3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_detect_encoding("\x01", "ASCII"));

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)
8.3.60.0140.00416.63
8.3.50.0120.00722.00
8.3.40.0030.01018.63
8.3.30.0100.00318.79
8.3.20.0080.00020.16
8.3.10.0080.00021.90
8.3.00.0100.00020.75
8.2.180.0110.00717.93
8.2.170.0120.00622.96
8.2.160.0070.00722.30
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00419.71
8.2.110.0040.00422.16
8.2.100.0080.00317.50
8.2.90.0050.00319.07
8.2.80.0030.00517.97
8.2.70.0030.00517.63
8.2.60.0000.00717.91
8.2.50.0030.00618.07
8.2.40.0040.00418.09
8.2.30.0070.00018.08
8.2.20.0040.00417.57
8.2.10.0000.00817.89
8.2.00.0040.00417.66
8.1.280.0040.01825.92
8.1.270.0090.00020.57
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0110.00019.10
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00316.98
8.1.190.0030.00517.11
8.1.180.0000.00718.10
8.1.170.0080.00018.71
8.1.160.0070.00022.00
8.1.150.0000.00718.85
8.1.140.0030.00617.30
8.1.130.0000.00717.75
8.1.120.0000.00717.39
8.1.110.0040.00417.38
8.1.100.0050.00217.29
8.1.90.0070.00017.43
8.1.80.0040.00417.42
8.1.70.0030.00317.42
8.1.60.0080.00017.53
8.1.50.0050.00317.46
8.1.40.0040.00417.43
8.1.30.0050.00317.50
8.1.20.0040.00417.54
8.1.10.0000.00717.45
8.1.00.0080.00417.32
8.0.300.0050.00218.77
8.0.290.0070.00016.63
8.0.280.0030.00318.29
8.0.270.0000.00817.19
8.0.260.0030.00617.25
8.0.250.0000.00716.80
8.0.240.0000.00816.78
8.0.230.0030.00316.78
8.0.220.0000.00716.70
8.0.210.0000.00616.78
8.0.200.0070.00016.85
8.0.190.0040.00416.77
8.0.180.0080.00016.84
8.0.170.0000.00816.73
8.0.160.0000.00716.73
8.0.150.0000.00716.68
8.0.140.0000.00716.77
8.0.130.0000.00513.21
8.0.120.0080.00016.80
8.0.110.0000.00716.81
8.0.100.0040.00416.93
8.0.90.0040.00416.74
8.0.80.0060.00916.77
8.0.70.0030.00516.70
8.0.60.0000.00816.70
8.0.50.0050.00316.86
8.0.30.0050.01416.98
8.0.20.0110.01017.40
8.0.10.0040.00416.75
8.0.00.0140.00316.72
7.4.330.0030.00315.03
7.4.320.0060.00016.41
7.4.300.0000.00716.38
7.4.290.0030.00316.29
7.4.280.0040.00416.44
7.4.270.0000.00816.41
7.4.260.0000.00513.19
7.4.250.0000.00716.31
7.4.240.0000.00716.35
7.4.230.0030.00316.48
7.4.220.0140.00316.48
7.4.210.0080.00816.45
7.4.200.0030.00316.43
7.4.160.0120.00316.43
7.4.150.0030.01517.40
7.4.140.0100.00717.86
7.4.130.0080.01116.43
7.4.120.0070.01016.41
7.4.110.0080.00816.29
7.4.100.0100.00716.14
7.4.90.0180.00016.56
7.4.80.0100.00716.48
7.4.70.0110.01116.35
7.4.60.0080.00816.32
7.4.50.0050.00016.41
7.4.40.0130.00316.42
7.4.30.0070.01116.44
7.4.00.0090.00614.86
7.3.330.0000.01112.93
7.3.320.0060.00613.07
7.3.310.0070.00016.23
7.3.300.0030.00316.18
7.3.290.0100.00516.19
7.3.280.0060.01016.14
7.3.270.0080.00817.40
7.3.260.0100.01316.21
7.3.250.0100.00716.28
7.3.240.0170.00716.10
7.3.230.0090.00916.40
7.3.210.0120.00616.27
7.3.200.0110.01119.39
7.3.190.0040.01216.25
7.3.180.0060.01616.44
7.3.170.0100.00716.27
7.3.160.0100.00616.22
7.3.10.0090.00916.38
7.3.00.0130.00716.46
7.2.330.0120.00616.30
7.2.320.0100.01016.12
7.2.310.0160.00716.55
7.2.300.0090.00916.23
7.2.290.0120.00616.43
7.2.130.0100.00916.43
7.2.120.0160.00316.79
7.2.110.0080.00816.48
7.2.100.0120.00916.40
7.2.90.0110.00916.34
7.2.80.0110.00916.44
7.2.70.0110.00416.75
7.2.60.0140.00816.39
7.2.50.0080.01316.57
7.2.40.0080.00816.31
7.2.30.0080.01216.61
7.2.20.0080.01016.67
7.2.10.0090.00716.34
7.2.00.0060.00917.44
7.1.250.0090.00515.35
7.1.200.0160.00415.57
7.1.100.0150.00917.78
7.1.70.0070.00017.16
7.1.60.0120.00919.46
7.1.50.0070.01416.39
7.1.00.0070.07322.33
7.0.200.0030.00614.60
