3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_encode_mimeheader("äöäüõõüö <eöl@mäil.cüm>", "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)
8.3.60.0000.01418.18
8.3.50.0100.01221.09
8.3.40.0000.01518.73
8.3.30.0030.01018.84
8.3.20.0030.00520.25
8.3.10.0080.00022.05
8.3.00.0050.00220.43
8.2.180.0040.01116.38
8.2.170.0120.00922.96
8.2.160.0070.00719.13
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0090.00026.16
8.2.120.0110.00017.47
8.2.110.0040.00422.08
8.2.100.0040.00819.51
8.2.90.0000.00718.92
8.2.80.0000.00817.97
8.2.70.0000.00817.38
8.2.60.0150.00017.55
8.2.50.0030.00518.07
8.2.40.0000.00919.95
8.2.30.0040.00418.09
8.2.20.0040.00417.57
8.2.10.0000.00717.43
8.2.00.0000.00917.50
8.1.280.0110.00425.92
8.1.270.0000.00822.18
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0040.00423.75
8.1.230.0030.00719.16
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0040.00417.39
8.1.180.0000.00818.47
8.1.170.0030.00618.64
8.1.160.0050.00222.00
8.1.150.0000.00918.52
8.1.140.0050.00317.31
8.1.130.0000.00717.69
8.1.120.0030.00517.39
8.1.110.0000.00817.32
8.1.100.0070.00017.26
8.1.90.0000.00717.29
8.1.80.0030.00317.24
8.1.70.0000.00717.32
8.1.60.0060.00317.39
8.1.50.0030.00617.44
8.1.40.0060.00317.47
8.1.30.0050.00317.45
8.1.20.0030.00517.56
8.1.10.0050.00517.48
8.1.00.0040.00417.42
8.0.300.0000.00718.77
8.0.290.0000.00717.05
8.0.280.0040.00418.48
8.0.270.0000.00717.31
8.0.260.0040.00418.45
8.0.250.0030.00316.86
8.0.240.0040.00416.80
8.0.230.0000.00716.91
8.0.220.0000.00816.68
8.0.210.0030.00316.86
8.0.200.0000.00816.89
8.0.190.0040.00416.77
8.0.180.0000.00716.85
8.0.170.0050.00316.77
8.0.160.0040.00416.87
8.0.150.0000.00716.75
8.0.140.0040.00416.69
8.0.130.0000.00513.23
8.0.120.0050.00316.66
8.0.110.0040.00416.75
8.0.100.0070.00016.63
8.0.90.0040.00416.77
8.0.80.0030.01316.84
8.0.70.0040.00416.80
8.0.60.0020.00516.64
8.0.50.0050.00316.79
8.0.30.0120.00616.83
8.0.20.0130.00517.40
8.0.10.0000.00716.69
8.0.00.0100.01016.56
7.4.330.0050.00015.02
7.4.320.0000.00716.51
7.4.300.0030.00316.44
7.4.290.0000.00616.55
7.4.280.0040.00416.52
7.4.270.0030.00316.33
7.4.260.0000.00716.39
7.4.250.0000.00716.47
7.4.240.0000.00916.33
7.4.230.0000.00716.32
7.4.220.0060.00916.43
7.4.210.0100.00916.54
7.4.200.0000.00716.59
7.4.190.0030.00316.59
7.4.160.0090.00616.38
7.4.150.0130.00317.40
7.4.140.0080.00817.86
7.4.130.0100.01016.41
7.4.120.0130.00516.20
7.4.110.0130.00416.45
7.4.100.0090.00816.52
7.4.90.0090.00916.36
7.4.80.0030.01419.39
7.4.70.0090.00916.43
7.4.60.0050.01116.21
7.4.50.0040.00416.20
7.4.40.0080.00822.77
7.4.30.0160.00616.24
7.4.00.0070.00714.59
7.3.330.0000.00512.95
7.3.320.0030.00313.11
7.3.310.0030.00316.10
