3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_detect_encoding(iconv('UTF-8', 'UTF-8//IGNORE', 'åäö')));

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)
8.3.40.0040.01118.71
8.3.30.0040.01118.59
8.3.20.0040.01120.28
8.3.10.0080.00021.90
8.3.00.0000.00819.56
8.2.170.0040.01122.96
8.2.160.0030.01020.43
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0030.00626.16
8.2.120.0080.00517.50
8.2.110.0030.00619.23
8.2.100.0040.00817.66
8.2.90.0000.00819.23
8.2.80.0000.00817.97
8.2.70.0040.00417.38
8.2.60.0080.00017.93
8.2.50.0090.00018.10
8.2.40.0050.00519.48
8.2.30.0040.00417.98
8.2.20.0020.00517.64
8.2.10.0000.00717.96
8.2.00.0060.00317.89
8.1.270.0090.00020.33
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00021.91
8.1.230.0040.00717.51
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0090.00017.38
8.1.190.0060.00317.11
8.1.180.0040.00418.10
8.1.170.0000.00818.71
8.1.160.0040.00422.05
8.1.150.0040.00418.75
8.1.140.0040.00417.39
8.1.130.0030.00317.64
8.1.120.0070.00017.42
8.1.110.0030.00517.39
8.1.100.0000.00717.29
8.1.90.0030.00317.37
8.1.80.0000.00717.41
8.1.70.0040.00417.43
8.1.60.0000.00817.54
8.1.50.0000.00917.38
8.1.40.0030.00617.32
8.1.30.0000.00817.59
8.1.20.0040.00417.57
8.1.10.0030.00517.34
8.1.00.0000.00817.23
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.29
8.0.270.0030.00317.05
8.0.260.0030.00317.13
8.0.250.0050.00316.90
8.0.240.0030.00316.78
8.0.230.0000.00716.77
8.0.220.0030.00316.78
8.0.210.0040.00416.88
8.0.200.0000.00616.87
8.0.190.0040.00416.78
8.0.180.0050.00316.92
8.0.170.0000.00816.67
8.0.160.0000.00716.74
8.0.150.0000.00716.71
8.0.140.0030.00516.74
8.0.130.0030.00313.33
8.0.120.0030.00616.94
8.0.110.0030.00617.03
8.0.100.0060.00316.94
8.0.90.0060.00316.86
8.0.80.0030.01416.86
8.0.70.0030.00616.97
8.0.60.0000.00916.95
8.0.50.0060.00316.86
8.0.30.0100.01217.16
8.0.20.0110.01217.40
8.0.10.0040.00417.06
8.0.00.0130.00916.64
7.4.330.0000.00515.08
7.4.320.0000.00816.54
7.4.300.0030.00316.29
7.4.290.0060.00016.53
7.4.280.0000.00716.48
7.4.270.0030.00316.36
7.4.260.0030.00316.54
7.4.250.0070.00316.64
7.4.240.0070.00216.62
7.4.230.0040.00416.59
7.4.220.0070.02416.51
7.4.210.0140.00616.76
7.4.200.0040.00416.47
7.4.160.0070.01116.74
7.4.150.0170.01017.40
7.4.140.0140.01217.86
7.4.130.0090.01116.59
7.4.120.0140.00816.46
7.4.110.0090.01316.55
7.4.100.0160.01016.64
7.4.90.0100.01016.53
7.4.80.0070.01119.39
7.4.70.0110.01116.42
7.4.60.0090.01216.56
7.4.50.0060.01216.50
7.4.40.0100.01116.33
7.4.30.0040.01616.30
7.4.20.0130.01216.45
7.4.10.0070.01416.51
7.4.00.0080.01015.78
7.3.330.0060.00012.94
7.3.320.0030.00313.23
7.3.310.0000.00816.27
7.3.300.0040.00416.36
7.3.290.0030.00516.37
7.3.280.0080.00816.34
7.3.270.0060.01317.40
7.3.260.0110.01116.23
7.3.250.0110.00916.51
