3v4l.org

run code in 300+ PHP versions simultaneously
<?php class VariableStream { function stream_open($path, $mode, $options, &$opened_path) { return true; } function stream_read($count) { return "x"; } function stream_write($data) { return strlen($data); } function stream_tell() { return 0; } function stream_eof() { return true; } function stream_seek($offset, $whence) { return false; } function stream_metadata($path, $option, $var) { return true; } } stream_wrapper_register("var", "VariableStream") or die("Failed to register protocol"); chmod("var://myvar", 0777); /* $myvar = ""; $fp = fopen("var://myvar", "r+"); fwrite($fp, "line1\n"); fwrite($fp, "line2\n"); fwrite($fp, "line3\n"); rewind($fp); while (!feof($fp)) { echo fgets($fp); } fclose($fp); var_dump($myvar); */

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)
8.3.60.0170.00318.41
8.3.50.0120.00821.27
8.3.40.0070.00718.60
8.3.30.0140.00020.34
8.3.20.0040.00420.36
8.3.10.0030.00620.95
8.3.00.0080.00023.66
8.2.180.0130.00716.38
8.2.170.0070.00722.96
8.2.160.0110.00320.43
8.2.150.0040.00424.18
8.2.140.0030.00724.66
8.2.130.0070.00026.16
8.2.120.0050.00221.04
8.2.110.0070.00320.27
8.2.100.0070.00417.78
8.2.90.0080.00017.75
8.2.80.0030.00518.78
8.2.70.0040.00417.38
8.2.60.0080.00017.50
8.2.50.0050.00317.80
8.2.40.0040.00419.66
8.2.30.0070.00017.75
8.2.20.0000.00717.59
8.2.10.0050.00317.57
8.2.00.0090.00017.65
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00618.99
8.1.230.0040.00720.89
8.1.220.0080.00017.74
8.1.210.0030.00518.77
8.1.200.0030.00517.35
8.1.190.0060.00317.22
8.1.180.0040.00718.10
8.1.170.0000.00817.62
8.1.160.0040.00418.73
8.1.150.0050.00318.49
8.1.140.0040.00417.29
8.1.130.0030.00317.75
8.1.120.0000.00717.35
8.1.110.0080.00017.45
8.1.100.0030.00617.38
8.1.90.0040.00417.46
8.1.80.0040.00417.34
8.1.70.0040.00417.35
8.1.60.0000.00817.45
8.1.50.0040.00417.42
8.1.40.0000.00717.36
8.1.30.0040.00417.48
8.1.20.0040.00417.42
8.1.10.0040.00417.43
8.1.00.0030.00517.32
8.0.300.0040.00418.77
8.0.290.0040.00416.58
8.0.280.0030.00318.43
8.0.270.0030.00317.19
8.0.260.0000.00616.77
8.0.250.0000.00716.93
8.0.240.0050.00316.81
8.0.230.0030.00316.95
8.0.220.0030.00316.83
8.0.210.0000.00916.76
8.0.200.0030.00316.85
8.0.190.0000.00716.88
8.0.180.0000.00716.88
8.0.170.0000.00816.88
8.0.160.0030.00516.79
8.0.150.0000.00716.77
8.0.140.0080.00016.71
8.0.130.0030.00313.27
8.0.120.0040.00416.70
8.0.110.0050.00316.93
8.0.100.0000.00716.71
8.0.90.0000.00816.82
8.0.80.0100.00716.74
8.0.70.0040.00416.66
8.0.60.0020.00516.70
8.0.50.0030.00516.68
8.0.30.0110.00917.04
8.0.20.0070.01117.40
8.0.10.0070.00017.01
8.0.00.0160.00616.58
7.4.330.0060.00014.96
7.4.320.0000.00716.47
7.4.300.0030.00316.54
7.4.290.0000.00716.46
7.4.280.0040.00416.54
7.4.270.0000.00716.30
7.4.260.0050.00013.20