7.3.300.0030.00316.23
7.3.290.0090.01216.21
7.3.280.0110.00616.19
7.3.270.0040.01317.40
7.3.260.0140.00416.14
7.3.250.0070.00916.38
7.3.240.0140.00716.11
7.3.230.0000.02016.45
7.3.210.0110.00616.30
7.3.200.0150.00619.39
7.3.190.0130.00316.41
7.3.180.0030.01816.28
7.3.170.0150.00016.27
7.3.160.0130.00316.21
7.3.120.0100.00414.54
7.3.10.0060.01116.38
7.3.00.0100.00316.67
7.2.330.0090.00916.43
7.2.320.0060.01516.63
7.2.310.0090.00616.35
7.2.300.0070.01016.30
7.2.290.0090.00916.50
7.2.130.0050.00516.88
7.2.120.0030.01016.93
7.2.110.0070.00716.95
7.2.100.0070.00316.61
7.2.90.0060.00816.87
7.2.80.0060.01016.51
7.2.70.0030.00916.60
7.2.60.0150.01116.71
7.2.50.0040.00416.71
7.2.40.0000.00916.71
7.2.30.0060.00616.84
7.2.20.0000.00816.66
7.2.10.0070.00416.65
7.2.00.0070.01016.93
7.1.250.0080.00315.66
7.1.200.0130.00315.23
7.1.70.0040.00417.01
7.1.60.0030.00716.98
7.1.50.0030.01016.91
7.1.00.0030.07722.46
7.0.200.0000.01116.39
7.0.140.0070.07021.97
7.0.100.0100.08720.16
7.0.90.0100.04319.93
7.0.80.0170.07319.95
7.0.70.0170.07719.87
7.0.60.0130.07719.91
7.0.50.0130.09720.30
7.0.40.0100.08320.13
7.0.30.0230.03319.99
7.0.20.0100.04720.17
7.0.10.0100.08320.04
7.0.00.0100.04020.12
5.6.280.0000.07721.09
5.6.250.0100.08720.56
5.6.240.0100.07720.66
5.6.230.0070.08020.58
5.6.220.0030.05720.57
5.6.210.0230.07020.64
5.6.200.0130.07321.11
5.6.190.0000.08021.02
5.6.180.0170.07721.03
5.6.170.0100.08721.08
5.6.160.0100.08021.05
5.6.150.0170.08021.05
5.6.140.0100.08021.04
5.6.130.0100.05721.04
5.6.120.0070.04321.05
5.6.110.0070.04321.09
5.6.100.0070.09021.08
5.6.90.0000.09321.10
5.6.80.0070.08020.48
5.6.70.0200.06720.32
5.6.60.0130.07720.42
5.6.50.0100.04020.42
5.6.40.0070.06720.48
5.6.30.0070.08020.48
5.6.20.0030.05020.31
5.6.10.0100.07720.36
5.6.00.0070.07720.27
5.5.380.0030.08320.51
5.5.370.0030.07320.40
5.5.360.0130.07720.33
5.5.350.0070.08020.33
5.5.340.0100.07320.88
5.5.330.0130.07020.79
5.5.320.0030.10020.92
5.5.310.0100.06320.90
5.5.300.0030.08320.87
5.5.290.0170.07720.77
5.5.280.0230.06320.72
5.5.270.0100.04320.86
5.5.260.0130.07720.71
5.5.250.0100.07720.73
5.5.240.0200.06720.26
5.5.230.0100.05320.20
5.5.220.0070.08020.16
5.5.210.0130.05020.30
5.5.200.0100.06720.22
5.5.190.0030.08320.14
5.5.180.0000.06320.25
5.5.160.0100.05020.14
5.5.150.0070.06720.26
5.5.140.0030.05020.10
5.5.130.0030.07720.17
5.5.120.0130.06720.23
5.5.110.0000.07719.97
5.5.100.0070.05720.12
5.5.90.0100.08020.09
5.5.80.0070.07020.11
5.5.70.0130.06720.05
5.5.60.0000.08720.04
5.5.50.0000.06720.05
5.5.40.0070.08320.04
5.5.30.0070.07320.04
5.5.20.0200.03719.93
5.5.10.0100.06719.93
5.5.00.0130.06720.03
5.4.450.0130.06319.39
5.4.440.0000.05019.44
5.4.430.0070.07319.30
5.4.420.0130.07719.55
