3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_check_encoding('admin', 'UTF-8');

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)
8.3.40.0120.00318.38
8.3.30.0110.00318.79
8.3.20.0050.00220.21
8.3.10.0090.00022.00
8.3.00.0050.00220.55
8.2.170.0000.01422.96
8.2.160.0070.01319.02
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0170.00326.16
8.2.120.0000.00818.88
8.2.110.0070.00322.25
8.2.100.0120.00319.27
8.2.90.0020.00518.97
8.2.80.0070.00017.97
8.2.70.0050.00317.25
8.2.60.0040.00417.90
8.2.50.0000.00818.07
8.2.40.0060.00318.03
8.2.30.0000.00717.81
8.2.20.0080.00017.43
8.2.10.0040.00417.54
8.2.00.0050.00217.42
8.1.270.0050.00322.19
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.82
8.1.230.0000.01119.10
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0100.00017.35
8.1.190.0060.00317.27
8.1.180.0000.00818.58
8.1.170.0040.00418.50
8.1.160.0070.00022.16
8.1.150.0050.00218.55
8.1.140.0000.00717.38
8.1.130.0030.00317.75
8.1.120.0030.00317.38
8.1.110.0100.00017.28
8.1.100.0070.00017.39
8.1.90.0040.00417.27
8.1.80.0050.00217.29
8.1.70.0000.00817.29
8.1.60.0080.00017.55
8.1.50.0070.00017.43
8.1.40.0030.00617.46
8.1.30.0080.00017.39
8.1.20.0000.00817.63
8.1.10.0000.00717.43
8.1.00.0040.00417.38
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0030.00318.29
8.0.270.0000.00717.21
8.0.260.0060.00016.70
8.0.250.0060.00016.93
8.0.240.0030.00516.90
8.0.230.0050.00316.75
8.0.220.0000.00716.84
8.0.210.0040.00416.71
8.0.200.0030.00316.89
8.0.190.0060.00316.84
8.0.180.0030.00516.83
8.0.170.0000.00816.88
8.0.160.0000.00816.76
8.0.150.0080.00016.71
8.0.140.0030.00416.82
8.0.130.0030.00313.25
8.0.120.0080.00016.73
8.0.110.0000.00816.73
8.0.100.0000.00716.80
8.0.90.0000.00716.68
8.0.80.0120.00916.68
8.0.70.0070.00016.80
8.0.60.0000.00716.60
8.0.50.0040.00416.59
8.0.30.0110.00716.96
8.0.20.0100.01317.40
8.0.10.0000.00816.98
8.0.00.0100.01016.49
7.4.330.0000.00415.00
7.4.320.0000.00616.41
7.4.300.0060.00016.39
7.4.290.0030.00316.51
7.4.280.0000.00616.34
7.4.270.0030.00316.51
7.4.260.0030.00316.43
7.4.250.0040.00416.36
7.4.240.0030.00416.43
7.4.230.0070.00016.54
7.4.220.0040.01416.46
7.4.210.0040.01116.62
7.4.200.0070.00016.36
7.4.190.0070.00016.38
7.4.160.0090.00616.38
7.4.150.0040.01417.40
7.4.140.0150.00217.86
7.4.130.0120.00816.43
7.4.120.0060.01416.32
7.4.110.0060.01216.27
7.4.100.0090.00916.24
7.4.90.0100.00716.27
7.4.80.0110.00519.39
7.4.70.0100.01316.19
7.4.60.0150.00316.29
7.4.50.0040.00416.31
7.4.40.0050.01022.77
7.4.30.0110.00416.39
7.4.00.0060.00914.58
7.3.330.0000.00613.10
7.3.320.0030.00313.00
