3v4l.org

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

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)
8.3.60.0120.00616.25
8.3.50.0140.00718.05
8.3.40.0040.01218.67
8.3.30.0090.00618.55
8.3.20.0040.00420.30
8.3.10.0080.00023.26
8.3.00.0090.00019.38
8.2.180.0110.00418.43
8.2.170.0110.00422.96
8.2.160.0100.00320.45
8.2.150.0070.00024.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0000.00917.61
8.2.110.0090.00322.23
8.2.100.0040.00817.93
8.2.90.0030.00519.23
8.2.80.0030.00617.97
8.2.70.0050.00317.35
8.2.60.0000.00817.79
8.2.50.0040.00418.07
8.2.40.0000.00719.38
8.2.30.0000.00720.69
8.2.20.0040.00417.54
8.2.10.0040.00417.86
8.2.00.0000.00817.86
8.1.280.0180.00025.92
8.1.270.0040.00423.92
8.1.260.0060.00326.35
8.1.250.0000.00728.09
8.1.240.0030.00622.40
8.1.230.0000.01217.55
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0040.00417.00
8.1.180.0030.00618.10
8.1.170.0050.00218.94
8.1.160.0070.00022.00
8.1.150.0000.01018.71
8.1.140.0000.00819.56
8.1.130.0070.00017.62
8.1.120.0000.00817.31
8.1.110.0040.00417.36
8.1.100.0050.00217.37
8.1.90.0040.00417.39
8.1.80.0030.00617.27
8.1.70.0000.00717.27
8.1.60.0030.00517.49
8.1.50.0080.00017.44
8.1.40.0000.00817.32
8.1.30.0040.00417.56
8.1.20.0000.00717.64
8.1.10.0040.00417.36
8.1.00.0040.00417.41
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0000.00718.32
8.0.270.0000.00717.23
8.0.260.0080.00017.25
8.0.250.0030.00316.99
8.0.240.0000.00716.95
8.0.230.0000.00716.91
8.0.220.0030.00316.81
8.0.210.0000.00816.79
8.0.200.0060.00016.89
8.0.190.0000.00716.85
8.0.180.0040.00416.89
8.0.170.0040.00416.76
8.0.160.0000.00716.70
8.0.150.0040.00416.69
8.0.140.0000.00716.63
8.0.130.0030.00313.13
8.0.120.0000.00716.75
8.0.110.0000.00716.73
8.0.100.0040.00416.76
8.0.90.0000.00716.93
8.0.80.0030.01716.83
8.0.70.0000.00716.68
8.0.60.0070.00016.72
8.0.50.0040.00416.80
8.0.30.0060.01117.04
8.0.20.0110.00817.40
8.0.10.0000.00716.94
8.0.00.0090.01016.68
7.4.330.0060.00015.11
7.4.320.0000.00616.35
7.4.300.0030.00316.33
7.4.290.0060.00016.41
7.4.280.0030.00816.55
7.4.270.0080.00016.43
7.4.260.0030.00316.41
7.4.250.0030.00316.49
7.4.240.0040.00316.46
7.4.230.0070.00016.56
7.4.220.0240.00016.38
7.4.210.0090.00616.50
7.4.200.0070.00016.45
7.4.160.0070.00716.40
7.4.150.0070.01117.40
7.4.140.0070.01317.86
7.4.130.0140.00716.35
7.4.120.0100.00816.44
7.4.110.0070.01116.56
7.4.100.0070.01516.54
7.4.90.0140.00316.32
7.4.80.0000.02119.39
7.4.70.0080.01316.36
7.4.60.0060.00916.32
7.4.50.0060.00016.37
7.4.40.0140.00416.29
7.4.30.0090.00916.65
7.4.10.0140.00314.90
7.4.00.0060.01214.84
7.3.330.0050.00012.92
7.3.320.0020.00213.05
7.3.310.0050.00316.25
7.3.300.0030.00316.27
7.3.290.0030.00316.17
7.3.280.0100.00916.22
7.3.270.0140.00417.40
7.3.260.0030.01416.18
