3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( mb_detect_encoding("\xDC", ['UTF-8']), mb_detect_encoding("Ü", ['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)
8.3.60.0090.00616.50
8.3.50.0120.00318.05
8.3.40.0040.01118.43
8.3.30.0000.01418.42
8.3.20.0020.00520.29
8.3.10.0040.00421.60
8.3.00.0040.00419.26
8.2.180.0110.00416.32
8.2.170.0130.00322.96
8.2.160.0070.01019.00
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00720.57
8.2.120.0040.00426.35
8.2.110.0080.00022.13
8.2.100.0060.00617.63
8.2.90.0080.00317.63
8.2.80.0060.00318.70
8.2.70.0000.00917.50
8.2.60.0030.00617.80
8.2.50.0090.00018.07
8.2.40.0060.00319.76
8.2.30.0050.00217.98
8.2.20.0040.00417.79
8.2.10.0000.00718.03
8.2.00.0030.00318.16
8.1.280.0040.01125.92
8.1.270.0040.00423.83
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0070.00320.28
8.1.230.0120.00017.71
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0120.00017.00
8.1.190.0080.00016.98
8.1.180.0040.00418.10
8.1.170.0040.00418.65
8.1.160.0040.00418.87
8.1.150.0040.00420.17
8.1.140.0040.00419.46
8.1.130.0030.00318.86
8.1.120.0050.00317.30
8.1.110.0040.00417.20
8.1.100.0040.00317.27
8.1.90.0000.00717.34
8.1.80.0050.00317.20
8.1.70.0000.00717.32
8.1.60.0060.00317.49
8.1.50.0000.00717.41
8.1.40.0000.01117.50
8.1.30.0000.00717.55
8.1.20.0040.00417.61
8.1.10.0030.00517.42
8.1.00.0030.00717.34
8.0.300.0000.00718.77
8.0.290.0000.00916.63
8.0.280.0000.00718.37
8.0.270.0070.00017.18
8.0.260.0030.00319.02
8.0.250.0000.00716.91
8.0.240.0080.00016.89
8.0.230.0000.00716.78
8.0.220.0050.00316.80
8.0.210.0030.00316.70
8.0.200.0030.00316.85
8.0.190.0000.00816.89
8.0.180.0040.00416.77
8.0.170.0000.00716.84
8.0.160.0040.00416.92
8.0.150.0020.00516.75
8.0.140.0080.00016.76
8.0.130.0050.00013.32
8.0.120.0000.00716.73
8.0.110.0030.00616.88
8.0.100.0000.00716.66
8.0.90.0040.00416.63
8.0.80.0090.00616.76
8.0.70.0070.00016.66
8.0.60.0070.00016.80
8.0.50.0060.00316.71
8.0.30.0100.01116.94
8.0.20.0100.00917.40
8.0.10.0030.00516.77
8.0.00.0110.00616.59
7.4.330.0070.00015.55
7.4.320.0000.00616.33
7.4.300.0060.00016.42
7.4.290.0030.00316.52
7.4.280.0040.00416.41
7.4.270.0030.00316.36
7.4.260.0080.00016.52
7.4.250.0000.00716.52
7.4.240.0040.00416.50
7.4.230.0000.00716.54
7.4.220.0110.00616.58
7.4.210.0060.01016.40
7.4.200.0030.00316.33
7.4.160.0080.01016.35
7.4.150.0080.00817.40
7.4.140.0080.01217.86
7.4.130.0110.01416.34
7.4.120.0130.01016.21
7.4.110.0000.01716.36
7.4.100.0070.01016.43
7.4.90.0100.00716.30
7.4.80.0100.01019.39
7.4.70.0150.00616.45
7.4.60.0080.00816.41
7.4.50.0030.01016.50
7.4.40.0140.00316.39
7.4.30.0140.00916.20
7.4.10.0060.01214.80
7.4.00.0120.00614.74
7.3.330.0050.00013.16
7.3.320.0000.00612.86
7.3.310.0030.00316.19
7.3.300.0030.00316.20
7.3.290.0000.00716.20
7.3.280.0100.00816.25
7.3.270.0090.00917.40
7.3.260.0110.01116.09
7.3.240.0120.00816.23
7.3.230.0100.00616.04
7.3.210.0070.01016.16
7.3.200.0030.01416.22
7.3.190.0100.00716.05
7.3.180.0000.01716.13
7.3.170.0170.00316.43
7.3.160.0060.00916.12
7.3.130.0120.00614.74
7.3.120.0090.00914.61
7.3.110.0060.01114.53
7.3.100.0040.01114.89
7.3.90.0050.00514.69
7.3.80.0060.00614.41
7.3.70.0060.00514.37
7.3.60.0070.00614.82
7.3.50.0050.01014.59
7.3.40.0050.00614.58
