3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('zend.multibyte', '1'); ini_set('mbstring.internal_encoding', 'big5'); $recipient = 'bugreports@internot.info'; $headers = ':'; $subject = ':Hello World!'; $message = 'https://internot.info/'; mb_send_mail($recipient, $subject, $message, $headers);

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)
8.3.60.0180.00418.15
8.3.50.0070.00719.88
8.3.40.0120.00318.89
8.3.30.0040.01118.95
8.3.20.0070.00020.04
8.3.10.0000.00821.48
8.3.00.0080.00019.66
8.2.180.0110.00417.00
8.2.170.0080.00622.96
8.2.160.0150.00420.68
8.2.150.0000.00725.66
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0040.00419.48
8.2.110.0090.00022.38
8.2.100.0070.00317.84
8.2.90.0050.00319.21
8.2.80.0070.00019.41
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0000.00918.07
8.2.40.0110.00418.08
8.2.30.0030.00619.56
8.2.20.0000.00817.64
8.2.10.0050.00318.12
8.2.00.0050.00517.77
8.1.280.0120.00325.92
8.1.270.0080.00022.09
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00624.09
8.1.230.0080.00419.29
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0080.00017.55
8.1.180.0040.00418.10
8.1.170.0060.00318.81
8.1.160.0040.00419.00
8.1.150.0050.00518.90
8.1.140.0040.00417.57
8.1.130.0040.00417.49
8.1.120.0040.00417.60
8.1.110.0070.00017.47
8.1.100.0030.00417.63
8.1.90.0060.00317.47
8.1.80.0030.00517.55
8.1.70.0000.00817.41
8.1.60.0040.00417.74
8.1.50.0050.00317.63
8.1.40.0030.00617.61
8.1.30.0040.00417.73
8.1.20.0040.00417.72
8.1.10.0030.00517.54
8.1.00.0050.00517.64
8.0.300.0040.00418.77
8.0.290.0040.00417.28
8.0.280.0000.00718.52
8.0.270.0070.00017.23
8.0.260.0030.00316.82
8.0.250.0030.00317.08
8.0.240.0050.00217.07
8.0.230.0040.00416.98
8.0.220.0070.00016.98
8.0.210.0000.00716.98
8.0.200.0040.00416.99
8.0.190.0080.00017.02
8.0.180.0050.00316.93
8.0.170.0040.00417.01
8.0.160.0000.00716.98
8.0.150.0040.00416.98
8.0.140.0040.00416.87
8.0.130.0000.00513.54
8.0.120.0040.00417.02
8.0.110.0050.00316.89
8.0.100.0060.00316.99
8.0.90.0040.00416.91
8.0.80.0160.00616.98
8.0.70.0080.00016.92
8.0.60.0000.00816.89
8.0.50.0000.00717.02
8.0.30.0100.01117.24
8.0.20.0140.00617.40
8.0.10.0070.00016.88
8.0.00.0110.00816.82
7.4.330.0050.00015.11
7.4.320.0030.00316.59
7.4.300.0030.00316.64
7.4.290.0040.00416.55
7.4.280.0110.00016.51
7.4.270.0030.00316.72
7.4.260.0030.00316.48
7.4.250.0040.00416.66
7.4.240.0000.00716.55
7.4.230.0070.00016.41
7.4.220.0040.00416.48
7.4.210.0030.01416.56
7.4.200.0050.00216.37
7.4.160.0080.00816.46
7.4.150.0070.01017.40
7.4.140.0120.01417.86
7.4.130.0070.01116.46
7.4.120.0060.01016.51
7.4.110.0070.00516.51
7.4.100.0120.00916.57
7.4.90.0100.00716.59
7.4.80.0040.01819.39
7.4.70.0000.01716.59
7.4.60.0070.01116.55
7.4.50.0040.00416.53
7.4.40.0110.00516.47
7.4.30.0080.01416.68
7.4.00.0070.00714.99
7.3.330.0030.00313.23
7.3.320.0000.00613.25
7.3.310.0070.00016.40
7.3.300.0070.00016.34
7.3.290.0070.00916.33
7.3.280.0070.01016.34
7.3.270.0130.00317.40
7.3.260.0030.01616.32
7.3.250.0080.01116.46
7.3.240.0040.01216.52
7.3.230.0070.01016.41
7.3.210.0150.00016.36
7.3.200.0080.01419.39
7.3.190.0110.00716.32
7.3.180.0090.00616.59
7.3.170.0090.00916.34
7.3.160.0080.00816.36
7.2.330.0120.00816.71
7.2.320.0110.00516.39
7.2.310.0080.01116.54
7.2.300.0100.00616.22
7.2.290.0060.01616.47
7.2.60.0060.01016.85
7.2.00.0070.01019.49
7.1.200.0090.00315.78
7.1.100.0000.01518.20
7.1.70.0050.00317.13
7.1.60.0100.01419.34
7.1.50.0090.00317.04
7.1.00.0000.08022.38
7.0.200.0030.00816.84
7.0.140.0070.04722.04
