3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_internal_encoding('UTF-8'); echo 'Subject: ', mb_encode_mimeheader('Vil du modtage advisering om udbud indenfor dit foretningsområde blandt over 100.000 nye udbud pr. år', 'UTF-8', 'B');

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)
8.3.70.0090.00618.36
8.3.60.0040.01118.43
8.3.50.0120.00521.92
8.3.40.0120.00318.44
8.3.30.0100.00319.14
8.3.20.0070.00020.20
8.3.10.0050.00323.71
8.3.00.0000.00820.75
8.2.180.0030.01218.13
8.2.170.0110.00718.94
8.2.160.0100.00322.96
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0070.00020.52
8.2.110.0120.00620.56
8.2.100.0050.00717.78
8.2.90.0040.00419.08
8.2.80.0050.00317.97
8.2.70.0000.00917.63
8.2.60.0040.00417.80
8.2.50.0080.00018.07
8.2.40.0050.00419.81
8.2.30.0040.00418.16
8.2.20.0040.00417.74
8.2.10.0060.00317.93
8.2.00.0000.00717.60
8.1.280.0070.01125.92
8.1.270.0040.00422.19
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0100.00723.79
8.1.230.0040.00721.03
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0060.00317.11
8.1.190.0000.00817.10
8.1.180.0040.00418.89
8.1.170.0040.00418.56
8.1.160.0040.00421.93
8.1.150.0030.00518.57
8.1.140.0030.00517.39
8.1.130.0000.00717.66
8.1.120.0070.00017.41
8.1.110.0040.00417.44
8.1.100.0070.00017.27
8.1.90.0040.00417.40
8.1.80.0000.00717.35
8.1.70.0070.00017.35
8.1.60.0000.00917.52
8.1.50.0030.00517.31
8.1.40.0000.00817.38
8.1.30.0040.00417.48
8.1.20.0030.00517.52
8.1.10.0040.00417.49
8.1.00.0040.00417.33
8.0.300.0000.00920.16
8.0.290.0040.00416.75
8.0.280.0070.00018.50
8.0.270.0070.00017.26
8.0.260.0030.00317.16
8.0.250.0030.00316.97
8.0.240.0030.00316.94
8.0.230.0030.00316.88
8.0.220.0050.00316.82
8.0.210.0030.00316.69
8.0.200.0000.00716.77
8.0.190.0040.00416.79
8.0.180.0000.00716.74
8.0.170.0080.00016.82
8.0.160.0040.00416.88
8.0.150.0000.00716.71
8.0.140.0000.00716.78
8.0.130.0050.00013.21
8.0.120.0000.00816.69
8.0.110.0000.01016.81
8.0.100.0040.00416.70
8.0.90.0040.00416.76
8.0.80.0030.01316.82
8.0.70.0040.00416.82
8.0.60.0040.00416.84
8.0.50.0050.00216.87
8.0.30.0110.00717.02
8.0.20.0130.01017.40
8.0.10.0000.00716.68
8.0.00.0100.00816.78
7.4.330.0000.00515.00
7.4.320.0000.00616.43
7.4.300.0030.00316.36
7.4.290.0030.00316.52
7.4.280.0030.00516.52
7.4.270.0030.00316.43
7.4.260.0050.00216.51
7.4.250.0000.00716.47
7.4.240.0020.00516.49
7.4.230.0040.00416.56
7.4.220.0090.01616.36
7.4.210.0070.01016.54
7.4.200.0050.00216.27
7.4.190.0070.00016.41
7.4.160.0100.00516.19
7.4.150.0110.00617.40
7.4.140.0080.00917.86
7.4.130.0110.00516.55
7.4.120.0150.00416.43
7.4.110.0040.01316.31
7.4.100.0030.01316.30
7.4.90.0060.01016.55
7.4.80.0080.01319.39
7.4.70.0130.01016.36
7.4.60.0060.01116.22
7.4.50.0060.00316.23
7.4.40.0000.01616.26
7.4.30.0040.01216.36
7.4.00.0060.01114.84
7.3.330.0030.00313.04
7.3.320.0050.00013.08
7.3.310.0040.00416.26
7.3.300.0000.00716.15
7.3.290.0060.00916.31
7.3.280.0040.01216.19
7.3.270.0120.00617.40
7.3.260.0090.00816.27
7.3.250.0120.00616.38
7.3.240.0060.00916.29
7.3.230.0100.00716.43
7.3.210.0070.01416.47
7.3.200.0070.01319.39
7.3.190.0090.01216.46
7.3.180.0090.00916.48
7.3.170.0120.00916.41
7.3.160.0070.01016.49
7.3.120.0080.00814.68
7.2.330.0110.00616.42
7.2.320.0150.00316.30
7.2.310.0090.01316.42
7.2.300.0100.00616.61
7.2.290.0120.00616.42
7.2.00.0170.00419.26
7.1.100.0370.00317.75
7.1.70.0030.00717.13
7.1.60.0070.01019.46
7.1.50.0100.01616.89
7.1.00.0000.08022.44
7.0.200.0070.00316.54
7.0.140.0070.07322.18
7.0.60.0030.05319.86
