3v4l.org

run code in 300+ PHP versions simultaneously
<?php set_time_limit(0); error_reporting (E_ALL ^ E_NOTICE); $url = "http://www.google.com"; $chars = array(0); foreach ($chars as $a) { foreach ($chars as $b) { foreach ($chars as $c) { foreach ($chars as $d) { $__ = curl_init($url.$a.$b.$c.$d); echo $__; curl_setopt($__, CURLOPT_HEADER, 1); curl_setopt($__, CURLOPT_NOBODY, 1); curl_setopt($__, CURLOPT_RETURNTRANSFER, 1); curl_exec($__); fwrite($_, " ".curl_getinfo($__, CURLINFO_CONTENT_LENGTH_DOWNLOAD)); echo curl_getinfo($__, CURLINFO_CONTENT_LENGTH_DOWNLOAD); } } } } fclose($_);

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)
8.3.60.0070.00718.43
8.3.50.0110.00721.94
8.3.40.0000.01418.77
8.3.30.0110.00418.82
8.3.20.0030.00520.35
8.3.10.0050.00323.52
8.3.00.0080.00017.68
8.2.180.0090.00916.88
8.2.170.0150.00422.96
8.2.160.0030.01020.33
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0030.00617.38
8.2.110.0070.00422.24
8.2.100.0060.00617.92
8.2.90.0030.00519.21
8.2.80.0050.00317.97
8.2.70.0100.00017.75
8.2.60.0050.00317.80
8.2.50.0000.00818.07
8.2.40.0040.00419.38
8.2.30.0030.00320.55
8.2.20.0040.00417.76
8.2.10.0070.00018.13
8.2.00.0040.00418.18
8.1.280.0110.00425.92
8.1.270.0070.00723.92
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.52
8.1.230.0080.00417.65
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.36
8.1.190.0000.00917.23
8.1.180.0050.00318.10
8.1.170.0050.00318.47
8.1.160.0070.00022.07
8.1.150.0040.00418.95
8.1.140.0040.00417.54
8.1.130.0050.00217.77
8.1.120.0040.00417.53
8.1.110.0050.00317.55
8.1.100.0000.00717.38
8.1.90.0040.00417.49
8.1.80.0000.00717.34
8.1.70.0000.00717.53
8.1.60.0000.00917.56
8.1.50.0070.00417.54
8.1.40.0000.00817.50
8.1.30.0000.00817.54
8.1.20.0000.00817.61
8.1.10.0050.00217.57
8.1.00.0030.00717.54
8.0.300.0030.00518.77
8.0.290.0000.00816.75
8.0.280.0020.00518.52
8.0.270.0030.00317.23
8.0.260.0000.00717.34
8.0.250.0040.00416.98
8.0.240.0080.00016.93
8.0.230.0000.00716.96
8.0.220.0060.00317.04
8.0.210.0000.00716.97
8.0.200.0040.00417.08
8.0.190.0030.00916.93
8.0.180.0080.00017.05
8.0.170.0070.00017.01
8.0.160.0070.00016.88
8.0.150.0040.00416.89
8.0.140.0060.00316.94
8.0.130.0000.00513.47
8.0.120.0040.00416.99
8.0.110.0090.00016.89
8.0.100.0000.00816.93
8.0.90.0000.00816.77
8.0.80.0110.00716.93
8.0.70.0000.00716.93
8.0.60.0040.00416.78
8.0.50.0050.00216.97
8.0.30.0080.00917.03
8.0.20.0150.00517.40
8.0.10.0000.00817.16
8.0.00.0100.00916.88
7.4.330.0060.00015.20
7.4.320.0000.00716.43
7.4.300.0030.00316.43
7.4.290.0070.00016.54
7.4.280.0070.00016.54
7.4.270.0040.00416.46
7.4.260.0000.00716.60
7.4.250.0030.00316.50
7.4.240.0040.00316.53
7.4.230.0070.00016.43
7.4.220.0130.00616.57
7.4.210.0080.01216.45
7.4.200.0030.00316.61
7.4.160.0080.00816.54
7.4.150.0120.00917.40
7.4.140.0130.00517.86
7.4.130.0060.01116.60