7.0.140.0030.04722.07
7.0.60.0070.08019.79
7.0.50.0030.08317.79
7.0.40.0070.06020.12
7.0.30.0330.06720.17
7.0.20.0230.04020.21
7.0.10.0030.05020.33
7.0.00.0070.09020.13
5.6.280.0070.07020.99
5.6.210.0170.06320.64
5.6.200.0100.08318.15
5.6.190.0070.08320.56
5.6.180.0330.06320.41
5.6.170.0200.04320.48
5.6.160.0030.08720.54
5.6.150.0070.06318.16
5.6.140.0000.04718.21
5.6.130.0100.07718.14
5.6.120.0100.08020.99
5.6.110.0100.05720.97
5.6.100.0000.08320.96
5.6.90.0000.05020.95
5.6.80.0130.07720.39
5.5.350.0330.06720.41
5.5.340.0170.05717.92
5.5.330.0100.08320.21
5.5.320.0000.08320.13
5.5.310.0300.07020.41
5.5.300.0030.06717.97
5.5.290.0070.05318.02
5.5.280.0100.07320.97
5.5.270.0030.04720.82
5.5.260.0030.05720.91
5.5.250.0100.08320.60
5.5.240.0000.08320.03
5.4.450.0270.05719.11
5.4.440.0930.06719.27
5.4.430.0870.05319.50
5.4.420.1030.05019.45
5.4.410.1000.05719.41
5.4.400.0030.06019.25
5.4.390.0170.06718.77
5.4.380.0200.05018.64
5.4.370.0200.05718.57
5.4.360.0100.06018.62
5.4.350.0170.05718.60
5.4.340.0300.06318.50
5.4.320.0100.06318.50
5.4.310.0200.05318.77
5.4.300.0200.05318.68
5.4.290.0130.05718.77
5.4.280.0100.05718.44
5.4.270.0200.05018.47
5.4.260.0130.05318.48
5.4.250.0070.07718.55
5.4.240.0230.07018.73
5.4.230.0230.06718.73
5.4.220.0100.06318.63
5.4.210.0030.09018.59
5.4.200.0170.05716.40
5.4.190.0330.04318.54
5.4.180.0230.06718.55
5.4.170.0270.06018.43
5.4.160.0130.05718.71
5.4.150.0130.06018.45
5.4.140.0170.05716.14
5.4.130.0170.06016.15
5.4.120.0170.06016.22
5.4.110.0200.05716.25
5.4.100.0100.06016.19
5.4.90.0270.05016.24
5.4.80.0170.05316.18
5.4.70.0200.07016.27
5.4.60.0100.05716.23
5.4.50.0130.05316.05
5.4.40.0200.04716.01
5.4.30.0200.05316.15
5.4.20.0170.06316.04
5.4.10.0300.04316.22
5.4.00.0230.06315.69
5.3.290.0170.06014.59
5.3.280.0100.06014.62
5.3.270.0270.06714.59
5.3.260.0170.07014.59
5.3.250.0230.05314.51
5.3.240.0270.04014.60
5.3.230.0130.06314.51
5.3.220.0170.06314.57
5.3.210.0330.06014.66
5.3.200.0200.06314.66
5.3.190.0130.06714.54
5.3.180.0130.06714.61
5.3.170.0230.06014.47
5.3.160.0130.06014.65
5.3.150.0230.05314.48
5.3.140.0200.05714.52
5.3.130.0100.06314.59
5.3.120.0230.05314.45
5.3.110.0170.06314.61
5.3.100.0170.05714.12
5.3.90.0270.04713.96
5.3.80.0130.07314.11
5.3.70.0170.05714.03
5.3.60.0400.04714.00
5.3.50.0130.07014.04
5.3.40.0170.05313.87
5.3.30.0100.06313.88
5.3.20.0270.04313.76
5.3.10.0200.05013.61
5.3.00.0100.05713.67
5.2.170.0130.04711.19
5.2.160.0100.04311.11
5.2.150.0170.04311.18
5.2.140.0230.03011.14
5.2.130.0100.04711.13
5.2.120.0130.05311.10
5.2.110.0100.04311.13
5.2.100.0230.03011.07
5.2.90.0100.04011.13
5.2.80.0130.04011.14
5.2.70.0170.04311.00
5.2.60.0170.04711.01
5.2.50.0200.04711.05
5.2.40.0230.04311.04
5.2.30.0170.04011.02
5.2.20.0100.04311.03
5.2.10.0130.05010.95
5.2.00.0100.05310.78
5.1.60.0130.0309.95
5.1.50.0070.0379.97
5.1.40.0100.03310.00
5.1.30.0100.04010.48
5.1.20.0100.04010.44
5.1.10.0100.04710.07
5.1.00.0030.04710.04
5.0.50.0070.0308.61
5.0.40.0100.0338.45
5.0.30.0100.0438.20
5.0.20.0100.0278.22
5.0.10.0070.0278.35
5.0.00.0100.0478.16
4.4.90.0170.0205.91
4.4.80.0130.0205.89
4.4.70.0070.0205.90
4.4.60.0000.0305.88
4.4.50.0000.0305.91
4.4.40.0070.0335.81
4.4.30.0100.0175.81
4.4.20.0000.0305.95
4.4.10.0070.0235.87
4.4.00.0000.0435.94
4.3.110.0070.0235.86
4.3.100.0070.0305.80
4.3.90.0000.0335.79
4.3.80.0030.0375.87
4.3.70.0000.0275.78
4.3.60.0130.0205.77
4.3.50.0030.0335.85
4.3.40.0030.0405.84
4.3.30.0130.0234.55
4.3.20.0000.0304.55
4.3.10.0030.0274.56
4.3.00.0270.01014.42

preferences:
38.96 ms | 401 KiB | 5 Q