3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_detect_encoding("\x01", "ASCII,7bit,8bit"));

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)
8.3.60.0070.01116.63
8.3.50.0110.01122.00
8.3.40.0030.01018.71
8.3.30.0110.00418.96
8.3.20.0050.00320.14
8.3.10.0040.00421.82
8.3.00.0000.00820.77
8.2.180.0100.01016.38
8.2.170.0110.00422.96
8.2.160.0070.00722.25
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00019.72
8.2.110.0090.00019.26
8.2.100.0120.00017.66
8.2.90.0040.00417.72
8.2.80.0030.00518.09
8.2.70.0040.00417.93
8.2.60.0000.01217.80
8.2.50.0090.00018.10
8.2.40.0050.00320.56
8.2.30.0000.00718.05
8.2.20.0050.00317.61
8.2.10.0040.00417.87
8.2.00.0000.00717.56
8.1.280.0110.00425.92
8.1.270.0060.00320.51
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00722.39
8.1.230.0120.00020.98
8.1.220.0040.00817.74
8.1.210.0050.00319.03
8.1.200.0040.00417.35
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0040.00418.71
8.1.160.0030.00522.13
8.1.150.0040.00418.80
8.1.140.0060.00617.37
8.1.130.0040.00417.86
8.1.120.0070.00017.39
8.1.110.0040.00417.45
8.1.100.0000.00817.38
8.1.90.0040.00417.38
8.1.80.0040.00417.32
8.1.70.0030.00317.23
8.1.60.0030.00617.41
8.1.50.0050.00317.32
8.1.40.0040.00417.43
8.1.30.0040.00417.50
8.1.20.0030.00517.48
8.1.10.0000.00717.44
8.1.00.0040.00717.27
8.0.300.0000.00719.73
8.0.290.0040.00416.63
8.0.280.0000.00718.37
8.0.270.0000.00717.11
8.0.260.0030.00617.15
8.0.250.0000.00716.88
8.0.240.0030.00716.70
8.0.230.0030.00316.92
8.0.220.0000.00716.70
8.0.210.0000.00716.72
8.0.200.0000.00716.88
8.0.190.0050.00316.77
8.0.180.0040.00416.77
8.0.170.0000.00816.71
8.0.160.0030.00316.84
8.0.150.0040.00416.80
8.0.140.0050.00216.63
8.0.130.0050.00013.21
8.0.120.0040.00416.75
8.0.110.0020.00516.78
8.0.100.0000.00716.87
8.0.90.0000.00716.64
8.0.80.0060.01016.87
8.0.70.0070.00016.82
8.0.60.0000.00716.72
8.0.50.0040.00416.78
8.0.30.0090.01317.02
8.0.20.0120.00617.40
8.0.10.0040.00416.92
8.0.00.0140.00416.62
7.4.330.0000.00515.03
7.4.320.0060.00016.37
7.4.300.0040.00416.45
7.4.290.0030.00316.28
7.4.280.0030.00516.25
7.4.270.0000.00716.46
7.4.260.0030.00316.29
7.4.250.0070.00016.42
7.4.240.0040.00416.47
7.4.230.0070.00016.21
7.4.220.0100.00716.45
7.4.210.0070.01316.38
7.4.200.0000.00716.37
7.4.160.0150.00016.49
7.4.150.0080.00817.40
7.4.140.0070.01217.86
7.4.130.0050.01216.57
7.4.120.0080.00816.36
7.4.110.0130.00316.43
7.4.100.0170.00716.25
7.4.90.0150.00916.21
7.4.80.0040.01616.40
7.4.70.0070.00716.39
7.4.60.0080.00816.32
7.4.50.0030.00316.35
7.4.40.0060.00916.55
7.4.30.0100.01316.20
7.4.00.0080.00414.66
7.3.330.0050.00012.88