7.4.120.0120.00616.50
7.4.110.0070.01016.43
7.4.100.0100.00916.56
7.4.90.0110.00716.63
7.4.80.0030.01419.39
7.4.70.0120.00616.64
7.4.60.0090.00916.62
7.4.50.0040.00416.34
7.4.40.0030.01316.73
7.4.30.0090.01216.53
7.4.00.0100.00715.21
7.3.330.0060.00013.24
7.3.320.0000.00613.22
7.3.310.0000.00816.39
7.3.300.0050.00216.35
7.3.290.0070.01116.33
7.3.280.0080.00816.31
7.3.270.0090.00917.40
7.3.260.0030.01516.46
7.3.250.0110.00816.47
7.3.240.0090.00916.54
7.3.230.0090.00916.53
7.3.210.0060.01216.52
7.3.200.0060.01016.29
7.3.190.0120.00416.46
7.3.180.0130.00316.46
7.3.170.0030.01516.50
7.3.160.0080.00816.49
7.3.10.0060.00616.42
7.3.00.0090.00316.59
7.2.330.0060.01216.72
7.2.320.0100.01316.60
7.2.310.0080.01116.71
7.2.300.0120.00816.45
7.2.290.0160.00516.63
7.2.130.0100.00316.70
7.2.120.0040.01116.86
7.2.110.0070.00416.91
7.2.100.0060.00316.83
7.2.90.0030.00916.77
7.2.80.0030.00816.64
7.2.70.0080.00016.70
7.2.60.0100.00516.57
7.2.50.0000.00817.08
7.2.40.0000.01116.74
7.2.30.0060.00616.71
7.2.20.0000.01016.53
7.2.10.0070.00416.45
7.2.00.0050.00918.30
7.1.250.0000.01015.61
7.1.200.0080.00415.65
7.1.100.0080.00018.17
7.1.70.0050.00517.26
7.1.60.0090.01619.29
7.1.50.0070.00716.78
7.1.00.0030.07722.33
7.0.200.0030.00516.66
7.0.60.0130.07019.94
7.0.50.0000.06017.91
7.0.40.0170.08320.30
7.0.30.0330.07020.13
7.0.20.0270.06720.20
7.0.10.0030.04320.32
7.0.00.0000.04320.13
5.6.280.0070.03021.02
5.6.210.0100.08320.65
5.6.200.0170.07318.05
5.6.190.0070.04020.41
5.6.180.0270.08020.39
5.6.170.0270.07720.51
5.6.160.0030.08720.33
5.6.150.0000.06018.12
5.6.140.0030.05318.07
5.6.130.0070.07718.10
5.6.120.0100.05021.01
5.6.110.0100.06721.02
5.6.100.0230.07021.01
5.6.90.0030.07721.07
5.6.80.0130.08020.51
5.5.350.0100.07720.41
5.5.340.0000.05318.01
5.5.330.0200.07020.23
5.5.320.0130.04020.22
5.5.310.0230.07320.28
5.5.300.0100.04718.02
5.5.290.0070.03718.00
5.5.280.0070.05020.96
5.5.270.0070.03720.79
5.5.260.0200.06720.63
5.5.250.0070.07020.59
5.5.240.0230.06720.28
5.4.450.4270.04019.21
5.4.440.3370.03319.15
5.4.430.3300.04019.25
5.4.420.4300.03719.41
5.4.410.3600.03719.27
5.4.400.3330.03318.81
5.4.390.4070.04018.88
5.4.380.3700.03319.14
5.4.370.3600.04318.81
5.4.360.4100.04718.92
5.4.350.3400.04019.10
5.4.340.3600.03719.13
5.4.320.3430.04319.08
5.4.310.4130.04719.05
5.4.300.3100.04719.15
5.4.290.3430.05019.16
5.4.280.3430.04719.19
5.4.270.3430.04019.14
5.4.260.3370.04019.16
5.4.250.3130.02319.07
5.4.240.3570.04319.13
5.4.230.3300.03719.12
5.4.220.4070.04319.07
5.4.210.3570.04019.04
5.4.200.3600.03719.08
5.4.190.3400.04719.20
5.4.180.3530.03719.05
5.4.170.3370.03319.08
5.4.160.3300.03718.90
5.4.150.3700.03719.06
5.4.140.3870.02316.33
5.4.130.3470.03316.45
5.4.120.3570.03316.35
5.4.110.3830.03716.38
5.4.100.3700.03316.42
5.4.90.3530.03716.06
5.4.80.3530.04016.38

preferences:
50.38 ms | 401 KiB | 5 Q