3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r(mb_encoding_aliases('CP1252'));

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)
8.3.60.0090.00616.50
8.3.50.0070.01017.93
8.3.40.0090.01218.57
8.3.30.0040.01118.46
8.3.20.0040.00420.19
8.3.10.0000.00821.63
8.3.00.0070.00317.38
8.2.180.0140.00316.50
8.2.170.0100.00322.96
8.2.160.0130.00622.32
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00317.63
8.2.110.0060.00322.27
8.2.100.0110.00017.72
8.2.90.0000.00817.71
8.2.80.0000.01117.97
8.2.70.0030.00617.63
8.2.60.0060.00318.05
8.2.50.0040.00418.07
8.2.40.0040.00419.59
8.2.30.0000.00820.80
8.2.20.0030.00617.58
8.2.10.0080.00017.91
8.2.00.0050.00318.03
8.1.270.0080.00023.91
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0060.00322.54
8.1.230.0110.00021.10
8.1.220.0050.00317.74
8.1.210.0030.00519.04
8.1.200.0040.00617.23
8.1.190.0000.00817.36
8.1.180.0020.00518.10
8.1.170.0070.00019.14
8.1.160.0060.00322.10
8.1.150.0090.00018.83
8.1.140.0000.00819.54
8.1.130.0070.00017.73
8.1.120.0000.00717.45
8.1.110.0040.00417.41
8.1.100.0040.00417.39
8.1.90.0020.00517.29
8.1.80.0040.00417.30
8.1.70.0000.00717.42
8.1.60.0000.00917.57
8.1.50.0040.00417.56
8.1.40.0040.00417.44
8.1.30.0120.00017.63
8.1.20.0040.00417.67
8.1.10.0040.00417.41
8.1.00.0070.00017.46
8.0.300.0040.00419.90
8.0.290.0000.00716.58
8.0.280.0040.00418.41
8.0.270.0070.00017.17
8.0.260.0030.00317.16
8.0.250.0040.00416.91
8.0.240.0040.00416.84
8.0.230.0000.00716.89
8.0.220.0070.00016.70
8.0.210.0040.00416.71
8.0.200.0030.00316.80
8.0.190.0060.00316.86
8.0.180.0070.00016.67
8.0.170.0000.00816.88
8.0.160.0070.00016.92
8.0.150.0040.00416.76
8.0.140.0070.00016.75
8.0.130.0060.00013.24
8.0.120.0040.00416.71
8.0.110.0000.00716.72
8.0.100.0040.00416.77
8.0.90.0040.00416.66
8.0.80.0120.00316.78
8.0.70.0050.00216.76
8.0.60.0070.00016.77
8.0.50.0040.00416.92
8.0.30.0160.00517.15
8.0.20.0100.00917.40
8.0.10.0000.00716.83
8.0.00.0090.00816.63
7.4.330.0030.00315.08
7.4.320.0000.00716.41
7.4.300.0030.00316.52
7.4.290.0030.00316.53
7.4.280.0000.00716.51
7.4.270.0030.00316.45
7.4.260.0050.00013.29
7.4.250.0050.00316.51
7.4.240.0040.00416.44
7.4.230.0030.00316.26
7.4.220.0090.00916.37
7.4.210.0100.00916.39
7.4.200.0000.00816.34
7.4.160.0090.00616.41
7.4.150.0100.00717.40
7.4.140.0130.00717.86
7.4.130.0150.00516.50
7.4.120.0070.01016.44
7.4.110.0080.01116.36
7.4.100.0150.00816.29
7.4.90.0060.01216.34
7.4.80.0070.01519.39
7.4.70.0090.00916.42
7.4.60.0130.00416.45
7.4.50.0000.00816.20
7.4.40.0060.01116.33
7.4.30.0140.01016.36
7.4.00.0070.00814.81
7.3.330.0000.00513.05
7.3.320.0050.00013.10
7.3.310.0030.00316.15
7.3.300.0000.00716.08
7.3.290.0000.00716.09
7.3.280.0100.00716.20
7.3.270.0090.00917.40
7.3.260.0100.00616.32
7.3.250.0100.00716.25
7.3.240.0070.01116.14
7.3.230.0100.00716.39
7.3.210.0090.01116.46
