3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_detect_encoding(chr(129).chr(167), 'UTF-8, ISO-8859-1', false));

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)
8.3.40.0120.00318.73
8.3.30.0000.01418.77
8.3.20.0050.00318.65
8.3.10.0080.00021.02
8.3.00.0040.00423.53
8.2.170.0090.00922.96
8.2.160.0030.01221.02
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0100.00721.02
8.2.110.0070.00322.50
8.2.100.0080.00417.97
8.2.90.0040.00417.88
8.2.80.0000.00818.05
8.2.70.0040.00418.16
8.2.60.0080.00417.93
8.2.50.0040.00418.10
8.2.40.0050.00820.40
8.2.30.0060.00319.93
8.2.20.0040.00417.72
8.2.10.0070.00017.80
8.2.00.0000.00817.66
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00320.68
8.1.230.0060.01119.13
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0030.00617.38
8.1.190.0050.00317.48
8.1.180.0060.00318.10
8.1.170.0000.00818.77
8.1.160.0040.00418.98
8.1.150.0000.00818.70
8.1.140.0080.00017.47
8.1.130.0030.00317.95
8.1.120.0030.00417.53
8.1.110.0040.00417.38
8.1.100.0030.00517.55
8.1.90.0070.00017.31
8.1.80.0030.00517.44
8.1.70.0000.00917.38
8.1.60.0000.00917.63
8.1.50.0000.00717.54
8.1.40.0070.00017.57
8.1.30.0080.00017.60
8.1.20.0030.00517.60
8.1.10.0000.00717.50
8.1.00.0050.00517.61
8.0.300.0040.00419.61
8.0.290.0040.00416.75
8.0.280.0030.00318.40
8.0.270.0020.00517.25
8.0.260.0030.00316.69
8.0.250.0000.00716.95
8.0.240.0060.00316.86
8.0.230.0030.00316.91
8.0.220.0030.00316.93
8.0.210.0050.00216.91
8.0.200.0000.00716.91
8.0.190.0000.00816.93
8.0.180.0060.00316.82
8.0.170.0040.00416.99
8.0.160.0030.00416.97
8.0.150.0070.00016.82
8.0.140.0000.00716.85
8.0.130.0090.00013.28
8.0.120.0030.00616.74
8.0.110.0070.00317.00
8.0.100.0040.00416.94
8.0.90.0040.00416.77
8.0.80.0130.00316.81
8.0.70.0050.00316.83
8.0.60.0030.00516.77
8.0.50.0060.00316.77
8.0.30.0110.00817.05
8.0.20.0110.01017.40
8.0.10.0050.00317.06
8.0.00.0100.00816.56
7.4.330.0000.00713.43
7.4.320.0060.00016.45
7.4.300.0030.00316.58
7.4.290.0060.00316.58
7.4.280.0090.00316.57
7.4.270.0030.00316.39
7.4.260.0030.00313.31
7.4.250.0040.00416.55
7.4.240.0030.00316.41
7.4.230.0020.00516.41
7.4.220.0120.00916.56
7.4.210.0060.00816.61
7.4.200.0000.00716.50
7.4.190.0040.00416.49
7.4.160.0120.00316.54
7.4.150.0110.01217.40
7.4.140.0130.00517.86
7.4.130.0100.00816.47
7.4.120.0050.01316.42
7.4.110.0070.01116.40
7.4.100.0030.01316.58
7.4.90.0100.00716.33
7.4.80.0130.01019.37
7.4.70.0100.00616.60
7.4.60.0030.01316.46
7.4.50.0040.00416.39
7.4.40.0120.00222.27
7.4.30.0060.01016.45
7.4.00.0020.01214.95
7.3.330.0000.00513.09
7.3.320.0060.00013.00
7.3.310.0000.00716.34
7.3.300.0030.00316.30
7.3.290.0060.00916.37
7.3.280.0110.00516.24
7.3.270.0100.00717.40
7.3.260.0020.01518.24
