3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('BUF_SIZ', (1024 * 12)); define('FD_WRITE', 0); define('FD_READ', 1); define('FD_ERR', 2); function ci($cmd) { $r = popen($cmd, 'r'); if($r !== false && $r !== null) { $rt = ''; while(!feof($r)) { $rt .= fread($r, 9999); } pclose($r); return $rt; } else { return false; } } function pe($cmd) { $desc = array(0 => array("pipe", "r"), 1 => array("pipe", "w"), 2 => array("pipe", "w")); $ptr = @proc_open($cmd, $desc, $pipes, NULL, $_ENV); if (!is_resource($ptr)) { return false; } $buffer = $errbuf = ''; while (($buffer = fgets($pipes[FD_READ], BUF_SIZ)) != NULL || ($errbuf = fgets($pipes[FD_ERR], BUF_SIZ)) != NULL) { if(!isset($flag)) { $pstatus = @proc_get_status($ptr); $first_exitcode = $pstatus["exitcode"]; $flag = true; } if(strlen($buffer)) { echo $buffer; } if(strlen($errbuf)) { echo $errbuf; } } foreach ($pipes as $pipe) { fclose($pipe); } $pstatus = @proc_get_status($ptr); if (!strlen($pstatus["exitcode"]) || $pstatus["running"]) { if ($pstatus["running"]) { @proc_terminate($ptr); } $ret = @proc_close($ptr); } else { if ((($first_exitcode + 256) % 256) == 255 && (($pstatus["exitcode"] + 256) % 256) != 255) { $ret = $pstatus["exitcode"]; } elseif (!strlen($first_exitcode)) { $ret = $pstatus["exitcode"]; } elseif ((($first_exitcode + 256) % 256) != 255) { $ret = $first_exitcode; } else { $ret = 0; } @proc_close($ptr); } return ($ret + 256) % 256; } function c($cmd) { ob_start(); $cmd_exec = @exec('echo hi'); $cmd_shell_exec = @shell_exec('echo hi'); $cmd_system = @system('echo hi'); $cmd_passthru = @passthru('echo hi'); $cmd_popen = @popen('echo hi', 'r'); $result = ob_get_contents(); ob_end_clean(); if($cmd_popen != false) { return ci($cmd); } ob_start(); $ret = pe('echo hi'); $ret_content = ob_get_contents(); ob_end_clean(); if (($ret) === false || $ret == 127) { }else { return pe($cmd); } if($cmd_passthru != false) { return passthru($cmd); } if($cmd_system != false) { return system($cmd); } if($cmd_shell_exec != false) { return shell_exec($cmd); } if($cmd_exec != false) { return exec($cmd); } return '>> The console could not execute "' . $cmd . '"'; } echo c('ls');

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)
8.3.60.0030.01316.62
8.3.50.0050.01222.06
8.3.40.0070.01118.89
8.3.30.0060.01019.23
8.3.20.0030.00520.29
8.3.10.0040.00523.66
8.3.00.0000.00919.26
8.2.180.0090.00718.63
8.2.170.0150.00022.96
8.2.160.0070.01120.44
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0080.00022.30
8.2.110.0100.00120.60
8.2.100.0090.00417.85
8.2.90.0090.00018.16
8.2.80.0000.00917.97
8.2.70.0060.00317.63
8.2.60.0030.00617.93
8.2.50.0000.00918.07
8.2.40.0000.00918.16
8.2.30.0000.00818.10
8.2.20.0040.00417.85
8.2.10.0040.00418.20
8.2.00.0100.00117.72
8.1.280.0060.00925.92
8.1.270.0030.00623.84
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00722.19
8.1.230.0080.00320.89
8.1.220.0050.00317.77
8.1.210.0000.01018.77
8.1.200.0030.00717.36
8.1.190.0040.00417.55
8.1.180.0030.00718.10
8.1.170.0080.00018.78