7.3.240.0040.01516.53
7.3.230.0160.00916.47
7.3.210.0100.01316.43
7.3.200.0100.00716.32
7.3.190.0100.01016.43
7.3.180.0100.01116.41
7.3.170.0120.01516.33
7.3.160.0150.00716.44
7.3.150.0000.02016.40
7.3.140.0150.00916.28
7.3.130.0100.01016.37
7.3.120.0070.01416.44
7.3.110.0050.01516.23
7.3.100.0170.01016.38
7.3.90.0040.01616.48
7.3.80.0030.01916.55
7.3.70.0100.01016.30
7.3.60.0130.00716.32
7.3.50.0170.00316.35
7.3.40.0170.01016.05
7.3.30.0160.00816.20
7.3.20.0100.01416.35
7.3.10.0080.01616.16
7.3.00.0340.01216.23
7.2.330.0120.01116.72
7.2.320.0040.01616.69
7.2.310.0070.01416.39
7.2.300.0150.00816.61
7.2.290.0060.01516.56
7.2.280.0030.01716.57
7.2.270.0060.01916.38
7.2.260.0130.01516.59
7.2.250.0140.00716.37
7.2.240.0140.01116.52
7.2.230.0090.01416.37
7.2.220.0100.01416.39
7.2.210.0110.00716.32
7.2.200.0030.02016.59
7.2.190.0110.01116.41
7.2.180.0100.01316.37
7.2.170.0170.00816.50
7.2.160.0210.00016.40
7.2.150.0180.00916.80
7.2.140.0150.01216.45
7.2.130.0150.00816.62
7.2.120.0070.01416.29
7.2.110.0150.01616.54
7.2.100.0110.01116.58
7.2.90.0130.01016.55
7.2.80.0180.01116.64
7.2.70.0070.01516.58
7.2.60.0100.00916.64
7.2.50.0200.01316.35
7.2.40.0100.01116.42
7.2.30.0150.00616.45
7.2.20.0100.01316.74
7.2.10.0140.01016.57
7.2.00.0090.00917.99
7.1.330.0260.00815.69
7.1.320.0240.01015.68
7.1.310.0070.02615.71
7.1.300.0270.01515.66
7.1.290.0300.00715.60
7.1.280.0200.02015.64
7.1.270.0170.02115.66
7.1.260.0220.00915.61
7.1.250.0210.01715.53
7.1.240.0270.02415.61
7.1.230.0260.01015.44
7.1.220.0240.00815.62
7.1.210.0280.00915.41
7.1.200.0150.01015.62
7.1.190.0220.01115.63
7.1.180.0150.02015.58
7.1.170.0220.01415.63
7.1.160.0180.01915.56
7.1.150.0220.01615.49
7.1.140.0280.00915.56
7.1.130.0240.01015.61
7.1.120.0220.01115.54
7.1.110.0270.00515.60
7.1.100.0110.01216.88
7.1.90.0210.01115.54
7.1.80.0200.01715.71
7.1.70.0150.00616.38
7.1.60.0120.01917.81
7.1.50.0120.01816.37
7.1.40.0250.00715.69
7.1.30.0220.01415.60
7.1.20.0180.01415.44
7.1.10.0210.01215.58
7.1.00.0140.04519.11
7.0.330.0230.01015.23
7.0.320.0170.01715.20
7.0.310.0200.01315.38
7.0.300.0210.01315.44
7.0.290.0110.02015.25
7.0.280.0210.01815.16
7.0.270.0230.00715.21
7.0.260.0180.01215.48
7.0.250.0200.01215.29
7.0.240.0200.01315.43
7.0.230.0250.00515.22
7.0.220.0210.00915.30
7.0.210.0220.00815.27
7.0.200.0130.00815.98
7.0.190.0190.01215.30
7.0.180.0190.01215.51
7.0.170.0210.01215.43
7.0.160.0200.01015.30
7.0.150.0170.01115.34
7.0.140.0270.00315.16
7.0.130.0200.01715.11
7.0.120.0160.01615.42
7.0.110.0220.00915.29
7.0.100.0210.01015.12
7.0.90.0170.01515.31
7.0.80.0340.01015.17
7.0.70.0280.00315.33
7.0.60.0200.03917.61
7.0.50.0150.04316.69
7.0.40.0190.05517.71
7.0.30.0390.03717.80
7.0.20.0270.03117.76
7.0.10.0260.04017.80
7.0.00.0150.04617.77
5.6.400.0110.02215.77