7.3.250.0140.00316.39
7.3.240.0070.01016.26
7.3.230.0030.01316.47
7.3.210.0130.00316.32
7.3.200.0130.00619.39
7.3.190.0060.01116.32
7.3.180.0080.00816.49
7.3.170.0060.00916.35
7.3.160.0100.01116.39
7.3.120.0030.01314.91
7.3.110.0040.01514.88
7.3.100.0080.00414.77
7.3.90.0060.01214.85
7.3.80.0060.01214.52
7.3.70.0070.01014.77
7.3.60.0000.01214.82
7.3.50.0040.01114.86
7.3.40.0090.00614.71
7.3.30.0000.00814.79
7.3.20.0040.00816.67
7.3.10.0050.00516.41
7.3.00.0110.00316.30
7.2.330.0090.00916.34
7.2.320.0120.00416.50
7.2.310.0110.00716.32
7.2.300.0080.00816.35
7.2.290.0060.01016.72
7.2.250.0000.01814.84
7.2.240.0070.01314.36
7.2.230.0030.01614.76
7.2.220.0090.00615.11
7.2.210.0150.00314.95
7.2.200.0070.01014.84
7.2.190.0030.00914.79
7.2.180.0060.01214.75
7.2.170.0040.00815.04
7.2.00.0060.01019.41
7.1.330.0080.00615.61
7.1.320.0120.00615.69
7.1.310.0030.01215.73
7.1.300.0030.00915.68
7.1.290.0070.01015.58
7.1.280.0000.01015.93
7.1.270.0060.00915.78
7.1.260.0090.00615.55
7.1.100.0050.00317.91
7.1.70.0040.00416.76
7.1.60.0130.00919.40
7.1.50.0090.01516.95
7.1.00.0070.07022.33
7.0.200.0000.01016.77
7.0.140.0030.07321.92
7.0.70.0030.08021.73
7.0.60.0070.07721.88
7.0.50.0100.06022.16
7.0.40.0070.07320.10
7.0.30.0070.09020.05
7.0.20.0000.07720.08
7.0.10.0100.05320.07
7.0.00.0000.08719.99
5.6.280.0000.07721.07
5.6.220.0000.05320.66
5.6.210.0070.07020.61
5.6.200.0030.08321.06
5.6.190.0100.07321.02
5.6.180.0130.07321.09
5.6.170.0100.07721.03
5.6.160.0000.07721.09
5.6.150.0030.08021.16
5.6.140.0030.08021.01
5.6.130.0100.07321.06
5.6.120.0000.06320.94
5.6.110.0000.06321.09
5.6.100.0030.08721.08
5.6.90.0070.08321.03
5.6.80.0100.07020.31
5.6.70.0000.08020.33
5.6.60.0030.07320.43
5.6.50.0030.08020.40
5.6.40.0030.05020.39
5.6.30.0130.07020.52
5.6.20.0130.06720.40
5.6.10.0030.08020.46
5.6.00.0000.07020.35
5.5.360.0030.08020.38
5.5.350.0030.08320.44
5.5.340.0030.06720.73
5.5.330.0030.07020.91
5.5.320.0130.07020.61
5.5.310.0030.08320.82
5.5.300.0070.07020.79
5.5.290.0070.07720.92
5.5.280.0000.09020.82
5.5.270.0000.04720.63
5.5.260.0100.05320.61
5.5.250.0000.06320.73
5.5.240.0000.04020.11
5.5.230.0070.06720.20
5.5.220.0000.08020.11
5.5.210.0030.05720.20
5.5.200.0030.07020.09
5.5.190.0070.07020.25
5.5.180.0100.06720.06
5.5.160.0000.05320.14
5.5.150.0030.08019.98
5.5.140.0000.08720.14
5.5.130.0030.04020.25
5.5.120.0070.06020.26
5.5.110.0070.04720.24
5.5.100.0070.04720.16
5.5.90.0030.07720.14
5.5.80.0000.04020.07
5.5.70.0030.05720.08
5.5.60.0000.04020.14
5.5.50.0000.03320.09
5.5.40.0000.03019.93
5.5.30.0000.03320.05
5.5.20.0100.02720.05
5.5.10.0000.03320.03
5.5.00.0000.03320.04
5.4.450.0030.07719.23
5.4.440.0030.08319.38
5.4.430.0070.04719.22
5.4.420.0070.06019.36
5.4.410.0070.04719.10