8.1.160.0040.00422.11
8.1.150.0040.00418.75
8.1.140.0040.00417.47
8.1.130.0080.00017.88
8.1.120.0100.00017.66
8.1.110.0030.00617.46
8.1.100.0100.00017.52
8.1.90.0030.00617.59
8.1.80.0030.00617.53
8.1.70.0060.00317.45
8.1.60.0030.00717.70
8.1.50.0030.00617.60
8.1.40.0080.00017.59
8.1.30.0030.00617.63
8.1.20.0000.00817.60
8.1.10.0060.00317.51
8.1.00.0040.00417.57
8.0.300.0000.00920.29
8.0.290.0000.00817.30
8.0.280.0000.00718.46
8.0.270.0000.00717.38
8.0.260.0000.00717.36
8.0.250.0000.00717.05
8.0.240.0070.00016.95
8.0.230.0080.00017.04
8.0.220.0000.00716.99
8.0.210.0070.00017.00
8.0.200.0000.00816.96
8.0.190.0000.01017.07
8.0.180.0020.00516.91
8.0.170.0080.00117.04
8.0.160.0000.00817.01
8.0.150.0030.00616.85
8.0.140.0030.00616.98
8.0.130.0050.00113.64
8.0.120.0000.00816.86
8.0.110.0080.00016.84
8.0.100.0030.00616.95
8.0.90.0000.00817.02
8.0.80.0190.00516.94
8.0.70.0020.00516.84
8.0.60.0030.00616.86
8.0.50.0080.00016.84
8.0.30.0170.00517.20
8.0.20.0140.01417.40
8.0.10.0040.00417.13
8.0.00.0100.01116.81
7.4.330.0000.00515.18
7.4.320.0030.00416.54
7.4.300.0050.00316.56
7.4.290.0040.00416.60
7.4.280.0030.00616.43
7.4.270.0040.00516.54
7.4.260.0070.00016.40
7.4.250.0000.00816.53
7.4.240.0050.00416.62
7.4.230.0070.00016.67
7.4.220.0060.01316.60
7.4.210.0100.00716.54
7.4.200.0040.00416.73
7.4.190.0040.00416.61
7.4.160.0100.00816.52
7.4.150.0120.01017.40
7.4.140.0140.01217.86
7.4.130.0130.01116.65
7.4.120.0120.01016.60
7.4.110.0100.01116.61
7.4.100.0100.01016.70
7.4.90.0130.00816.45
7.4.80.0120.01619.39
7.4.70.0130.00816.57
7.4.60.0130.00716.47
7.4.50.0040.00416.86
7.4.40.0110.00822.77
7.4.30.0200.00716.42
7.4.10.0100.01214.95
7.4.00.0100.01315.09
7.3.330.0000.00613.39
7.3.320.0030.00313.47
7.3.310.0050.00316.58
7.3.300.0040.00416.46
7.3.290.0100.00816.48
7.3.280.0080.01216.45
7.3.270.0110.01217.40
7.3.260.0040.01616.41
7.3.250.0080.01416.57
7.3.240.0090.01016.38
7.3.230.0120.00816.51
7.3.210.0090.01316.52
7.3.200.0090.01619.39
7.3.190.0130.00716.71
7.3.180.0070.01216.68
7.3.170.0080.01016.43
7.3.160.0040.01516.57
7.3.130.0050.01514.88
7.3.120.0120.00914.83
7.3.110.0120.01014.63
7.3.100.0080.01015.03
7.3.90.0040.01614.66
7.3.80.0050.01014.95
7.3.70.0090.01114.84
7.3.60.0060.01214.91
7.3.50.0070.00814.88
7.3.40.0120.01114.79
7.3.30.0120.00814.70
7.3.20.0070.00816.64
7.3.10.0110.00516.71
7.3.00.0040.01116.47
7.2.330.0060.01416.72
7.2.320.0340.02616.60
7.2.310.0040.02116.56
7.2.300.0080.01016.82
7.2.290.0140.01216.71
7.2.260.0060.01715.32
7.2.250.0130.00815.07
7.2.240.0110.00815.02
7.2.230.0110.00615.18
7.2.220.0120.00914.90
7.2.210.0100.00914.96
7.2.200.0070.00914.94
7.2.190.0120.00515.19
7.2.180.0090.00815.04
7.2.170.0040.01715.14
7.2.160.0080.01215.03
7.2.150.0040.01316.90
7.2.140.0070.01117.01
7.2.130.0110.00616.68
7.2.120.0130.00816.64
7.2.110.0070.01516.64
7.2.100.0000.01517.05
7.2.90.0030.01916.89
7.2.80.0090.00517.00
7.2.70.0140.01116.73
7.2.60.0080.01116.83
7.2.50.0090.01017.08
7.2.40.0000.02316.90
7.2.30.0070.01016.96
7.2.20.0120.00716.70