5.6.390.0230.01715.68
5.6.380.0220.01315.65
5.6.370.0210.01516.01
5.6.360.0130.02515.81
5.6.350.0190.01515.90
5.6.340.0160.01915.86
5.6.330.0170.01415.92
5.6.320.0260.01015.77
5.6.310.0170.01715.94
5.6.300.0190.01715.68
5.6.290.0240.01215.84
5.6.280.0110.04218.55
5.6.270.0250.00615.73
5.6.260.0270.00715.88
5.6.250.0270.01015.82
5.6.240.0140.01915.96
5.6.230.0120.01915.82
5.6.220.0240.01015.80
5.6.210.0220.03618.07
5.6.200.0210.04117.09
5.6.190.0180.03118.29
5.6.180.0140.04618.28
5.6.170.0260.03818.21
5.6.160.0140.04118.23
5.6.150.0130.04516.98
5.6.140.0090.03617.10
5.6.130.0170.04617.05
5.6.120.0150.02818.48
5.6.110.0130.04418.57
5.6.100.0180.03218.45
5.6.90.0140.05118.59
5.6.80.0150.04318.13
5.6.70.0200.01115.95
5.6.60.0210.01115.98
5.6.50.0220.00815.66
5.6.40.0290.01115.65
5.6.30.0230.01215.75
5.6.20.0260.00815.62
5.6.10.0220.01715.77
5.6.00.0140.02115.75
5.5.380.0150.01615.70
5.5.370.0250.00415.69
5.5.360.0190.01015.72
5.5.350.0110.04618.05
5.5.340.0120.04916.95
5.5.330.0130.05018.13
5.5.320.0130.02618.20
5.5.310.0200.02518.06
5.5.300.0100.03116.90
5.5.290.0120.03416.94
5.5.280.0190.04518.38
5.5.270.0100.05318.43
5.5.260.0170.02418.45
5.5.250.0150.02918.13
5.5.240.0080.02817.97
5.5.230.0260.01115.84
5.5.220.0170.02015.81
5.5.210.0120.01115.76
5.5.200.0180.01815.75
5.5.190.0230.01715.66
5.5.180.0290.00415.76
5.5.170.0220.02015.94
5.5.160.0230.01315.48
5.5.150.0180.02215.76
5.5.140.0320.01015.53
5.5.130.0160.01915.87
5.5.120.0200.01415.66
5.5.110.0250.00615.75
5.5.100.0210.01515.67
5.5.90.0160.01615.83
5.5.80.0130.01815.73
5.5.70.0090.02215.71
5.5.60.0250.01115.64
5.5.50.0270.01315.51
5.5.40.0230.01915.59
5.5.30.0230.01015.78
5.5.20.0210.01515.46
5.5.10.0210.01415.71
5.5.00.0200.01215.69
5.4.450.0180.03216.10
5.4.440.0240.02715.85
5.4.430.0160.03416.08
5.4.420.0180.03516.01
5.4.410.0250.03116.01
5.4.400.0270.02715.79
5.4.390.0140.03815.81
5.4.380.0200.02715.67
5.4.370.0170.03115.79
5.4.360.0220.03015.80
5.4.350.0200.03615.73
5.4.340.0190.03115.91
5.4.330.0230.00512.13
5.4.320.0290.03215.79
5.4.310.0240.03215.88
5.4.300.0270.03415.86
5.4.290.0200.02815.59
5.4.280.0190.03415.69
5.4.270.0210.03115.90
5.4.260.0230.02815.89
5.4.250.0160.03415.93
5.4.240.0220.04515.83
5.4.230.0230.03315.74
5.4.220.0170.03515.90
5.4.210.0340.03415.96
5.4.200.0240.04014.50
5.4.190.0220.03115.63
5.4.180.0290.02915.61
5.4.170.0170.04015.70
5.4.160.0180.03715.79
5.4.150.0230.03615.57
5.4.140.0250.03014.50
5.4.130.0260.03214.40
5.4.120.0200.04014.45
5.4.110.0240.02714.53
5.4.100.0210.03814.51
5.4.90.0260.02814.38
5.4.80.0210.02714.44
5.4.70.0250.02914.49
5.4.60.0270.02814.49
5.4.50.0230.02814.45
5.4.40.0220.03214.43
5.4.30.0210.03314.47
5.4.20.0230.02914.46
5.4.10.0230.03014.39
5.4.00.0240.02914.20

preferences:
56.19 ms | 400 KiB | 5 Q