7.0.60.0070.08720.02
7.0.50.0000.04717.91
7.0.40.0100.06720.23
7.0.30.0670.06020.34
7.0.20.0230.07320.09
7.0.10.0170.08020.18
7.0.00.0030.04720.00
5.6.210.0030.06320.50
5.6.200.0100.04718.13
5.6.190.0030.06720.41
5.6.180.3130.04020.77
5.6.170.0270.06720.47
5.6.160.0100.06020.41
5.6.150.0070.03718.15
5.6.140.0030.05318.15
5.6.130.0100.08318.16
5.6.120.0100.05020.99
5.6.110.0100.07721.00
5.6.100.0070.06021.00
5.6.90.0100.05021.09
5.6.80.0130.07020.37
5.5.350.0270.08020.38
5.5.340.0070.04318.02
5.5.330.0070.04020.14
5.5.320.0370.04720.51
5.5.310.0100.04720.29
5.5.300.0070.05317.98
5.5.290.0070.07718.00
5.5.280.0030.08720.67
5.5.270.0130.08720.78
5.5.260.0130.07720.86
5.5.250.0130.06020.57
5.5.240.0000.05320.34
5.4.450.0770.04319.38
5.4.440.0570.03319.13
5.4.430.0330.03719.20
5.4.420.0100.05719.43
5.4.410.0170.05018.95
5.4.400.0030.06018.82
5.4.390.0170.06718.63
5.4.380.0070.05718.68
5.4.370.0070.07018.79
5.4.360.0130.05018.78
5.4.350.0170.04313.88
5.4.340.0030.04013.98
5.4.320.0100.03714.43
5.4.310.0100.03714.36
5.4.300.0130.04014.34
5.4.290.0070.04014.30
5.4.280.0030.04014.23
5.4.270.0070.04014.26
5.4.260.0070.04014.22
5.4.250.0030.04014.27
5.4.240.0100.04014.21
5.4.230.0170.03014.23
5.4.220.0070.04314.19
5.4.210.0030.04014.12
5.4.200.0070.04014.24
5.4.190.0070.03714.23
5.4.180.0100.03714.27
5.4.170.0100.03714.21
5.4.160.0070.04014.23
5.4.150.0270.03314.19
5.4.140.0170.03013.95
5.4.130.0130.03713.88
5.4.120.0030.04013.80
5.4.110.0230.03313.81
5.4.100.0170.02713.97
5.4.90.0030.04313.87
5.4.80.0000.04713.85
5.4.70.0100.04313.96
5.4.60.0100.03313.88
5.4.50.0070.03713.77
5.4.40.0100.03314.04
5.4.30.0100.03713.87
5.4.20.0100.03313.81
5.4.10.0170.03313.82
5.4.00.0070.03713.52
5.3.290.0100.05014.79
5.3.280.0000.04714.55
5.3.270.0130.03314.77
5.3.260.0100.03714.55
5.3.250.0100.03714.72
5.3.240.0070.04014.63
5.3.230.0070.04014.65
5.3.220.0030.05314.55
5.3.210.0200.03314.71
5.3.200.0070.03714.49
5.3.190.0070.04714.55
5.3.180.0100.05014.53
5.3.170.0170.03314.50
5.3.160.0130.03314.69
5.3.150.0030.04714.72
5.3.140.0130.03714.52
5.3.130.0070.05014.57
5.3.120.0070.04014.51
5.3.110.0130.03314.66
5.3.100.0070.04013.95
5.3.90.0130.04014.00
5.3.80.0070.04314.13
5.3.70.0130.03013.94
5.3.60.0070.03714.03
5.3.50.0170.03014.05
5.3.40.0070.04313.97
5.3.30.0030.04314.00
5.3.20.0030.04713.61
5.3.10.0100.03713.61
5.3.00.0130.03713.66
5.2.170.0000.04311.25
5.2.160.0100.02711.09
5.2.150.0100.03011.27
5.2.140.0030.03311.11
5.2.130.0070.03011.01
5.2.120.0070.03311.15
5.2.110.0100.03711.08
5.2.100.0100.03711.17
5.2.90.0070.03011.11
5.2.80.0070.03011.01
5.2.70.0100.02711.09
5.2.60.0070.03011.03
5.2.50.0100.02710.98
5.2.40.0070.02711.12
5.2.30.0100.03711.09
5.2.20.0170.02011.01
5.2.10.0070.03010.99
5.2.00.0030.03010.66
5.1.60.0030.0309.95
5.1.50.0070.02310.05
5.1.40.0100.02010.03
5.1.30.0070.02710.34
5.1.20.0070.02710.52
5.1.10.0100.02710.03
5.1.00.0070.03010.03
5.0.50.0030.0238.66
5.0.40.0070.0178.53
5.0.30.0070.0308.14
5.0.20.0030.0238.11
5.0.10.0070.0178.20
5.0.00.0100.0378.12
4.4.90.0000.0205.81
4.4.80.0070.0135.84
4.4.70.0070.0135.88
4.4.60.0030.0175.85
4.4.50.0100.0175.82
4.4.40.0100.0205.92
4.4.30.0000.0235.82
4.4.20.0030.0135.89
4.4.10.0000.0206.04
4.4.00.0000.0305.85
4.3.110.0000.0205.82
4.3.100.0030.0175.80
4.3.90.0000.0205.71
4.3.80.0070.0235.74
4.3.70.0000.0175.73
4.3.60.0000.0175.71
4.3.50.0030.0135.70
4.3.40.0030.0235.85
4.3.30.0030.0174.49
4.3.20.0100.0104.52
4.3.10.0000.0174.44
4.3.00.0000.01317.02

preferences:
64.53 ms | 400 KiB | 5 Q