7.3.320.0000.01112.89
7.3.310.0000.00616.23
7.3.300.0050.00216.11
7.3.290.0070.00916.11
7.3.280.0070.00916.10
7.3.270.0090.00917.40
7.3.260.0140.00316.16
7.3.250.0110.00716.37
7.3.240.0090.01516.28
7.3.230.0030.01416.39
7.3.210.0060.01016.44
7.3.200.0110.01219.39
7.3.190.0110.00616.32
7.3.180.0040.01816.38
7.3.170.0130.00816.27
7.3.160.0180.00616.25
7.3.120.0080.00414.68
7.3.110.0030.00814.45
7.3.100.0000.01114.52
7.3.90.0080.00314.86
7.3.80.0060.00614.68
7.3.70.0040.00714.75
7.3.60.0000.01114.75
7.3.50.0070.00414.45
7.3.40.0040.00714.78
7.3.30.0040.00714.75
7.3.20.0040.00716.44
7.3.10.0060.01016.12
7.3.00.0080.00616.56
7.2.330.0190.00916.47
7.2.320.0090.00916.58
7.2.310.0090.01116.33
7.2.300.0060.01216.59
7.2.290.0070.01116.51
7.2.250.0060.00614.52
7.2.240.0000.01214.86
7.2.230.0040.00814.62
7.2.220.0080.00415.06
7.2.210.0090.00314.67
7.2.200.0030.00914.87
7.2.190.0080.00414.70
7.2.180.0080.00414.99
7.2.170.0040.00814.84
7.2.160.0060.00315.06
7.2.150.0060.00416.48
7.2.140.0040.00816.68
7.2.130.0110.00516.41
7.2.120.0060.00716.52
7.2.110.0090.00516.48
7.2.100.0070.00716.78
7.2.90.0110.00516.78
7.2.80.0110.00716.39
7.2.70.0150.00216.44
7.2.60.0130.00316.39
7.2.50.0050.01116.48
7.2.40.0120.00416.62
7.2.30.0050.01116.84
7.2.20.0150.00416.72
7.2.10.0050.01116.46
7.2.00.0050.00817.50
7.1.330.0030.00615.71
7.1.320.0070.00415.79
7.1.310.0030.00815.77
7.1.300.0030.00815.79
7.1.290.0030.00715.64
7.1.280.0030.00815.68
7.1.270.0040.00415.77
7.1.260.0070.00415.71
7.1.250.0080.00815.71
7.1.200.0030.00715.90
7.1.100.0000.01217.88
7.1.70.0070.00017.06
7.1.60.0120.00919.46
7.1.50.0040.01916.59
7.1.00.0030.07722.33
7.0.200.0100.00014.60
7.0.140.0030.03321.96
7.0.60.0100.04719.90
7.0.50.0100.04717.80
7.0.40.0100.05320.11
7.0.30.0230.04320.09
7.0.20.0230.04320.34
7.0.10.0070.08720.30
7.0.00.0170.06320.04
5.6.280.0030.07321.11
5.6.210.0070.04720.74
5.6.200.0000.05318.19
5.6.190.0130.07720.39
5.6.180.0370.03720.39
5.6.170.0300.07320.38
5.6.160.0100.04020.57
5.6.150.0200.06318.11
5.6.140.0100.06718.04
5.6.130.0070.04318.07
5.6.120.0170.05320.96
5.6.110.0100.03721.02
5.6.100.0200.06721.13
5.6.90.0070.04320.96
5.6.80.0030.04320.43
5.5.350.0400.06720.46
5.5.340.0070.03717.95
5.5.330.0070.04020.19
5.5.320.0000.08720.26
5.5.310.0270.03720.21
5.5.300.0070.04717.91
5.5.290.0170.07317.96
5.5.280.0100.06320.67
5.5.270.0070.08320.80
5.5.260.0030.04320.95
5.5.250.0000.07020.61
5.5.240.0100.07720.15
5.4.450.0630.05019.32
5.4.440.1230.06019.32
5.4.430.1130.06319.34
5.4.420.0200.06319.61
5.4.410.0630.06019.33
5.4.400.0930.05319.25
5.4.390.0130.06718.69
5.4.380.0230.07018.78
