3v4l.org

run code in 300+ PHP versions simultaneously
<?php $handle = fopen('file', 'w+'); // truncate + attempt to create fwrite($handle, '12345'); // file position > 0 rewind($handle); // position = 0 $content = stream_get_contents($handle); // file position = 0 in PHP 5.1.6, file position > 0 in PHP 5.2.17! fwrite($handle, '6789'); fclose($handle);

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)
8.3.60.0100.00716.25
8.3.50.0120.00517.41
8.3.40.0090.00618.84
8.3.30.0150.00418.71
8.3.20.0060.00318.85
8.3.10.0090.00018.52
8.3.00.0080.00019.25
8.2.180.0090.00616.73
8.2.170.0080.00822.96
8.2.160.0030.01518.79
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00317.93
8.2.110.0090.00920.52
8.2.100.0060.00617.91
8.2.90.0060.00517.76
8.2.80.0140.00517.74
8.2.70.0190.00517.31
8.2.60.0110.00817.52
8.2.50.0150.00517.53
8.2.40.0130.00618.43
8.2.30.0140.00417.47
8.2.20.0070.00517.60
8.2.10.0110.00717.41
8.2.00.0110.00717.50
8.1.280.0190.00325.92
8.1.270.0030.00623.99
8.1.260.0060.00326.35
8.1.250.0000.00728.09
8.1.240.0100.00022.52
8.1.230.0040.00822.76
8.1.220.0160.00117.49
8.1.210.0090.01017.99
8.1.200.0150.00317.10
8.1.190.0080.01016.86
8.1.180.0170.00117.66
8.1.170.0140.00417.42
8.1.160.0120.00518.08
8.1.150.0150.00517.84
8.1.140.0150.00317.14
8.1.130.0150.00317.22
8.1.120.0110.00717.32
8.1.110.0130.00517.39
8.1.100.0160.00417.25
8.1.90.0100.00817.21
8.1.80.0120.00717.22
8.1.70.0110.00717.32
8.1.60.0160.00317.32
8.1.50.0140.00317.36
8.1.40.0120.00717.38
8.1.30.0130.00617.59
8.1.20.0140.00517.57
8.1.10.0140.00517.55
8.1.00.0130.00517.33
8.0.300.0150.00218.31
8.0.290.0170.00516.60
8.0.280.0110.00517.49
8.0.270.0130.00316.97
8.0.260.0130.00316.75
8.0.250.0160.00216.82
8.0.240.0150.00416.71
8.0.230.0110.00716.81
8.0.220.0150.00516.74
8.0.210.0120.00616.74
8.0.200.0130.00416.72
8.0.190.0130.00616.75
8.0.180.0100.00816.69
8.0.170.0100.00916.84
8.0.160.0130.00416.77
8.0.150.0140.00516.74
8.0.140.0170.00516.70
8.0.130.0110.00714.90
8.0.120.0150.00416.71
8.0.110.0170.00016.64
8.0.100.0180.00116.76
8.0.90.0110.00716.73
8.0.80.0080.01416.80
8.0.70.0140.00416.75
8.0.60.0130.00516.75
8.0.50.0140.00516.72
8.0.30.0190.00316.69
8.0.20.0150.00716.78
8.0.10.0100.00716.82
8.0.00.0150.00916.71
7.4.330.0100.00314.53
7.4.320.0100.00716.38
7.4.300.0150.00216.29
7.4.290.0160.00216.33
7.4.280.0090.00716.37
7.4.270.0140.00216.38
7.4.260.0110.00614.67
7.4.250.0110.00616.35
7.4.240.0120.00516.33
7.4.230.0110.00516.35
7.4.220.0160.00916.30
7.4.210.0120.00816.41
7.4.200.0110.00616.42
7.4.190.0110.00516.32
7.4.180.0210.00416.19
7.4.160.0150.00516.37
7.4.150.0150.00616.40
7.4.140.0160.00617.02
7.4.130.0180.00516.37
7.4.120.0140.00716.36
7.4.110.0120.00916.27
7.4.100.0170.00516.31
7.4.90.0140.00716.28
7.4.80.0160.00617.79
7.4.70.0190.00616.40
7.4.60.0200.00316.29
7.4.50.0150.00216.29
7.4.40.0120.01216.92
7.4.30.0150.00816.37
7.4.20.0220.00616.19
7.4.10.0220.00816.19
7.4.00.0220.00315.63
7.3.330.0160.00214.67
7.3.320.0160.00214.69
7.3.310.0130.00616.17
7.3.300.0150.00316.24
7.3.290.0110.00816.28
7.3.280.0170.00516.25
7.3.270.0180.00416.25
7.3.260.0190.00416.21
7.3.250.0230.00616.19