5.4.400.0000.04018.84
5.4.390.0030.06718.94
5.4.380.0000.06719.03
5.4.370.0030.08319.06
5.4.360.0030.07718.96
5.4.350.0130.05318.95
5.4.340.0030.07719.06
5.4.320.0030.08019.12
5.4.310.0000.07319.05
5.4.300.0070.07319.04
5.4.290.0100.06719.11
5.4.280.0000.06319.02
5.4.270.0000.04719.07
5.4.260.0100.03018.94
5.4.250.0000.04018.95
5.4.240.0000.03718.99
5.4.230.0000.04019.14
5.4.220.0000.03319.04
5.4.210.0000.03018.97
5.4.200.0000.03319.11
5.4.190.0000.03019.11
5.4.180.0030.03019.13
5.4.170.0030.03019.09
5.4.160.0030.05319.05
5.4.150.0000.04018.93
5.4.140.0030.03716.28
5.4.130.0000.03716.05
5.4.120.0030.03016.36
5.4.110.0000.04016.36
5.4.100.0030.03316.26
5.4.90.0030.02716.30
5.4.80.0030.02716.41
5.4.70.0030.02716.34
5.4.60.0000.03016.40
5.4.50.0000.03016.19
5.4.40.0030.02716.33
5.4.30.0000.03316.31
5.4.20.0000.03016.23
5.4.10.0000.03316.39
5.4.00.0070.02715.56
5.3.290.0070.06714.61
5.3.280.0000.03714.41
5.3.270.0000.03314.43
5.3.260.0030.03314.59
5.3.250.0000.04014.55
5.3.240.0000.04314.59
5.3.230.0000.03014.59
5.3.220.0030.03014.50
5.3.210.0130.03314.42
5.3.200.0070.03314.55
5.3.190.0000.03014.55
5.3.180.0000.03014.38
5.3.170.0030.03014.42
5.3.160.0030.03314.52
5.3.150.0030.03714.56
5.3.140.0030.02714.37
5.3.130.0000.03014.53
5.3.120.0000.03014.40
5.3.110.0000.03014.37
5.3.100.0000.04313.97
5.3.90.0030.02713.88
5.3.80.0000.03014.00
5.3.70.0000.03013.97
5.3.60.0030.02713.97
5.3.50.0030.02713.93
5.3.40.0000.03013.93
5.3.30.0030.02713.86
5.3.20.0070.02313.64
5.3.10.0000.03313.66
5.3.00.0000.03013.54
5.2.170.0000.02711.52
5.2.160.0030.02011.52
5.2.150.0000.02311.52
5.2.140.0000.02311.52
5.2.130.0000.02311.52
5.2.120.0030.02011.52
5.2.110.0000.02311.52
5.2.100.0000.02711.52
5.2.90.0000.03011.52
5.2.80.0000.03311.52
5.2.70.0000.03311.52
5.2.60.0000.02311.52
5.2.50.0000.03311.52
5.2.40.0000.02311.52
5.2.30.0000.04311.52
5.2.20.0000.03711.52
5.2.10.0000.02711.52
5.2.00.0070.05311.52
5.1.60.0030.05311.52
5.1.50.0000.02311.52
5.1.40.0070.04711.52
5.1.30.0030.05011.52
5.1.20.0030.05311.52
5.1.10.0030.05311.52
5.1.00.0030.02711.52
5.0.50.0030.04711.52
5.0.40.0000.03311.52
5.0.30.0000.06711.52
5.0.20.0030.03311.52
5.0.10.0000.03711.52
5.0.00.0030.06311.52
4.4.90.0000.01311.52
4.4.80.0000.01711.52
4.4.70.0000.01711.52
4.4.60.0000.01711.52
4.4.50.0030.01011.52
4.4.40.0000.05311.52
4.4.30.0000.01011.52
4.4.20.0000.02311.52
4.4.10.0000.03711.52
4.4.00.0000.05311.52
4.3.110.0070.03011.52
4.3.100.0000.02711.52
4.3.90.0000.03711.52
4.3.80.0030.05011.52
4.3.70.0000.02711.52
4.3.60.0070.02311.52
4.3.50.0070.01711.52
4.3.40.0030.02711.52
4.3.30.0000.04011.52
4.3.20.0070.02311.52
4.3.10.0030.03011.52
4.3.00.0000.02311.52

preferences:
58.43 ms | 400 KiB | 5 Q