7.2.10.0090.00816.95
7.2.00.0070.01116.98
7.1.330.0040.01515.87
7.1.320.0120.00715.84
7.1.310.0150.00515.68
7.1.300.0090.00515.93
7.1.290.0040.01315.83
7.1.280.0130.00815.86
7.1.270.0060.00815.68
7.1.260.0040.01315.80
7.1.250.0140.00115.89
7.1.240.0150.00515.98
7.1.230.0070.01216.09
7.1.220.0120.00515.94
7.1.210.0100.00515.92
7.1.200.0250.00915.79
7.1.190.0040.01915.70
7.1.180.0090.01115.82
7.1.170.0140.00515.90
7.1.160.0100.01316.00
7.1.150.0090.01115.82
7.1.140.0070.01215.90
7.1.130.0100.01115.86
7.1.120.0030.01615.87
7.1.110.0070.00916.09
7.1.100.0070.01117.06
7.1.90.0100.01115.84
7.1.80.0110.01215.81
7.1.70.0100.00916.44
7.1.60.0090.01317.62
7.1.50.0130.01625.53
7.1.40.0150.00515.93
7.1.30.0150.00915.77
7.1.20.0180.00515.75
7.1.10.0100.00815.97
7.1.00.0090.04319.11
7.0.330.0000.01415.40
7.0.320.0070.00915.39
7.0.310.0090.01315.57
7.0.300.0130.00515.54
7.0.290.0090.01415.34
7.0.280.0030.01415.30
7.0.270.0070.01115.57
7.0.260.0110.00715.31
7.0.250.0030.01315.40
7.0.240.0150.00715.18
7.0.230.0090.01215.38
7.0.220.0080.01415.54
7.0.210.0110.00515.59
7.0.200.0110.01115.23
7.0.190.0070.01215.63
7.0.180.0070.01215.50
7.0.170.0100.01215.31
7.0.160.0100.00515.43
7.0.150.0080.00615.45
7.0.140.0090.04218.56
7.0.130.0100.01415.54
7.0.120.0070.00815.57
7.0.110.0100.00515.26
7.0.100.0060.01415.21
7.0.90.0070.01215.57
7.0.80.0090.00715.23
7.0.70.0090.01115.37
7.0.60.0080.02417.66
7.0.50.0160.04016.78
7.0.40.0040.05316.93
7.0.30.0150.02816.82
7.0.20.0170.04316.90
7.0.10.0110.04416.87
7.0.00.0040.05516.84
5.6.400.0070.01514.40
5.6.390.0070.01314.55
5.6.380.0100.00814.77
5.6.370.0040.01914.53
5.6.360.0070.01114.54
5.6.350.0030.01714.29
5.6.340.0000.01214.37
5.6.330.0000.01814.66
5.6.320.0030.01114.47
5.6.310.0110.00714.52
5.6.300.0130.00514.69
5.6.290.0080.01214.83
5.6.280.0080.04217.94
5.6.270.0120.00214.23
5.6.260.0080.01314.34
5.6.250.0100.00514.61
5.6.240.0000.01414.52
5.6.230.0120.00714.40
5.6.220.0140.00714.51
5.6.210.0100.02517.70
5.6.200.0120.03716.49
5.6.190.0070.04717.60
5.6.180.0190.03917.64
5.6.170.0170.04517.68
5.6.160.0080.03217.60
5.6.150.0080.04316.27
5.6.140.0050.02916.51
5.6.130.0070.02916.39
5.6.120.0080.03717.83
5.6.110.0110.04517.97
5.6.100.0120.04417.80
5.6.90.0150.03717.73
5.6.80.0130.04117.58
5.6.70.2300.02417.38
5.6.60.0100.00814.25
5.6.50.0100.01214.70
5.6.40.0080.01214.58
5.6.30.0070.01314.34
5.6.20.0100.00814.25
5.6.10.0080.00514.67
5.6.00.0070.01214.20
5.5.380.0030.01614.63
5.5.370.0090.01114.39
5.5.360.0010.01414.21
5.5.350.0110.04617.29
5.5.340.0080.04216.25
5.5.330.0130.03417.36
5.5.320.0150.02417.50
5.5.310.0220.04117.39
5.5.300.0100.04716.09
5.5.290.0080.04216.12
5.5.280.0070.04717.63
5.5.270.0090.04817.63
5.5.260.0020.03217.55
5.5.250.0060.04317.50
5.5.240.0230.03917.37
5.5.230.0130.00614.23
5.5.220.0000.02114.50
5.5.210.0080.01314.25
5.5.200.0070.01214.58
5.5.190.0060.01314.58
5.5.180.0030.01214.43
5.5.170.0070.01514.27
5.5.160.0070.01514.23
5.5.150.0110.00914.33
5.5.140.0100.01114.44
5.5.130.0060.01114.02
5.5.120.0130.00514.49