7.3.200.0120.00616.32
7.3.190.0090.00916.36
7.3.180.0120.00316.51
7.3.170.0110.01016.27
7.3.160.0100.00616.24
7.3.120.0040.01514.83
7.3.110.0070.00715.04
7.3.100.0070.00714.46
7.3.90.0070.01114.86
7.3.80.0060.01214.79
7.3.70.0090.00314.83
7.3.60.0070.00714.63
7.3.50.0110.00314.85
7.3.40.0030.01214.75
7.3.30.0070.01014.74
7.3.20.0100.00716.63
7.3.10.0100.00616.64
7.3.00.0070.00316.55
7.2.330.0120.00916.20
7.2.320.0090.00816.50
7.2.310.0140.00516.63
7.2.300.0130.01016.20
7.2.290.0120.00916.45
7.2.250.0060.01215.15
7.2.240.0030.01714.96
7.2.230.0070.00314.92
7.2.220.0070.00414.71
7.2.210.0130.00314.81
7.2.200.0040.01114.97
7.2.190.0150.00315.04
7.2.180.0060.00914.87
7.2.170.0030.00614.93
7.2.60.0120.00317.00
7.2.00.0090.01218.89
7.1.330.0000.01315.87
7.1.320.0120.00315.65
7.1.310.0070.00715.69
7.1.300.0030.01015.76
7.1.290.0070.01015.72
7.1.280.0030.00715.75
7.1.270.0040.01115.63
7.1.260.0030.00615.80
7.1.200.0080.00415.54
7.1.100.0000.01017.70
7.1.70.0020.00517.10
7.1.60.0100.01419.43
7.1.50.0060.00916.74
7.1.00.0030.07322.46
7.0.200.0180.00314.60
7.0.60.0030.08320.06
7.0.50.0070.07717.87
7.0.40.0030.04720.20
7.0.30.0270.06720.10
7.0.20.0300.07720.30
7.0.10.0070.05320.30
7.0.00.0100.06320.12
5.6.280.0000.05020.98
5.6.210.0100.06320.69
5.6.200.0030.09018.25
5.6.190.0100.08020.45
5.6.180.4030.04020.60
5.6.170.0300.07720.51
5.6.160.0030.04720.46
5.6.150.0170.05318.12
5.6.140.0130.08018.28
5.6.130.0000.08318.19
5.6.120.0030.04721.01
5.6.110.0070.07720.97
5.6.100.0070.06321.00
5.6.90.0130.07720.99
5.6.80.0070.08020.47
5.5.350.0300.07320.40
5.5.340.0070.08318.04
5.5.330.0100.05020.13
5.5.320.0370.06320.24
5.5.310.0270.06320.29
5.5.300.0070.05318.05
5.5.290.0100.04017.95
5.5.280.0100.08020.89
5.5.270.0070.05720.82
5.5.260.0000.04320.79
5.5.250.0070.05720.54
5.5.240.0000.08320.25
5.4.450.0330.05019.15
5.4.440.0370.05719.15
5.4.430.0130.05719.53
5.4.420.0130.06019.67
5.4.410.0230.06319.01
5.4.400.0370.04019.23
5.4.390.0370.05019.23
5.4.380.0230.05019.30
5.4.370.0370.06719.26
5.4.360.0430.06318.81
5.4.350.0100.06319.23
5.4.340.0330.06718.99
5.4.320.0230.06318.96
5.4.310.0270.05019.14
5.4.300.0170.05319.27
5.4.290.0300.05319.25
5.4.280.0330.04719.20
5.4.270.0300.05719.09
5.4.260.0170.05019.13
5.4.250.0230.05319.03
5.4.240.0700.04019.12
5.4.230.0700.05019.09
5.4.220.0770.06718.78
5.4.210.0600.06718.82
5.4.200.0500.04719.14
5.4.190.0200.05319.04
5.4.180.0230.05319.13
5.4.170.0270.06019.02
5.4.160.0170.06019.11
5.4.150.0200.05719.26
5.4.140.0130.05716.44
5.4.130.0300.03716.71
5.4.120.0170.04716.30
5.4.110.0330.06016.44
5.4.100.0270.06016.55
5.4.90.0530.05316.59
5.4.80.0330.06016.45
5.4.70.0400.04316.46
5.4.60.0130.07316.54
5.4.50.0300.05316.59
5.4.40.0130.05016.54
5.4.30.0230.04716.59
5.4.20.0130.05016.57
5.4.10.0130.06016.57
5.4.00.0200.05015.88

preferences:
63.84 ms | 400 KiB | 5 Q