7.4.250.0000.00816.46
7.4.240.0040.00416.51
7.4.230.0000.00716.64
7.4.220.0030.02316.50
7.4.210.0080.00816.55
7.4.200.0030.00316.63
7.4.190.0070.00016.31
7.4.160.0100.00716.37
7.4.150.0070.01017.40
7.4.140.0120.00517.86
7.4.130.0140.00516.39
7.4.120.0100.01016.47
7.4.110.0110.00516.50
7.4.100.0110.00616.53
7.4.90.0150.00616.39
7.4.80.0110.01019.39
7.4.70.0070.01016.39
7.4.60.0070.01016.33
7.4.50.0030.00616.53
7.4.40.0060.00622.77
7.4.30.0080.00816.36
7.4.00.0070.00714.82
7.3.330.0050.00013.26
7.3.320.0000.00613.18
7.3.310.0040.00416.19
7.3.300.0000.00616.24
7.3.290.0060.00616.26
7.3.280.0070.01016.20
7.3.270.0030.01617.40
7.3.260.0140.01018.24
7.3.250.0050.01216.35
7.3.240.0100.00716.31
7.3.230.0100.00716.39
7.3.210.0140.00316.51
7.3.200.0150.00319.39
7.3.190.0070.01016.47
7.3.180.0060.00916.47
7.3.170.0110.00516.38
7.3.160.0150.00716.49
7.3.120.0080.00815.02
7.2.330.0100.01316.61
7.2.320.0100.01316.32
7.2.310.0100.01416.50
7.2.300.0090.00616.43
7.2.290.0090.00916.27
7.2.00.0000.01519.51
7.1.100.0120.00018.20
7.1.70.0030.00516.94
7.1.60.0170.00719.17
7.1.50.0080.00316.74
7.1.00.0000.08022.45
7.0.200.0030.00616.64
7.0.140.0030.06722.15
7.0.100.0000.08721.68
7.0.90.0030.06321.71
7.0.80.0030.07321.74
7.0.70.0070.05021.73
7.0.60.0030.04721.72
7.0.50.0000.04322.12
7.0.40.0030.04019.98
7.0.30.0030.04020.05
7.0.20.0000.07720.08
7.0.10.0030.08320.18
7.0.00.0030.08020.13
5.6.280.0000.07321.11
5.6.250.0030.03320.60
5.6.240.0000.07720.61
5.6.230.0030.06020.76
5.6.220.0100.06720.66
5.6.210.0070.03020.47
5.6.200.0030.04321.04
5.6.190.0070.05021.02
5.6.180.0030.05721.04
5.6.170.0070.07721.11
5.6.160.0070.03020.99
5.6.150.0070.07021.02
5.6.140.0030.07021.10
5.6.130.0000.08321.06
5.6.120.0070.08020.96
5.6.110.0070.04721.03
5.6.100.0030.06021.04
5.6.90.0070.03020.97
5.6.80.0000.03320.35
5.6.70.0070.03320.50
5.6.60.0030.04020.39
5.6.50.0030.08320.41
5.6.40.0030.07720.38
5.6.30.0100.07720.45
5.6.20.0000.08320.39
5.6.10.0030.07020.40
5.6.00.0030.04320.28
5.5.380.0070.07320.43
5.5.370.0000.04020.43
5.5.360.0030.04320.36
5.5.350.0000.04320.34
5.5.340.0100.07320.75
5.5.330.0000.04320.83
5.5.320.0000.08720.89
5.5.310.0030.07720.63
5.5.300.0000.08020.91
5.5.290.0000.03720.87
5.5.280.0030.06320.93
5.5.270.0070.03720.80
5.5.260.0000.03720.82
5.5.250.0000.03720.58
5.5.240.0030.08020.11
5.5.230.0070.07320.26
5.5.220.0000.03320.27
5.5.210.0000.05320.16
5.5.200.0000.03720.24
5.5.190.0000.08720.16
5.5.180.0070.07320.27
5.5.160.0100.04020.14
5.5.150.0070.07320.09
5.5.140.0000.03320.24
5.5.130.0000.03320.11
5.5.120.0030.07720.20
5.5.110.0030.07320.08
5.5.100.0030.06320.05
5.5.90.0070.05020.16
5.5.80.0070.07320.07
5.5.70.0000.04020.04
5.5.60.0030.03319.99
5.5.50.0000.05320.16
5.5.40.0070.07320.05
5.5.30.0100.06719.94
5.5.20.0070.06720.00
5.5.10.0100.08319.98
5.5.00.0000.08720.00