5.5.110.0070.01214.53
5.5.100.0140.00514.41
5.5.90.0080.01314.54
5.5.80.0030.01414.06
5.5.70.0030.01514.48
5.5.60.0130.00514.27
5.5.50.0060.01414.49
5.5.40.0090.01114.50
5.5.30.0120.00814.17
5.5.20.0000.01614.39
5.5.10.0080.01314.41
5.5.00.0070.01214.47
5.4.450.0410.04416.08
5.4.440.0510.02616.07
5.4.430.0350.03215.90
5.4.420.0360.03915.89
5.4.410.0370.02815.85
5.4.400.0500.03115.94
5.4.390.0420.03615.89
5.4.380.0220.02815.56
5.4.370.0290.03115.71
5.4.360.0130.03015.61
5.4.350.0180.03415.72
5.4.340.0150.03515.59
5.4.330.0040.01212.60
5.4.320.0070.02412.59
5.4.310.0080.02412.59
5.4.300.0070.02512.59
5.4.290.0070.03712.58
5.4.280.0090.03712.53
5.4.270.0080.02612.53
5.4.260.0040.02812.53
5.4.250.0060.02512.53
5.4.240.0070.02612.53
5.4.230.0100.02912.53
5.4.220.0100.02812.53
5.4.210.0130.02712.53
5.4.200.0070.02412.53
5.4.190.0090.02312.53
5.4.180.0120.02312.53
5.4.170.0130.02812.53
5.4.160.0120.03112.53
5.4.150.0170.03712.52
5.4.140.0090.03312.37
5.4.130.0100.03712.36
5.4.120.0150.03612.34
5.4.110.0130.02912.34
5.4.100.0120.02712.34
5.4.90.0110.02512.34
5.4.80.0100.02412.34
5.4.70.0050.02812.34
5.4.60.0070.02712.34
5.4.50.0070.02312.34
5.4.40.0090.02512.33
5.4.30.0090.02112.33
5.4.20.0050.02212.33
5.4.10.0100.01912.33
5.4.00.0060.02312.07
5.3.290.0060.02312.71
5.3.280.0070.02312.68
5.3.270.0070.02712.68
5.3.260.0110.02412.68
5.3.250.0060.02312.68
5.3.240.0060.02412.68
5.3.230.0060.02512.68
5.3.220.0110.01812.66
5.3.210.0120.01912.66
5.3.200.0090.02112.66
5.3.190.0030.02912.66
5.3.180.0080.02112.66
5.3.170.0090.02412.66
5.3.160.0070.02312.66
5.3.150.0100.02712.66
5.3.140.0060.02312.66
5.3.130.0080.03112.65
5.3.120.0090.03312.65
5.3.110.0060.03212.65
5.3.100.0050.02712.40
5.3.90.0090.02812.38
5.3.80.0070.02812.38
5.3.70.0040.02312.38
5.3.60.0110.02012.38
5.3.50.0100.02112.35
5.3.40.0050.02712.35
5.3.30.0060.02512.33
5.3.20.0060.02712.22
5.3.10.0090.02212.20
5.3.00.0100.02312.19
5.2.170.0090.0319.29
5.2.160.0080.0329.29
5.2.150.0100.0329.29
5.2.140.0070.0339.28
5.2.130.0080.0319.24
5.2.120.0110.0279.24
5.2.110.0040.0349.25
5.2.100.0100.0279.24
5.2.90.0130.0409.24
5.2.80.0180.0499.24
5.2.70.0120.0459.23
5.2.60.0120.0459.20
5.2.50.0120.0439.16
5.2.40.0080.0499.14
5.2.30.0070.0479.11
5.2.20.0100.0449.10
5.2.10.0070.0459.01
5.2.00.0120.0378.87
5.1.60.0080.0258.16
5.1.50.0110.0338.16
5.1.40.0090.0368.14
5.1.30.0050.0448.49
5.1.20.0100.0418.52
5.1.10.0090.0338.24
5.1.00.0070.0298.25
5.0.50.0100.0196.72
5.0.40.0070.0276.59
5.0.30.0060.0356.40
5.0.20.0060.0246.37
5.0.10.0160.0296.34
5.0.00.0060.0456.34
4.4.90.0060.0234.78
4.4.80.0070.0214.75
4.4.70.0070.0204.75
4.4.60.0060.0204.75
4.4.50.0050.0174.77
4.4.40.0050.0284.73
4.4.30.0050.0224.76
4.4.20.0060.0154.85
4.4.10.0040.0174.85
4.4.00.0060.0244.76
4.3.110.0070.0254.67
4.3.100.0030.0244.66
4.3.90.0080.0154.64
4.3.80.0050.0244.63
4.3.70.0030.0174.63
4.3.60.0070.0144.63
4.3.50.0060.0234.63
4.3.40.0060.0264.59
4.3.30.0030.0183.39
4.3.20.0020.0183.37
4.3.10.0060.0143.30
4.3.00.0170.03310.31

preferences:
43.26 ms | 401 KiB | 5 Q