7.3.310.0030.00316.04
7.3.300.0040.00416.18
7.3.290.0100.00616.22
7.3.280.0070.00916.19
7.3.270.0070.01017.40
7.3.260.0090.00916.26
7.3.250.0150.00416.16
7.3.240.0070.01016.14
7.3.230.0040.01316.39
7.3.210.0170.00316.18
7.3.200.0060.01219.39
7.3.190.0060.01216.31
7.3.180.0130.00316.44
7.3.170.0110.00916.27
7.3.160.0080.00816.35
7.3.120.0120.00414.98
7.2.330.0070.01416.43
7.2.320.0150.00416.30
7.2.310.0140.00716.30
7.2.300.0090.00816.27
7.2.290.0120.00816.28
7.2.60.0040.00816.70
7.1.200.0060.00615.43
7.1.70.0050.00317.05
7.1.60.0140.00719.82
7.1.50.0130.01016.86
7.1.00.0030.05322.44
7.0.200.0000.00716.63
7.0.140.0070.07021.97
7.0.110.0600.07719.94
7.0.100.0700.07719.95
7.0.90.0600.07720.06
7.0.80.0670.04719.91
7.0.70.0500.08020.05
7.0.60.0600.08020.03
7.0.50.0630.09020.43
7.0.40.0100.06720.27
7.0.30.0130.06720.27
7.0.20.0200.07320.02
7.0.10.0070.08020.27
7.0.00.0130.06020.14
5.6.280.0100.06321.11
5.6.260.0030.09720.50
5.6.250.0130.07720.59
5.6.240.0030.05320.57
5.6.230.0030.09020.52
5.6.220.0100.08320.54
5.6.210.0030.05320.54
5.6.200.0230.07020.97
5.6.190.0200.07021.06
5.6.180.0030.08321.04
5.6.170.0100.07720.95
5.6.160.0130.04321.11
5.6.150.0130.07721.11
5.6.140.0030.07321.16
5.6.130.0030.09021.07
5.6.120.0030.08321.27
5.6.110.0170.07321.13
5.6.100.0130.07321.07
5.6.90.0030.04721.11
5.6.80.0070.05720.52
5.6.70.0230.06320.30
5.6.60.0100.07320.50
5.6.50.0100.07720.43
5.6.40.0100.04320.54
5.6.30.0200.06720.49
5.6.20.0000.07720.63
5.6.10.0170.07020.48
5.6.00.0070.07720.47
5.5.380.0130.07320.54
5.5.370.0070.07720.28
5.5.360.0070.08020.45
5.5.350.0070.08020.42
5.5.340.0130.07320.89
5.5.330.0130.07320.88
5.5.320.0070.08320.89
5.5.310.0070.07720.90
5.5.300.0070.07020.97
5.5.290.0130.06720.88
5.5.280.0070.07320.89
5.5.270.0130.06720.94
5.5.260.0100.08020.97
5.5.250.0070.07720.84
5.5.240.0030.09020.16
5.5.230.0070.08020.16
5.5.220.0070.08020.27
5.5.210.0070.08020.31
5.5.200.0030.07720.32
5.5.190.0030.07720.21
5.5.180.0130.07320.15
5.5.160.0070.07020.36
5.5.150.0130.06720.00
5.5.140.0100.05720.14
5.5.130.0070.07720.15
5.5.120.0070.06720.35
5.5.110.0100.07720.27
5.5.100.0170.06720.19
5.5.90.0030.05320.09
5.5.80.0070.05320.27
5.5.70.0030.07720.23
5.5.60.0070.04020.03
5.5.50.0070.07020.23
5.5.40.0070.07320.20
5.5.30.0070.06320.20
5.5.20.0030.04020.23
5.5.10.0100.06320.21
5.5.00.0030.05020.18
5.4.450.0030.08319.40
5.4.440.0230.06719.35
5.4.430.0100.05719.30
5.4.420.0100.07719.44
5.4.410.0030.06719.22
5.4.400.0100.07019.25
5.4.390.0130.04718.95
5.4.380.0130.04319.16
5.4.370.0230.06018.98
5.4.360.0070.07319.25
5.4.350.0030.07319.08
