3v4l.org

run code in 300+ PHP versions simultaneously
<?php $file = '/dev/urandom'; $handle = fopen($file, 'r'); $files = array(); while ( TRUE ) { $data = base64_encode(fread($handle, 200)); $tmp = fopen(tempnam(), 'r'); fwrite($tmp, 'hello'); // Store the file pointer so that it isn't freed // right away. $files[] = $tmp; }

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)
8.3.40.0110.00418.84
8.3.30.0140.00319.14
8.3.20.0070.00020.17
8.3.10.0040.00423.48
8.3.00.0070.00417.50
8.2.170.0070.00722.96
8.2.160.0070.01320.13
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00422.07
8.2.110.0030.00720.99
8.2.100.0090.00317.84
8.2.90.0000.00917.78
8.2.80.0060.00318.98
8.2.70.0080.00019.65
8.2.60.0000.00817.93
8.2.50.0050.00318.10
8.2.40.0050.00520.64
8.2.30.0040.00417.92
8.2.20.0000.00717.64
8.2.10.0040.00418.13
8.2.00.0030.00617.64
8.1.270.0080.00022.09
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0030.00622.20
8.1.230.0120.00021.03
8.1.220.0030.00617.74
8.1.210.0030.00518.77
8.1.200.0040.00417.36
8.1.190.0030.00617.23
8.1.180.0030.00618.10
8.1.170.0040.00418.58
8.1.160.0000.00722.03
8.1.150.0060.00318.45
8.1.140.0040.00417.47
8.1.130.0000.00717.76
8.1.120.0000.00717.43
8.1.110.0000.00717.29
8.1.100.0030.00417.40
8.1.90.0000.01117.34
8.1.80.0000.00717.47
8.1.70.0030.00317.37
8.1.60.0030.00517.53
8.1.50.0030.00517.55
8.1.40.0000.00717.52
8.1.30.0060.00317.54
8.1.20.0000.00717.50
8.1.10.0030.00617.62
8.1.00.0040.00417.52
8.0.300.0070.00020.23
8.0.290.0050.00216.88
8.0.280.0070.00018.34
8.0.270.0000.00817.32
8.0.260.0000.00617.16
8.0.250.0030.00317.06
8.0.240.0070.00017.05
8.0.230.0070.00016.93
8.0.220.0050.00217.05
8.0.210.0000.00716.86
8.0.200.0030.00316.93
8.0.190.0000.00817.03
8.0.180.0070.00016.96
8.0.170.0000.00716.99
8.0.160.0000.00717.02
8.0.150.0000.00716.94
8.0.140.0000.00716.86
8.0.130.0050.00013.42
8.0.120.0000.00716.99
8.0.110.0040.00416.92
8.0.100.0030.00516.85
8.0.90.0030.00416.86
8.0.80.0060.00917.04
8.0.70.0040.00416.86
8.0.60.0040.00417.01
8.0.50.0030.00516.93
8.0.30.0080.01116.98
8.0.20.0130.00617.40
8.0.10.0040.00417.00
8.0.00.0080.00916.69
7.4.330.0050.00015.03
7.4.320.0040.00416.43
7.4.300.0030.00316.40
7.4.290.0000.00816.34
7.4.280.0040.00416.48
7.4.270.0000.00716.36
7.4.260.0050.00216.31
7.4.250.0080.00016.39
7.4.240.0010.00616.35
7.4.230.0070.00016.25
7.4.220.0090.01216.34
7.4.210.0110.01116.42
7.4.200.0040.00416.26
7.4.190.0000.00716.57
7.4.160.0180.01416.55
7.4.150.0150.01917.40
7.4.140.0150.01517.86
7.4.130.0170.01116.49
7.4.120.0220.01116.48
7.4.110.0200.01416.47
7.4.100.0260.01516.35
7.4.90.0160.02116.37
7.4.80.0350.03819.39
7.4.70.0080.01316.59
7.4.60.0180.02016.36
7.4.50.0030.00616.34
7.4.40.0040.01622.77
7.4.30.0090.00916.35
7.3.330.0040.00813.25
7.3.320.0030.00313.32
7.3.310.0040.00316.23
7.3.300.0000.00716.30
7.3.290.0150.01416.27
7.3.280.0060.01316.22
7.3.270.0240.01417.40
7.3.260.0280.01616.23
7.3.250.0100.01616.31
7.3.240.0060.01516.21
7.3.230.0380.01416.39
7.3.210.0400.00916.13
7.3.200.0090.01819.39
7.3.190.0320.01716.46
7.3.180.0110.00816.44
7.3.170.0130.00616.27
7.3.160.0120.02916.16
7.2.330.0320.01616.54
7.2.320.0130.00616.54
7.2.310.0100.01016.39
7.2.300.0120.00616.51
7.2.290.0500.01716.68
7.2.100.2680.00314.70
7.2.90.0330.00614.42
7.2.80.3800.01014.34
7.2.70.0310.00314.98
7.2.60.0610.01014.91
7.2.50.0620.00414.83
7.2.40.0200.00814.77
7.2.30.0350.00814.70
7.2.20.0220.00014.80
7.2.10.0910.00614.61
7.2.00.0080.01114.62
7.1.220.0780.00713.70
7.1.210.0310.00613.81
7.1.200.2430.00913.80
7.1.190.0180.00513.88
7.1.180.0750.00013.96
7.1.170.2220.00313.81
7.1.160.0090.00913.74
7.1.150.3020.00914.00
7.1.140.0110.01513.78
7.1.130.0560.00513.58
7.1.120.0170.00413.82
7.1.110.0750.00913.88
7.1.100.0160.00913.71
7.1.90.1070.00713.68
7.1.80.1990.00313.72
7.0.310.0180.00313.43
7.0.300.0130.00313.42
7.0.290.0140.00313.61
7.0.280.1990.00013.62
7.0.270.0170.00013.64
7.0.260.0160.00513.38
7.0.250.0980.00013.68
7.0.240.0120.00913.38
7.0.230.0370.00613.70
7.0.220.0060.00813.62
5.6.380.0060.01114.04
5.6.370.0120.00514.47
5.6.360.0120.00614.01
5.6.350.0120.00914.29
5.6.340.0060.01514.08
5.6.330.0060.00914.57
5.6.320.0160.00314.42

preferences:
39.07 ms | 400 KiB | 5 Q