5.4.450.0030.08019.41
5.4.440.0070.06719.18
5.4.430.0000.03319.55
5.4.420.0000.06319.46
5.4.410.0130.07019.09
5.4.400.0030.07719.17
5.4.390.0070.07019.16
5.4.380.0070.06319.08
5.4.370.0070.07019.16
5.4.360.0000.05719.14
5.4.350.0030.07018.95
5.4.340.0100.06319.05
5.4.320.0030.07719.03
5.4.310.0030.03019.23
5.4.300.0030.06019.13
5.4.290.0030.05718.87
5.4.280.0030.06719.23
5.4.270.0000.05719.17
5.4.260.0070.07018.84
5.4.250.0070.02719.08
5.4.240.0030.06019.00
5.4.230.0030.04018.94
5.4.220.0030.08018.84
5.4.210.0030.05719.04
5.4.200.0000.06319.02
5.4.190.0000.07319.02
5.4.180.0030.03019.21
5.4.170.0070.07319.02
5.4.160.0030.03719.11
5.4.150.0030.07719.00
5.4.140.0070.07316.44
5.4.130.0070.07016.28
5.4.120.0100.02316.40
5.4.110.0070.03016.51
5.4.100.0030.03316.50
5.4.90.0030.05716.34
5.4.80.0000.04316.45
5.4.70.0030.06716.37
5.4.60.0030.06316.33
5.4.50.0030.03316.41
5.4.40.0100.07016.45
5.4.30.0000.07316.32
5.4.20.0030.07316.40
5.4.10.0000.06316.47
5.4.00.0070.06315.80
5.3.290.0000.04015.59
5.3.280.0030.03315.59
5.3.270.0070.03015.59
5.3.260.0030.07015.59
5.3.250.0000.06315.59
5.3.240.0030.06015.59
5.3.230.0070.06315.59
5.3.220.0030.07015.59
5.3.210.0030.04015.59
5.3.200.0030.03015.59
5.3.190.0000.05315.59
5.3.180.0000.07715.59
5.3.170.0070.07315.59
5.3.160.0000.08315.59
5.3.150.0000.07715.59
5.3.140.0030.07315.59
5.3.130.0000.07315.59
5.3.120.0030.03315.59
5.3.110.0070.04015.59
5.3.100.0000.07315.59
5.3.90.0000.07015.59
5.3.80.0030.06015.59
5.3.70.0000.05015.59
5.3.60.0030.06715.59
5.3.50.0000.07315.59
5.3.40.0100.04715.59
5.3.30.0000.07015.59
5.3.20.0000.07015.59
5.3.10.0000.07715.59
5.3.00.0000.03015.59
5.2.170.0000.06315.59
5.2.160.0000.02315.59
5.2.150.0030.02715.59
5.2.140.0030.06015.59
5.2.130.0030.04315.59
5.2.120.0000.03015.59
5.2.110.0030.02015.59
5.2.100.0000.05715.59
5.2.90.0070.02315.59
5.2.80.0000.06315.59
5.2.70.0030.02315.59
5.2.60.0030.06315.59
5.2.50.0000.06015.59
5.2.40.0000.02715.59
5.2.30.0070.06015.59
5.2.20.0000.05315.59
5.2.10.0000.06015.59
5.2.00.0000.06315.59
5.1.60.0070.05015.59
5.1.50.0030.02015.59
5.1.40.0000.02715.59
5.1.30.0030.06715.59
5.1.20.0000.05315.59
5.1.10.0030.04015.59
5.1.00.0000.03015.59
5.0.50.0000.03315.59
5.0.40.0000.01715.59
5.0.30.0000.06015.59
5.0.20.0000.04315.59
5.0.10.0000.04715.59
5.0.00.0030.05315.59
4.4.90.0000.03015.59
4.4.80.0000.03315.59
4.4.70.0000.03015.59
4.4.60.0030.01715.59
4.4.50.0000.03715.59
4.4.40.0000.04015.59
4.4.30.0000.03715.59
4.4.20.0030.03315.59
4.4.10.0000.02015.59
4.4.00.0000.05015.59
4.3.110.0000.01315.59
4.3.100.0000.01715.59
4.3.90.0000.02715.59
4.3.80.0030.05315.59
4.3.70.0030.01015.59
4.3.60.0030.02315.59
4.3.50.0000.03015.59
4.3.40.0030.03015.59
4.3.30.0000.02315.59
4.3.20.0000.01315.59
4.3.10.0000.03715.59
4.3.00.0000.03715.59

preferences:
52.98 ms | 401 KiB | 5 Q