3v4l.org

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

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)
8.3.60.0030.01516.25
8.3.50.0050.01621.87
8.3.40.0090.00618.54
8.3.30.0090.00918.49
8.3.20.0040.00420.20
8.3.10.0110.00423.55
8.3.00.0040.00719.13
8.2.180.0070.00716.38
8.2.170.0110.00422.96
8.2.160.0060.00820.54
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00420.83
8.2.110.0060.00622.25
8.2.100.0090.00318.05
8.2.90.0060.00319.17
8.2.80.0040.00417.97
8.2.70.0080.00017.75
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0000.00719.25
8.2.30.0020.00520.49
8.2.20.0070.00017.73
8.2.10.0040.00417.98
8.2.00.0040.00417.89
8.1.280.0140.00325.92
8.1.270.0050.00323.75
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00322.53
8.1.230.0040.00817.43
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0040.00417.23
8.1.190.0040.00417.10
8.1.180.0070.00018.10
8.1.170.0040.00418.87
8.1.160.0040.00422.01
8.1.150.0060.00318.81
8.1.140.0000.00819.54
8.1.130.0030.00517.63
8.1.120.0000.00717.45
8.1.110.0040.00417.41
8.1.100.0000.00717.26
8.1.90.0000.00917.29
8.1.80.0060.00317.34
8.1.70.0070.00017.36
8.1.60.0040.00417.51
8.1.50.0080.00017.47
8.1.40.0030.00617.33
8.1.30.0040.00417.55
8.1.20.0040.00417.64
8.1.10.0040.00417.51
8.1.00.0000.00817.36
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.35
8.0.270.0030.00317.24
8.0.260.0030.00317.30
8.0.250.0070.00016.91
8.0.240.0020.00516.88
8.0.230.0000.00616.75
8.0.220.0000.00716.82
8.0.210.0040.00416.84
8.0.200.0000.00716.84
8.0.190.0040.00416.85
8.0.180.0080.00016.75
8.0.170.0060.00316.81
8.0.160.0030.00316.88
8.0.150.0000.00716.66
8.0.140.0050.00216.75
8.0.130.0080.00013.32
8.0.120.0000.00716.79
8.0.110.0000.00716.76
8.0.100.0040.00416.67
8.0.90.0030.00516.68
8.0.80.0110.00416.73
8.0.70.0080.00016.82
8.0.60.0040.00416.83
8.0.50.0030.00516.72
8.0.30.0070.01016.96
8.0.20.0100.01017.40
8.0.10.0000.00716.90
8.0.00.0100.00716.59
7.4.330.0050.00015.13
7.4.320.0030.00316.50
7.4.300.0060.00016.34
7.4.290.0000.00716.41
7.4.280.0050.00516.51
7.4.270.0000.00816.47
7.4.260.0030.00316.40
7.4.250.0030.00616.48
7.4.240.0050.00216.42
7.4.230.0040.00416.45
7.4.220.0200.00716.55
7.4.210.0040.01016.61
7.4.200.0040.00416.55
7.4.160.0120.00316.32
7.4.150.0110.00817.40
7.4.140.0080.01417.86
7.4.130.0120.00616.37
7.4.120.0070.01016.54
7.4.110.0100.00716.33
7.4.100.0120.00416.27
7.4.90.0120.00616.44
7.4.80.0140.00319.39
7.4.70.0030.01316.43
7.4.60.0090.00616.41
7.4.50.0030.00516.20
7.4.40.0150.00516.17
7.4.30.0100.01416.61
7.4.00.0060.00914.71
7.3.330.0020.00212.93
7.3.320.0000.00513.02
7.3.310.0060.00316.02
7.3.300.0030.00316.09
7.3.290.0060.00016.09
7.3.280.0070.01016.23
7.3.270.0070.01017.40
7.3.260.0140.00416.40
7.3.240.0100.01216.13
7.3.230.0130.00616.39
7.3.210.0130.00916.38
7.3.200.0130.00616.40
7.3.190.0080.00416.47
7.3.180.0140.00316.36
7.3.170.0120.00316.29
7.3.160.0030.01216.24
7.2.330.0000.01816.58
7.2.320.0090.00916.43
7.2.310.0070.01016.36
7.2.300.0070.01416.47
7.2.290.0060.01516.33
7.2.00.0140.00719.32
7.1.100.1010.00416.07
7.1.70.0030.00716.97
7.1.60.0110.01519.43
7.1.50.0130.00916.89
7.1.00.0170.06322.37
7.0.200.0370.00714.58
7.0.60.0000.04719.95
7.0.50.0030.08317.95
7.0.40.0030.06020.20
7.0.30.0230.04720.13
7.0.20.0230.05020.21
7.0.10.0100.06320.17
7.0.00.0100.04020.00
5.6.280.0100.06321.04
5.6.210.0270.06020.47
5.6.200.0070.07318.19
5.6.190.0030.04320.41
5.6.180.3870.05320.57
5.6.170.0270.08720.38
5.6.160.0100.08320.47
5.6.150.0070.07018.17
5.6.140.0170.06718.11
5.6.130.0130.07318.13
5.6.120.0100.04320.93
5.6.110.0130.07320.96
5.6.100.0000.09720.96
5.6.90.0130.05020.96
5.6.80.0100.06320.37
5.5.350.0370.07320.38
5.5.340.0030.07018.02
5.5.330.0030.08020.36
5.5.320.0300.07720.20
5.5.310.0270.07720.29
5.5.300.0100.06018.01
5.5.290.0030.05017.95
5.5.280.0100.07720.76
5.5.270.0130.07320.96
5.5.260.0130.06720.75
5.5.250.0100.07320.77
5.5.240.0100.07320.27
5.4.450.0270.05019.46
5.4.440.0530.06719.40
5.4.430.0870.04019.52
5.4.420.0800.05719.28
5.4.410.0730.06719.31
5.4.400.0300.05019.21
5.4.390.0270.07319.17
5.4.380.0200.05019.06
5.4.370.0130.06318.79
5.4.360.0270.04719.16
5.4.350.0230.05319.15
5.4.340.0270.05319.09
5.4.320.0330.05319.08
5.4.310.0230.05319.17
5.4.300.0230.07319.12
5.4.290.0330.05019.10
5.4.280.0070.06319.15
5.4.270.0300.05319.24
5.4.260.0300.05318.78
5.4.250.0300.05319.13
5.4.240.0370.06018.97
5.4.230.0300.05319.07
5.4.220.0370.04719.12
5.4.210.0200.05019.13
5.4.200.0170.06719.07
5.4.190.0130.05019.07
5.4.180.0330.05719.16
5.4.170.0270.04318.93
5.4.160.0200.05319.13
5.4.150.0230.05319.05
5.4.140.0130.05716.25
5.4.130.0230.05316.14
5.4.120.0300.04316.36
5.4.110.0230.06016.18
5.4.100.0130.06016.46
5.4.90.0170.06316.48
5.4.80.0300.04316.17
5.4.70.0300.05716.20
5.4.60.0330.04316.45
5.4.50.0200.05016.18
5.4.40.0200.05016.45
5.4.30.0200.05316.53
5.4.20.0370.04316.19
5.4.10.0600.06716.42
5.4.00.0670.04315.89

preferences:
32.65 ms | 401 KiB | 5 Q