7.0.50.0100.08317.80
7.0.40.0130.04720.09
7.0.30.0270.06320.00
7.0.20.0400.07320.17
7.0.10.0100.08320.17
7.0.00.0070.04320.11
5.6.280.0070.06720.77
5.6.210.0100.08320.70
5.6.200.0070.07718.13
5.6.190.0070.04320.61
5.6.180.0170.04020.39
5.6.170.0270.05320.71
5.6.160.0100.08320.48
5.6.150.0030.08318.18
5.6.140.0000.04318.11
5.6.130.0030.08318.16
5.6.120.0030.04320.98
5.6.110.0070.08720.98
5.6.100.0070.08320.93
5.6.90.0070.06020.96
5.6.80.0130.07720.37
5.5.350.3100.03320.41
5.5.340.0030.08018.01
5.5.330.0030.08020.57
5.5.320.0230.03720.17
5.5.310.0430.06720.28
5.5.300.0130.06017.98
5.5.290.0070.08018.02
5.5.280.0030.08020.88
5.5.270.0070.08720.83
5.5.260.0030.04020.86
5.5.250.0030.04320.61
5.5.240.0000.08020.18
5.4.450.4130.03719.49
5.4.440.0170.05719.21
5.4.430.1570.06019.34
5.4.420.4100.03719.45
5.4.410.3630.04319.37
5.4.400.4970.03019.07
5.4.390.4100.04318.88
5.4.380.4130.02719.08
5.4.370.4000.03318.97
5.4.360.4370.04018.97
5.4.350.4300.04719.04
5.4.340.4330.03318.97
5.4.320.3670.04319.17
5.4.310.3830.04319.16
5.4.300.4230.03319.12
5.4.290.4100.03319.16
5.4.280.4400.04719.16
5.4.270.4700.04019.20
5.4.260.4730.03319.04
5.4.250.4630.04019.16
5.4.240.5470.04019.21
5.4.230.4070.03719.26
5.4.220.4370.04319.15
5.4.210.4200.03019.16
5.4.200.3770.03719.20
5.4.190.4030.03319.15
5.4.180.3970.03719.14
5.4.170.4570.03718.91
5.4.160.4530.03718.86
5.4.150.4000.04019.14
5.4.140.3830.03016.46
5.4.130.4200.03016.37
5.4.120.4300.04316.22
5.4.110.3870.03716.22
5.4.100.3630.04016.35
5.4.90.4100.03016.57
5.4.80.2930.03716.40
5.4.70.0000.03716.34
5.4.60.0000.04016.36
5.4.50.3430.03316.44
5.4.40.3800.02716.54
5.4.30.3030.04016.30
5.4.20.2930.03716.43
5.4.10.3130.03016.23
5.4.00.3700.03315.89
5.3.290.4200.03314.58
5.3.280.4000.03714.53
5.3.270.4770.03714.58
5.3.260.4630.04014.53
5.3.250.4200.03714.55
5.3.240.4030.03714.52
5.3.230.4070.03014.52
5.3.220.3500.04014.46
5.3.210.4200.03014.50
5.3.200.4170.04014.52
5.3.190.2800.03714.35
5.3.180.2930.03314.34
5.3.170.2700.03314.48
5.3.160.0000.03714.50
5.3.150.1670.04014.49
5.3.140.3600.03714.43
5.3.130.3270.03314.44
5.3.120.3200.03014.52
5.3.110.3030.03714.44
5.3.100.3030.03714.00
5.3.90.3300.04013.96
5.3.80.3370.03313.96
5.3.70.4070.04013.97
5.3.60.4100.03313.98
5.3.50.3730.03713.92
5.3.40.4200.03313.76
5.3.30.3730.04013.88
5.3.20.0100.07013.51
5.3.10.4830.04013.57
5.3.00.4830.03713.58
5.2.170.3100.03311.22
5.2.160.4000.02311.02
5.2.150.3730.02711.05
5.2.140.0030.05711.22
5.2.130.0170.03011.05
5.2.120.0870.02711.03
5.2.110.4130.02311.11
5.2.100.3530.03311.09
5.2.90.3830.03310.93
5.2.80.3770.03011.04
5.2.70.3270.03011.03
5.2.60.3300.03010.98
5.2.50.4100.02711.00
5.2.40.3170.02710.98
5.2.30.3100.03310.90
5.2.20.2930.02711.05
5.2.10.2970.03010.85
5.2.00.3100.02310.57
5.1.60.3300.0239.99
5.1.50.3200.02310.14
5.1.40.2670.0279.96
5.1.30.3330.02710.41
5.1.20.2830.03310.38
5.1.10.2630.0239.97
5.1.00.2700.02710.11
5.0.50.1270.0178.38
5.0.40.1500.0208.38
5.0.30.1530.0278.37
5.0.20.1130.0208.18
5.0.10.1570.0208.12
5.0.00.1800.0308.15
4.4.90.1330.0135.79
4.4.80.1370.0175.80
4.4.70.1770.0205.81
4.4.60.1270.0175.81
4.4.50.1500.0175.83
4.4.40.1900.0235.89
4.4.30.1900.0105.83
4.4.20.0330.0205.84
4.4.10.1370.0135.82
4.4.00.1430.0205.79
4.3.110.1670.0135.82
4.3.100.1530.0175.76
4.3.90.1630.0175.71
4.3.80.1530.0275.73
4.3.70.1530.0135.82
4.3.60.1730.0105.70
4.3.50.1630.0105.77
4.3.40.1530.0235.68
4.3.30.0730.0174.91
4.3.20.0770.0174.91
4.3.10.0770.0204.91
4.3.00.1070.0204.91

preferences:
50.67 ms | 401 KiB | 5 Q