3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_list_encodings()); 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)
8.3.40.0110.00418.63
8.3.30.0000.01418.93
8.3.20.0040.00420.18
8.3.10.0060.00321.71
8.3.00.0000.00820.78
8.2.170.0060.00922.96
8.2.160.0190.00322.15
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0080.00019.95
8.2.110.0000.01022.51
8.2.100.0040.00817.75
8.2.90.0030.00619.30
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0000.00817.93
8.2.50.0050.00518.07
8.2.40.0030.00518.22
8.2.30.0050.00218.15
8.2.20.0050.00317.79
8.2.10.0040.00418.09
8.2.00.0030.00617.73
8.1.270.0030.00720.73
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00723.93
8.1.230.0060.00619.28
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0100.00517.36
8.1.190.0040.00417.35
8.1.180.0030.00618.10
8.1.170.0130.00318.25
8.1.160.0070.00022.11
8.1.150.0080.00018.93
8.1.140.0070.00317.43
8.1.130.0030.00317.79
8.1.120.0000.00717.50
8.1.110.0030.00517.54
8.1.100.0040.00417.61
8.1.90.0000.00717.48
8.1.80.0000.00717.46
8.1.70.0070.00017.53
8.1.60.0040.00417.49
8.1.50.0000.00817.50
8.1.40.0040.00417.55
8.1.30.0000.00917.71
8.1.20.0080.00017.60
8.1.10.0030.00617.50
8.1.00.0060.00617.57
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0080.00018.42
8.0.270.0040.00417.26
8.0.260.0000.00817.26
8.0.250.0070.00016.84
8.0.240.0000.01116.90
8.0.230.0070.00016.91
8.0.220.0030.00316.89
8.0.210.0040.00416.83
8.0.200.0000.00616.90
8.0.190.0060.00316.81
8.0.180.0050.00316.88
8.0.170.0080.00016.92
8.0.160.0000.00716.95
8.0.150.0050.00216.85
8.0.140.0040.00416.86
8.0.130.0030.00313.26
8.0.120.0030.00516.88
8.0.110.0080.00016.84
8.0.100.0000.00716.98
8.0.90.0040.00416.92
8.0.80.0000.01616.85
8.0.70.0000.00716.86
8.0.60.0070.00016.74
8.0.50.0040.00416.92
8.0.30.0200.00516.91
8.0.20.0110.01717.40
8.0.10.0040.00416.96
8.0.00.0090.01016.55
7.4.330.0030.00215.07
7.4.320.0030.00316.51
7.4.300.0040.00416.56
7.4.290.0020.00516.39
7.4.280.0040.00416.52
7.4.270.0080.00016.36
7.4.260.0000.00716.33
7.4.250.0030.00516.38
7.4.240.0040.00416.47
7.4.230.0000.00716.31
7.4.220.0160.00716.62
7.4.210.0100.01016.53
7.4.200.0050.00216.59
7.4.160.0040.01316.41
7.4.150.0130.00717.40
7.4.140.0160.00517.86
7.4.130.0150.01216.54
7.4.120.0140.00816.47
7.4.110.0120.00616.46
7.4.100.0100.01016.23
7.4.90.0200.00816.38
7.4.80.0150.00316.48
7.4.70.0130.00416.55
7.4.60.0140.00316.35
7.4.50.0000.00816.24
7.4.40.0110.00716.40
7.4.30.0120.00816.22
7.4.00.0090.00914.64
7.3.330.0000.00912.96
7.3.320.0140.00513.06
7.3.310.0040.00416.23
7.3.300.0040.00416.04
7.3.290.0080.00816.22
7.3.280.0070.00916.17
7.3.270.0240.00317.40
7.3.260.0110.01116.27
7.3.250.0090.01116.41
7.3.240.0160.01116.32
7.3.230.0030.01616.39
7.3.210.0060.01316.14
7.3.200.0130.01019.39
7.3.190.0070.01016.31
7.3.180.0050.01416.39
7.3.170.0150.00316.49
7.3.160.0150.01216.35
7.3.10.0240.00616.20
7.3.00.0100.00916.49
7.2.330.0130.00616.37
7.2.320.0110.00716.20
7.2.310.0100.01016.59
7.2.300.0120.00616.46
7.2.290.0160.00716.66
7.2.130.0190.01116.39
7.2.120.0190.00316.53
7.2.110.0150.01016.53
7.2.100.0170.00516.83
7.2.90.0100.01116.46
7.2.80.0100.00516.88
7.2.70.0160.00316.45
7.2.60.0110.00516.71
7.2.50.0080.01216.60
7.2.40.0160.00416.50
7.2.30.0110.00816.70
7.2.20.0080.00816.57
7.2.10.0150.00916.78
7.2.00.0070.00917.59
7.1.250.0130.00315.69
7.1.100.0070.00418.02
7.1.70.0030.00717.06
7.1.60.0040.00817.25
7.1.50.0040.01816.61
7.1.00.0070.07022.37
7.0.200.0000.00716.73
7.0.140.0070.04022.02
7.0.60.0070.06320.00