7.3.250.0090.00816.22
7.3.240.0030.01416.23
7.3.230.0070.01016.48
7.3.210.0060.01216.47
7.3.200.0110.00716.29
7.3.190.0090.00916.15
7.3.180.0140.00316.27
7.3.170.0060.01016.29
7.3.160.0090.00616.41
7.3.130.0070.01014.67
7.3.120.0080.01014.67
7.3.110.0040.01414.91
7.3.100.0070.00714.76
7.3.90.0050.00814.66
7.3.80.0070.00614.68
7.3.70.0080.00614.76
7.3.60.0070.00714.72
7.3.50.0090.00714.64
7.3.40.0040.00914.61
7.3.30.0050.00714.68
7.3.20.0030.00616.55
7.3.10.0070.00716.65
7.3.00.0000.00916.55
7.2.330.0120.00616.35
7.2.320.0130.00416.38
7.2.310.0120.00616.39
7.2.300.0060.01316.23
7.2.290.0110.00516.55
7.2.260.0120.00315.16
7.2.250.0050.01315.07
7.2.240.0050.01114.87
7.2.230.0050.00814.90
7.2.220.0050.00714.77
7.2.210.0040.00615.03
7.2.200.0090.00514.88
7.2.190.0060.00714.84
7.2.180.0000.01214.71
7.2.170.0090.00815.01
7.2.160.0030.00614.97
7.2.150.0060.00616.73
7.2.140.0000.01216.38
7.2.130.0080.00516.54
7.2.120.0040.01116.85
7.2.110.0000.00916.71
7.2.100.0100.00616.87
7.2.90.0100.00316.89
7.2.80.0060.00616.57
7.2.70.0120.00416.94
7.2.60.0070.00716.80
7.2.50.0040.00416.81
7.2.40.0180.00316.63
7.2.30.0110.01116.82
7.2.20.0080.00816.94
7.2.10.0060.00916.73
7.2.00.0070.00716.90
7.1.330.0000.01315.80
7.1.320.0030.00815.79
7.1.310.0060.00915.75
7.1.300.0050.00715.69
7.1.290.0100.00315.66
7.1.280.0020.01315.79
7.1.270.0030.00815.58
7.1.260.0050.00715.70
7.1.250.0030.01015.81
7.1.240.0080.00515.85
7.1.230.0060.00915.74
7.1.220.0030.01015.82
7.1.210.0030.01015.55
7.1.200.0050.00615.58
7.1.190.0040.01115.67
7.1.180.0030.01015.72
7.1.170.0030.00515.63
7.1.160.0060.01215.70
7.1.150.0130.00315.56
7.1.140.0000.01415.51
7.1.130.0070.00715.71
7.1.120.0030.01315.71
7.1.110.0030.01015.89
7.1.100.0540.01116.00
7.1.90.0000.01315.46
7.1.80.0000.01515.74
7.1.70.0030.00616.34
7.1.60.0050.01217.51
7.1.50.0080.00516.24
7.1.40.0000.01115.78
7.1.30.0030.00815.70
7.1.20.0060.00315.65
7.1.10.0070.00715.71
7.1.00.0020.04418.85
7.0.330.0070.00715.39
7.0.320.0040.01115.13
7.0.310.0000.01415.27
7.0.300.0150.00015.21
7.0.290.0040.01215.39
7.0.280.0100.00514.99
7.0.270.0040.00715.46
7.0.260.0060.00915.21
7.0.250.0060.00615.31
7.0.240.0030.00915.35
7.0.230.0060.00615.43
7.0.220.0030.01015.35
7.0.210.0040.01115.12
7.0.200.0140.00815.05
7.0.190.0000.00915.02
7.0.180.0030.01015.41
7.0.170.0100.00715.42
7.0.160.0090.00015.30
7.0.150.0080.00015.39
7.0.140.0030.01015.47
7.0.130.0000.01215.41
7.0.120.0030.00615.49
7.0.110.0130.00315.51
7.0.100.0090.00615.38
7.0.90.0000.00815.27
7.0.80.0000.01115.27
7.0.70.0000.01515.36
7.0.60.0070.04517.71
7.0.50.0020.04916.63
7.0.40.0040.02616.61
7.0.30.0160.01816.64
7.0.20.0130.04716.74
7.0.10.0020.04716.91
7.0.00.0070.04316.79
5.6.400.0030.00614.40
5.6.390.0070.00714.52
