00418.71
8.2.70.0030.00617.25
8.2.60.0040.00417.92
8.2.50.0000.00818.07
8.2.40.0030.00618.08
8.2.30.0060.00317.91
8.2.20.0080.00017.86
8.2.10.0000.00817.99
8.2.00.0000.00817.98
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00018.89
8.1.230.0070.00317.70
8.1.220.0020.00517.74
8.1.210.0000.00818.77
8.1.200.0000.00817.23
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0000.00918.46
8.1.160.0000.00818.86
8.1.150.0080.00018.69
8.1.140.0030.00619.51
8.1.130.0000.00718.93
8.1.120.0070.00017.38
8.1.110.0040.00417.27
8.1.100.0050.00317.39
8.1.90.0000.00717.29
8.1.80.0020.00517.34
8.1.70.0000.00717.38
8.1.60.0030.00517.53
8.1.50.0050.00317.39
8.1.40.0040.00717.49
8.1.30.0000.00817.47
8.1.20.0000.00717.49
8.1.10.0030.00517.38
8.1.00.0000.01117.38
8.0.300.0040.00418.77
8.0.290.0000.00916.75
8.0.280.0000.00718.27
8.0.270.0030.00317.10
8.0.260.0060.00018.90
8.0.250.0030.00316.90
8.0.240.0040.00416.86
8.0.230.0000.00716.91
8.0.220.0060.00016.82
8.0.210.0030.00316.76
8.0.200.0060.00016.93
8.0.190.0000.00816.74
8.0.180.0030.00516.88
8.0.170.0040.00416.82
8.0.160.0070.00016.82
8.0.150.0050.00316.65
8.0.140.0040.00416.84
8.0.130.0000.00613.24
8.0.120.0000.00816.67
8.0.110.0000.00716.79
8.0.100.0070.00016.82
8.0.90.0070.00016.67
8.0.80.0090.00616.79
8.0.70.0040.00416.64
8.0.60.0030.00516.80
8.0.50.0040.00416.80
8.0.30.0120.00616.98
8.0.20.0080.01017.40
8.0.10.0000.00716.90
8.0.00.0090.00916.54
7.4.330.0030.00315.55
7.4.320.0030.00316.48
7.4.300.0030.00316.32
7.4.290.0030.00316.52
7.4.280.0040.00416.52
7.4.270.0070.00016.52
7.4.260.0000.00816.51
7.4.250.0030.00316.32
7.4.240.0050.00216.56
7.4.230.0000.00716.43
7.4.220.0090.00916.59
7.4.210.0080.00616.51
7.4.200.0040.00416.54
7.4.160.0140.00516.38
7.4.150.0120.00617.40
7.4.140.0120.00917.86
7.4.130.0120.00616.30
7.4.120.0090.01216.47
7.4.110.0120.00416.19
7.4.100.0130.00416.39
7.4.90.0140.00616.39
7.4.80.0090.00919.39
7.4.70.0060.00916.38
7.4.60.0100.01016.37
7.4.50.0030.01016.10
7.4.40.0110.00516.40
7.4.30.0130.01016.25
7.4.00.0070.00914.54
7.3.330.0020.00213.02
7.3.320.0050.00013.14
7.3.310.0070.00016.32
7.3.300.0000.00616.02
7.3.290.0030.00316.18
7.3.280.0080.00816.20
7.3.270.0050.01117.40
7.3.260.0060.01116.16
7.3.240.0080.00816.23
7.3.230.0100.00716.39
7.3.210.0060.01016.09
7.3.200.0110.00816.33
7.3.190.0090.00616.13
7.3.180.0080.00816.29
7.3.170.0070.01316.14
7.3.160.0030.01316.07
7.3.120.0100.00714.79
7.3.110.0000.01514.57
7.3.100.0060.00914.70
7.3.90.0110.00014.69
7.3.80.0060.00814.78
7.3.70.0030.00614.77
7.3.60.0120.00414.67
7.3.50.0110.00414.75
7.3.40.0040.01514.81
7.3.30.0090.00614.67
7.3.20.0060.00616.58
7.3.10.0070.00716.69
7.3.00.0070.00416.43
7.2.330.0120.00616.24
7.2.320.0130.00316.47
7.2.310.0100.01016.15
7.2.300.0110.01116.41
7.2.290.0040.01216.45
7.2.250.0110.00914.74
7.2.240.0030.01614.46
7.2.230.0090.00614.71
7.2.220.0120.00314.63
7.2.210.0090.00914.77
7.2.200.0000.01314.46
7.2.190.0030.00714.70
7.2.180.0060.01014.97
7.2.170.0060.01214.79
7.2.60.0030.01016.75
7.1.330.0070.00315.76
7.1.320.0040.00815.48
7.1.310.0080.00315.54
7.1.300.0090.00315.65
7.1.290.0000.01315.52
7.1.280.0100.00715.49
7.1.270.0030.00615.77
7.1.260.0030.01015.83
7.1.200.0000.01215.55
7.1.70.0060.00916.72
7.1.60.0030.00717.05
7.1.40.0130.01334.25
7.1.30.0170.01334.29
7.1.20.0170.01334.38
7.1.10.0000.01316.41
7.1.00.0030.01016.56
7.0.200.0090.00316.71
7.0.180.0070.01016.03
7.0.170.0030.01015.93
7.0.160.0030.01015.98
7.0.150.0030.01016.18
7.0.140.0030.01316.00
7.0.130.0030.00716.28
7.0.120.0100.00716.26
7.0.110.0070.00716.03
7.0.100.0000.01315.97
7.0.90.0070.00716.23
7.0.80.0100.00316.11
7.0.70.0100.00316.00
7.0.60.0070.00715.69
7.0.50.0030.01016.10
7.0.40.0030.01316.30
7.0.30.0030.01016.31
7.0.20.0000.01316.35
7.0.10.0000.01316.15
7.0.00.0030.01016.11

preferences:
31.48 ms | 400 KiB | 5 Q