7.0.50.0200.07317.86
7.0.40.0170.04720.21
7.0.30.0300.07720.02
7.0.20.0170.04720.09
7.0.10.0030.07720.01
7.0.00.0130.08020.16
5.6.280.0070.07321.14
5.6.210.0170.07020.66
5.6.200.0070.07718.12
5.6.190.0170.07720.41
5.6.180.0400.05720.56
5.6.170.0200.06320.50
5.6.160.0130.08020.51
5.6.150.0170.07018.21
5.6.140.0070.04318.16
5.6.130.0070.08318.22
5.6.120.0130.07320.95
5.6.110.0070.03721.03
5.6.100.0100.08020.97
5.6.90.0030.04020.96
5.6.80.0100.04320.50
5.5.350.0370.06020.42
5.5.340.0100.08017.92
5.5.330.0070.04320.40
5.5.320.0070.06320.20
5.5.310.0200.08320.17
5.5.300.0130.08017.88
5.5.290.0130.07318.04
5.5.280.0030.08720.79
5.5.270.0070.04720.72
5.5.260.0030.04320.78
5.5.250.0130.06020.77
5.5.240.0070.07720.25
5.4.450.0200.05019.61
5.4.440.0770.06719.12
5.4.430.0800.06719.44
5.4.420.0170.04719.10
5.4.410.1030.04719.36
5.4.400.1000.05019.25
5.4.390.0300.04718.57
5.4.380.0270.05318.73
5.4.370.0200.05318.70
5.4.360.0170.05018.56
5.4.350.0200.05718.69
5.4.340.0130.05718.74
5.4.320.0130.05718.73
5.4.310.0270.04318.59
5.4.300.0200.04718.68
5.4.290.0170.05718.58
5.4.280.0270.05318.71
5.4.270.0300.06718.68
5.4.260.0400.05318.57
5.4.250.0170.08318.55
5.4.240.0170.06018.60
5.4.230.0230.04718.55
5.4.220.0230.05018.73
5.4.210.0100.06318.44
5.4.200.0200.06716.56
5.4.190.0200.05718.64
5.4.180.0230.04718.77
5.4.170.0330.06318.59
5.4.160.0270.06718.65
5.4.150.0100.06718.54
5.4.140.0230.06316.24
5.4.130.0270.05716.18
5.4.120.0170.05316.23
5.4.110.0170.06716.36
5.4.100.0070.06316.18
5.4.90.0100.06316.27
5.4.80.0170.05016.14
5.4.70.0270.05016.20
5.4.60.0300.05716.29
5.4.50.0300.05316.05
5.4.40.0130.06316.15
5.4.30.0130.05316.20
5.4.20.0100.05716.04
5.4.10.0330.05716.04
5.4.00.0130.05015.64
5.3.290.0130.06014.77
5.3.280.0100.05714.51
5.3.270.0070.06314.50
5.3.260.0170.05014.56
5.3.250.0200.04714.59
5.3.240.0130.05714.71
5.3.230.0230.06014.55
5.3.220.0300.04714.48
5.3.210.0070.06714.52
5.3.200.0130.06014.66
5.3.190.0130.05714.55
5.3.180.0170.05014.64
5.3.170.0170.05714.50
5.3.160.0070.06014.65
5.3.150.0130.05014.55
5.3.140.0270.06314.47
5.3.130.0070.06314.53
5.3.120.0070.07014.55
5.3.110.0100.07014.58
5.3.100.0300.05314.07
5.3.90.0030.06014.07
5.3.80.0100.06013.93
5.3.70.0070.06313.99
5.3.60.0170.05313.88
5.3.50.0230.04313.94
5.3.40.0170.05013.91
5.3.30.0170.04713.89
5.3.20.0170.06713.67
5.3.10.0170.05313.69
5.3.00.0200.04313.74
5.2.170.0170.04311.14
5.2.160.0130.04011.06
5.2.150.0030.05311.06
5.2.140.0100.04311.07
5.2.130.0070.04711.06
5.2.120.0070.04311.16
5.2.110.0130.04011.24
5.2.100.0200.04711.08
5.2.90.0200.03711.11
5.2.80.0100.04311.13
5.2.70.0070.04711.02
5.2.60.0200.03710.96
5.2.50.0100.05011.06
5.2.40.0070.04711.05
5.2.30.0200.04011.01
5.2.20.0070.04710.89
5.2.10.0170.03711.01
5.2.00.0130.04010.68
5.1.60.0070.04310.11
5.1.50.0230.03710.02
5.1.40.0100.03710.00
5.1.30.0230.03010.39
5.1.20.0070.03710.38
5.1.10.0100.03710.14
5.1.00.0070.04010.13
5.0.50.0030.0308.57
5.0.40.0000.0338.41
5.0.30.0200.0308.21
5.0.20.0030.0308.28
5.0.10.0100.0278.30
5.0.00.0130.0408.18
4.4.90.0030.0235.91
4.4.80.0000.0275.90
4.4.70.0070.0235.88
4.4.60.0030.0235.81
4.4.50.0100.0175.88
4.4.40.0030.0375.94
4.4.30.0030.0305.91
4.4.20.0000.0275.95
4.4.10.0000.0275.88
4.4.00.0000.0405.94
4.3.110.0000.0275.80
4.3.100.0030.0235.81
4.3.90.0100.0175.80
4.3.80.0000.0375.80
4.3.70.0070.0235.82
4.3.60.0030.0235.81
4.3.50.0100.0175.83
4.3.40.0000.0375.75
4.3.30.0030.0234.58
4.3.20.0000.0234.59
4.3.10.0000.0234.47
4.3.00.0070.01714.42

preferences:
45.43 ms | 400 KiB | 5 Q