5.6.380.0040.01313.98
5.6.370.0140.00014.36
5.6.360.0110.00814.25
5.6.350.0090.01114.18
5.6.340.0100.00714.17
5.6.330.0060.00614.31
5.6.320.0000.01314.27
5.6.310.0030.00914.16
5.6.300.0000.00914.54
5.6.290.0100.00314.44
5.6.280.0080.03417.81
5.6.270.0050.00514.36
5.6.260.0120.00413.95
5.6.250.0070.00714.37
5.6.240.0030.01014.13
5.6.230.0000.00814.47
5.6.220.0000.01114.23
5.6.210.0040.03417.35
5.6.200.0070.02816.08
5.6.190.0090.02317.43
5.6.180.2000.02717.37
5.6.170.0150.04117.51
5.6.160.0050.02417.14
5.6.150.0100.04216.24
5.6.140.0050.03116.08
5.6.130.0050.03116.19
5.6.120.0030.03617.56
5.6.110.0100.04517.52
5.6.100.0100.03717.56
5.6.90.0010.03317.68
5.6.80.0150.03317.14
5.6.70.0090.00314.00
5.6.60.0040.00414.05
5.6.50.0080.00414.05
5.6.40.0090.00614.02
5.6.30.0070.01014.13
5.6.20.0070.00714.14
5.6.10.0070.01114.32
5.6.00.0070.00714.09
5.5.380.0090.00014.09
5.5.370.0030.00714.13
5.5.360.0000.00814.27
5.5.350.0150.02517.15
5.5.340.0080.04116.03
5.5.330.0080.04217.29
5.5.320.0160.02517.15
5.5.310.0170.04117.07
5.5.300.0030.04615.89
5.5.290.0000.03015.96
5.5.280.0080.04317.28
5.5.270.0070.04717.25
5.5.260.0060.02317.36
5.5.250.0030.02517.33
5.5.240.0050.03917.12
5.5.230.0100.00314.07
5.5.220.0060.00314.11
5.5.210.0050.00413.78
5.5.200.0060.00913.99
5.5.190.0000.01013.67
5.5.180.0060.00914.30
5.5.170.0000.01413.74
5.5.160.0110.00414.00
5.5.150.0000.00914.16
5.5.140.0080.00513.71
5.5.130.0030.01013.81
5.5.120.0060.00614.07
5.5.110.0030.00914.14
5.5.100.0040.00813.75
5.5.90.0110.00314.24
5.5.80.0030.01313.66
5.5.70.0120.00314.08
5.5.60.0070.00714.10
5.5.50.0030.00913.86
5.5.40.0000.01414.10
5.5.30.0000.00813.98
5.5.20.0030.00914.05
5.5.10.0070.01014.15
5.5.00.0070.00713.94
5.4.450.0180.02815.82
5.4.440.0130.03515.81
5.4.430.0150.02615.65
5.4.420.0200.02415.79
5.4.410.0080.03215.68
5.4.400.0100.02515.67
5.4.390.0290.02315.68
5.4.380.0350.03315.49
5.4.370.0380.03015.48
5.4.360.0120.03215.68
5.4.350.0180.03115.69
5.4.340.0140.02715.69
5.4.330.0120.00012.19
5.4.320.0100.03315.72
5.4.310.0100.03115.68
5.4.300.0160.02515.71
5.4.290.0050.03215.50
5.4.280.0320.03515.49
5.4.270.0280.03015.56
5.4.260.0370.03215.67
5.4.250.0340.03215.71
5.4.240.0350.02515.64
5.4.230.0390.02715.65
5.4.220.0290.02715.50
5.4.210.0120.03115.71
5.4.200.0110.03015.56
5.4.190.0100.03015.69
5.4.180.0090.03015.72
5.4.170.0080.03215.65
5.4.160.0120.03015.47
5.4.150.0260.03015.48
5.4.140.0350.02714.22
5.4.130.0250.03114.15
5.4.120.0260.02914.37
5.4.110.0160.03114.32
5.4.100.0120.02614.13
5.4.90.0170.03114.31
5.4.80.0070.03214.34
5.4.70.0150.02314.37
5.4.60.0100.03014.12
5.4.50.0100.03014.30
5.4.40.0130.02614.31
5.4.30.0130.02314.31
5.4.20.0140.02714.32
5.4.10.0210.03114.32
5.4.00.0120.02713.92

preferences:
66.93 ms | 400 KiB | 5 Q