7.3.30.0040.00714.84
7.3.20.0030.00816.54
7.3.10.0020.01316.41
7.3.00.0020.00916.56
7.2.330.0120.00616.43
7.2.320.0030.01316.36
7.2.310.0150.00616.28
7.2.300.0160.00716.41
7.2.290.0060.00916.59
7.2.260.0070.01114.79
7.2.250.0120.00714.73
7.2.240.0070.01014.77
7.2.230.0100.00714.88
7.2.220.0060.00714.91
7.2.210.0070.00315.00
7.2.200.0070.00514.72
7.2.190.0020.00914.86
7.2.180.0090.00114.81
7.2.170.0050.01114.74
7.2.160.0000.01414.91
7.2.150.0110.00416.85
7.2.140.0000.00916.59
7.2.130.0000.01816.52
7.2.120.0060.00316.65
7.2.110.0060.00916.83
7.2.100.0030.00916.62
7.2.90.0040.00816.46
7.2.80.0000.01016.96
7.2.70.0140.00016.85
7.2.60.0030.01016.69
7.2.50.0090.00616.78
7.2.40.0090.00016.87
7.2.30.0030.00616.55
7.2.20.0100.00316.76
7.2.10.0100.00716.66
7.2.00.0070.01016.66
7.1.330.0100.00515.82
7.1.320.0060.00815.81
7.1.310.0050.00915.66
7.1.300.0100.00515.77
7.1.290.0050.00515.69
7.1.280.0060.00615.59
7.1.270.0040.00815.70
7.1.260.0040.00715.60
7.1.250.0060.00615.68
7.1.240.0070.00415.72
7.1.230.0000.01515.70
7.1.220.0030.01015.62
7.1.210.0030.00515.57
7.1.200.0080.00315.55
7.1.190.0030.00915.75
7.1.180.0090.00615.70
7.1.170.0130.00315.67
7.1.160.0100.00015.77
7.1.150.0090.00315.49
7.1.140.0040.00415.82
7.1.130.0100.00615.60
7.1.120.0030.00615.49
7.1.110.0100.00315.82
7.1.100.0060.00615.75
7.1.90.0000.01415.47
7.1.80.0070.00715.75
7.1.70.0050.00516.38
7.1.60.0080.00616.32
7.1.50.0030.00615.66
7.1.40.0080.01624.91
7.1.30.0130.01124.88
7.1.20.0120.01325.04
7.1.10.0030.00916.00
7.1.00.0030.01115.93
7.0.330.0110.00015.45
7.0.320.0040.00415.26
7.0.310.0040.00414.91
7.0.300.0030.01015.47
7.0.290.0060.00615.48
7.0.280.0040.01115.07
7.0.270.0040.01115.36
7.0.260.0000.01315.26
7.0.250.0070.00715.04
7.0.240.0100.00315.15
7.0.230.0000.00815.16
7.0.220.0090.00315.51
7.0.210.0030.00715.43
7.0.200.0070.00816.04
7.0.190.0000.01515.41
7.0.180.0080.00615.67
7.0.170.0080.00715.66
7.0.160.0050.01015.53
7.0.150.0020.01015.56
7.0.140.0030.01015.73
7.0.130.0000.01215.75
7.0.120.0030.00815.74
7.0.110.0020.00815.82
7.0.100.0030.00815.67
7.0.90.0020.01015.73
7.0.80.0000.01415.68
7.0.70.0030.00915.81
7.0.60.0050.00615.54
7.0.50.0050.00815.62
7.0.40.0020.01014.95
7.0.30.0020.01114.83
7.0.20.0050.00514.78
7.0.10.0020.01014.81
7.0.00.0050.00714.74
5.6.400.0070.01013.96
5.6.390.0090.00414.16
5.6.380.0000.01014.29
5.6.370.0000.01014.09
5.6.360.0070.00714.20
5.6.350.0000.00814.25
5.6.340.0030.00614.42
5.6.330.0050.00314.52
5.6.320.0060.00614.08
5.6.310.0040.01114.13
5.6.300.0070.00314.19
5.6.290.0030.00614.23
5.6.280.0060.00314.36
5.6.270.0070.00714.12
5.6.260.0100.00314.43
5.6.250.0000.01714.15
5.6.240.0070.00714.12
5.6.230.0060.00614.12
5.6.220.0120.00014.08
5.6.210.0030.01014.28
5.6.200.0060.00314.25
5.6.190.0090.00614.23
5.6.180.0030.01014.11
5.6.170.0080.00814.03
5.6.160.0030.01014.30
5.6.150.0100.00013.96
5.6.140.0030.01013.88
5.6.130.0030.01214.14
5.6.120.0000.01214.24
5.6.110.0000.01413.96
5.6.100.0070.00414.35
5.6.90.0000.01514.17
5.6.80.0070.01013.91
5.6.70.0030.01014.04
5.6.60.0110.00314.01
5.6.50.0060.00314.19
5.6.40.0040.00414.21
5.6.30.0030.00913.95
5.6.20.0060.00913.98
5.6.10.0070.00714.09
5.6.00.0030.01014.00

preferences:
61.08 ms | 400 KiB | 5 Q