5.4.410.0100.07719.34
5.4.400.0070.07718.90
5.4.390.0130.08019.05
5.4.380.0030.08019.12
5.4.370.0100.07019.12
5.4.360.0030.05319.19
5.4.350.0030.05718.94
5.4.340.0070.08319.04
5.4.320.0000.06718.94
5.4.310.0100.06319.14
5.4.300.0030.08018.90
5.4.290.0100.04318.89
5.4.280.0130.05319.07
5.4.270.0170.03018.89
5.4.260.0100.04719.11
5.4.250.0000.07019.06
5.4.240.0200.06319.05
5.4.230.0070.07318.79
5.4.220.0030.07319.16
5.4.210.0070.06719.02
5.4.200.0030.06018.94
5.4.190.0170.06719.11
5.4.180.0170.06319.11
5.4.170.0070.07719.05
5.4.160.0030.07718.91
5.4.150.0130.04718.75
5.4.140.0070.07716.37
5.4.130.0030.05316.07
5.4.120.0130.06016.34
5.4.110.0030.07016.46
5.4.100.0030.06016.23
5.4.90.0070.06716.21
5.4.80.0030.04716.24
5.4.70.0130.05016.20
5.4.60.0170.06716.23
5.4.50.0100.06716.41
5.4.40.0100.05716.26
5.4.30.0070.07316.32
5.4.20.0000.07016.32
5.4.10.0100.05316.20
5.4.00.0100.07015.77
5.3.290.0100.06314.63
5.3.280.0070.08014.59
5.3.270.0030.07014.61
5.3.260.0100.06014.46
5.3.250.0130.06314.58
5.3.240.0030.04714.59
5.3.230.0070.05014.43
5.3.220.0070.05714.56
5.3.210.0030.08014.55
5.3.200.0100.07714.42
5.3.190.0100.07014.55
5.3.180.0070.05714.38
5.3.170.0000.05014.54
5.3.160.0030.06014.53
5.3.150.0100.07314.41
5.3.140.0100.07314.52
5.3.130.0030.05014.54
5.3.120.0130.07014.40
5.3.110.0170.06714.40
5.3.100.0070.04713.98
5.3.90.0070.07713.97
5.3.80.0070.08014.00
5.3.70.0070.04013.97
5.3.60.0070.08013.94
5.3.50.0100.07713.93
5.3.40.0070.08313.73
5.3.30.0070.07313.86
5.3.20.0100.06713.69
5.3.10.0130.07013.60
5.3.00.0000.08013.59
5.2.170.0100.06011.18
5.2.160.0130.04011.08
5.2.150.0030.03310.96
5.2.140.0070.05310.95
5.2.130.0100.05011.02
5.2.120.0000.05711.04
5.2.110.0130.04710.96
5.2.100.0070.06010.91
5.2.90.0000.06311.09
5.2.80.0000.04011.05
5.2.70.0030.06311.16
5.2.60.0170.05010.88
5.2.50.0100.03310.95
5.2.40.0000.04311.01
5.2.30.0030.05010.80
5.2.20.0100.05310.75
5.2.10.0130.03010.93
5.2.00.0130.05010.77
5.1.60.0070.0239.98
5.1.50.0030.04310.03
5.1.40.0070.0509.85
5.1.30.0070.06010.19
5.1.20.0070.04010.39
5.1.10.0100.05010.12
5.1.00.0000.03010.07
5.0.50.0070.0439.73
5.0.40.0030.0479.73
5.0.30.0030.0509.73
5.0.20.0030.0439.73
5.0.10.0000.0509.73
5.0.00.0030.0639.73
4.4.90.0070.0279.73
4.4.80.0000.0209.73
4.4.70.0030.0239.73
4.4.60.0000.0379.73
4.4.50.0070.0239.73
4.4.40.0100.0409.73
4.4.30.0030.0309.73
4.4.20.0000.0279.73
4.4.10.0070.0309.73
4.4.00.0000.0509.73
4.3.110.0070.0379.73
4.3.100.0030.0239.73
4.3.90.0070.0339.73
4.3.80.0000.0479.73
4.3.70.0000.0379.73
4.3.60.0070.0179.73
4.3.50.0000.0379.73
4.3.40.0070.0539.73
4.3.30.0030.0379.73
4.3.20.0070.0339.73
4.3.10.0000.0339.73
4.3.00.0030.0339.73

preferences:
49.14 ms | 401 KiB | 5 Q