5.4.370.0200.07018.48
5.4.360.0170.07018.56
5.4.350.0330.06018.49
5.4.340.0200.06018.61
5.4.320.0130.08018.58
5.4.310.0170.06018.56
5.4.300.0100.07318.45
5.4.290.0130.05718.72
5.4.280.0130.05718.49
5.4.270.0200.06318.70
5.4.260.0130.07018.61
5.4.250.0230.06718.68
5.4.240.0230.07018.50
5.4.230.0200.07018.73
5.4.220.0170.06318.67
5.4.210.0200.07318.55
5.4.200.0170.07316.66
5.4.190.0230.07018.43
5.4.180.0300.04718.59
5.4.170.0170.06318.65
5.4.160.0200.08318.47
5.4.150.0170.06718.69
5.4.140.0270.06016.31
5.4.130.0130.05716.13
5.4.120.0270.05316.21
5.4.110.0200.06316.16
5.4.100.0230.06316.23
5.4.90.0170.05316.22
5.4.80.0070.07716.02
5.4.70.0170.07016.07
5.4.60.0170.05016.02
5.4.50.0130.05316.04
5.4.40.0100.06016.08
5.4.30.0230.05316.19
5.4.20.0100.06316.19
5.4.10.0170.04716.09
5.4.00.0170.05315.70
5.3.290.0170.05714.57
5.3.280.0100.06014.58
5.3.270.0130.05714.62
5.3.260.0100.06714.51
5.3.250.0100.07314.59
5.3.240.0130.06014.58
5.3.230.0230.05314.57
5.3.220.0230.05714.54
5.3.210.0200.06314.57
5.3.200.0200.04714.62
5.3.190.0030.06714.65
5.3.180.0100.06014.61
5.3.170.0200.05714.61
5.3.160.0070.06314.56
5.3.150.0170.05314.54
5.3.140.0170.07014.48
5.3.130.0130.07314.45
5.3.120.0300.06014.54
5.3.110.0200.06714.46
5.3.100.0130.06314.07
5.3.90.0170.07014.00
5.3.80.0230.04713.95
5.3.70.0270.05314.00
5.3.60.0230.04313.97
5.3.50.0230.05713.83
5.3.40.0170.06313.85
5.3.30.0070.06013.89
5.3.20.0170.05013.67
5.3.10.0130.05713.54
5.3.00.0200.05013.62
5.2.170.0130.04311.17
5.2.160.0170.04711.14
5.2.150.0130.05011.11
5.2.140.0200.03711.29
5.2.130.0130.04711.01
5.2.120.0030.04711.08
5.2.110.0070.06311.04
5.2.100.0130.05711.07
5.2.90.0170.05311.14
5.2.80.0130.05711.13
5.2.70.0200.05011.07
5.2.60.0230.04310.97
5.2.50.0100.05010.98
5.2.40.0070.04710.95
5.2.30.0200.04310.93
5.2.20.0230.04310.94
5.2.10.0070.05310.86
5.2.00.0100.05010.80
5.1.60.0100.04310.06
5.1.50.0100.04310.04
5.1.40.0170.03710.11
5.1.30.0170.03310.43
5.1.20.0130.04010.33
5.1.10.0000.04710.04
5.1.00.0100.03710.13
5.0.50.0030.0338.57
5.0.40.0130.0238.52
5.0.30.0000.0508.19
5.0.20.0070.0278.22
5.0.10.0070.0308.36
5.0.00.0130.0438.22
4.4.90.0130.0235.85
4.4.80.0070.0275.88
4.4.70.0030.0235.87
4.4.60.0100.0235.84
4.4.50.0000.0375.91
4.4.40.0030.0475.91
4.4.30.0000.0275.86
4.4.20.0070.0235.91
4.4.10.0000.0305.98
4.4.00.0000.0405.94
4.3.110.0130.0275.82
4.3.100.0030.0235.81
4.3.90.0030.0235.80
4.3.80.0030.0405.89
4.3.70.0030.0235.78
4.3.60.0000.0275.78
4.3.50.0100.0175.85
4.3.40.0030.0375.87
4.3.30.0030.0234.53
4.3.20.0030.0234.54
4.3.10.0000.0274.59
4.3.00.0270.01314.42

preferences:
115.15 ms | 401 KiB | 5 Q