5.4.340.0000.05318.93
5.4.320.0070.07719.10
5.4.310.0100.06719.25
5.4.300.0030.07319.09
5.4.290.0070.07718.95
5.4.280.0100.07019.11
5.4.270.0070.07319.11
5.4.260.0200.05019.16
5.4.250.0100.07318.94
5.4.240.0070.07019.15
5.4.230.0030.07319.16
5.4.220.0030.07719.07
5.4.210.0030.06019.11
5.4.200.0030.07719.24
5.4.190.0070.06719.19
5.4.180.0070.07719.09
5.4.170.0130.06318.92
5.4.160.0100.05719.23
5.4.150.0030.04719.14
5.4.140.0030.04716.50
5.4.130.0100.06716.21
5.4.120.0100.07016.47
5.4.110.0070.06316.36
5.4.100.0030.07716.28
5.4.90.0130.07016.23
5.4.80.0070.07716.11
5.4.70.0070.05316.49
5.4.60.0030.04716.12
5.4.50.0070.07016.45
5.4.40.0070.04316.30
5.4.30.0070.07016.53
5.4.20.0000.08016.45
5.4.10.0000.08016.20
5.4.00.0100.07315.91
5.3.290.0030.07014.55
5.3.280.0070.04314.45
5.3.270.0000.05714.62
5.3.260.0030.04314.45
5.3.250.0070.06714.54
5.3.240.0070.07014.66
5.3.230.0000.08014.61
5.3.220.0030.07314.62
5.3.210.0030.08314.63
5.3.200.0070.07314.50
5.3.190.0130.07014.66
5.3.180.0100.06714.44
5.3.170.0030.08014.41
5.3.160.0130.06314.46
5.3.150.0100.07014.40
5.3.140.0070.08014.43
5.3.130.0070.07014.61
5.3.120.0130.05714.61
5.3.110.0030.08014.44
5.3.100.0030.07713.86
5.3.90.0070.07713.84
5.3.80.0070.05313.86
5.3.70.0030.07713.86
5.3.60.0130.07013.78
5.3.50.0030.04713.88
5.3.40.0100.06714.01
5.3.30.0130.06713.78
5.3.20.0200.05713.47
5.3.10.0100.06713.71
5.3.00.0070.07313.56
5.2.170.0070.06012.11
5.2.160.0070.04012.11
5.2.150.0030.06712.11
5.2.140.0070.06012.11
5.2.130.0100.05312.11
5.2.120.0030.06012.11
5.2.110.0030.06312.11
5.2.100.0100.05012.11
5.2.90.0070.07012.11
5.2.80.0030.05712.11
5.2.70.0100.05712.11
5.2.60.0030.05012.11
5.2.50.0070.06312.11
5.2.40.0030.06012.11
5.2.30.0070.05012.11
5.2.20.0100.03012.11
5.2.10.0070.05712.11
5.2.00.0070.05312.11
5.1.60.0000.05312.11
5.1.50.0000.06012.11
5.1.40.0070.05312.11
5.1.30.0000.03712.11
5.1.20.0070.05312.11
5.1.10.0070.05012.11
5.1.00.0030.05712.11
5.0.50.0030.04712.11
5.0.40.0070.02712.11
5.0.30.0030.06312.11
5.0.20.0100.03712.11
5.0.10.0030.03312.11
5.0.00.0030.06712.11
4.4.90.0000.01712.11
4.4.80.0100.01712.11
4.4.70.0100.03012.11
4.4.60.0070.02712.11
4.4.50.0030.03312.11
4.4.40.0000.05312.11
4.4.30.0030.03712.11
4.4.20.0030.03312.11
4.4.10.0000.03312.11
4.4.00.0000.05312.11
4.3.110.0000.03712.11
4.3.100.0070.02712.11
4.3.90.0000.02012.11
4.3.80.0000.04012.11
4.3.70.0070.03012.11
4.3.60.0070.03012.11
4.3.50.0070.03012.11
4.3.40.0000.03712.11
4.3.30.0030.01712.11
4.3.20.0030.03012.11
4.3.10.0000.03712.11
4.3.00.0000.03312.11

preferences:
44.92 ms | 400 KiB | 5 Q