7.3.240.0200.00216.17
7.3.230.0200.00816.38
7.3.220.0220.01116.19
7.3.210.0180.00616.22
7.3.200.0170.00616.26
7.3.190.0160.00616.23
7.3.180.0200.00716.22
7.3.170.0160.01016.18
7.3.160.0130.01016.37
7.3.150.0260.00516.19
7.3.140.0260.00316.19
7.3.130.0290.00016.19
7.3.120.0180.00615.41
7.3.110.0210.00616.19
7.3.100.0300.00016.19
7.3.90.0220.00616.19
7.3.80.0230.00516.19
7.3.70.0240.00616.19
7.3.60.0310.00316.19
7.3.50.0290.00317.64
7.3.40.0230.00716.19
7.3.30.0240.00616.19
7.3.20.0280.00317.64
7.3.10.0200.00917.39
7.3.00.0220.00617.34
7.2.340.0210.00816.19
7.2.330.0200.00516.21
7.2.320.0150.00816.37
7.2.310.0120.01416.32
7.2.300.0160.00916.24
7.2.290.0160.00916.25
7.2.280.0270.00316.19
7.2.270.0290.00016.19
7.2.260.0140.01516.19
7.2.250.0230.00616.19
7.2.240.0290.00016.19
7.2.230.0280.00016.19
7.2.220.0190.01016.19
7.2.210.0370.00216.19
7.2.200.0260.00516.19
7.2.190.0220.00616.19
7.2.180.0250.00416.19
7.2.170.0220.01016.25
7.2.160.0260.00316.19
7.2.150.0220.01017.68
7.2.140.0270.00317.78
7.2.130.0260.00318.08
7.2.120.0270.00317.73
7.2.110.0190.00918.09
7.2.100.0200.00818.06
7.2.90.0190.00717.91
7.2.80.0110.00817.34
7.2.70.0190.00618.13
7.2.60.0160.00517.43
7.2.50.0260.00018.11
7.2.40.0240.00318.13
7.2.30.0270.00018.26
7.2.20.0220.00317.98
7.2.10.0180.00917.93
7.2.00.0140.00518.72
7.1.330.0220.00416.89
7.1.320.0160.01016.99
7.1.310.0230.00416.96
7.1.300.0150.00816.78
7.1.290.0230.00316.98
7.1.280.0170.00617.04
7.1.270.0200.00316.76
7.1.260.0160.00616.75
7.1.250.0190.00516.63
7.1.240.0090.01416.83
7.1.230.0200.00316.89
7.1.220.0200.00416.78
7.1.210.0240.00016.89
7.1.200.0150.00316.29
7.1.190.0190.00717.01
7.1.180.0230.00616.77
7.1.170.0190.00516.89
7.1.160.0160.00816.90
7.1.150.0160.00816.66
7.1.140.0200.00317.10
7.1.130.0200.00416.76
7.1.120.0200.00316.99
7.1.110.0160.00816.53
7.1.100.0110.00817.54
7.1.90.0160.00816.90
7.1.80.0170.00716.64
7.1.70.0100.00516.91
7.1.60.0150.00918.23
7.1.50.0140.00916.83
7.1.40.0200.00616.77
7.1.30.0190.00316.85
7.1.20.0210.00316.99
7.1.10.0210.00316.74
7.1.00.0120.02019.65
7.0.330.0190.00516.65
7.0.320.0190.00316.62
7.0.310.0230.00016.63
7.0.300.0150.00716.27
7.0.290.0200.00316.72
7.0.280.0190.00516.78
7.0.270.0180.00616.73
7.0.260.0260.00016.59
7.0.250.0270.00016.43
7.0.240.0160.00816.77
7.0.230.0190.00416.77
7.0.220.0190.00416.52
7.0.210.0190.00316.62
7.0.200.0150.00016.89
7.0.190.0220.00016.64
7.0.180.0140.00716.62
7.0.170.0210.00316.99
7.0.160.0150.00616.39
7.0.150.0170.00616.61
7.0.140.0110.03919.46
7.0.130.0220.00316.39
7.0.120.0180.03519.40
7.0.110.0140.00916.28
7.0.100.0190.00416.52
7.0.90.0140.00816.55
7.0.80.0190.00516.50
7.0.70.0070.01516.61
7.0.60.0210.03719.13
7.0.50.0110.04517.15
7.0.40.0190.04618.35
7.0.30.0200.02718.40
7.0.20.0250.03918.31
7.0.10.0240.03818.35
7.0.00.0250.02718.38
5.6.400.0200.00316.19
5.6.390.0200.00416.19
5.6.380.0230.00016.19
5.6.370.0210.00016.19
5.6.360.0240.00016.19
5.6.350.0180.00416.19
5.6.340.0210.00316.19
5.6.330.0170.00416.19
5.6.320.0200.00316.19
5.6.310.0180.00616.19
5.6.300.0210.00216.19
5.6.290.0220.00016.19
5.6.280.0090.04018.60
5.6.270.0180.00416.19
5.6.260.0250.00016.19
5.6.250.0200.00616.19
5.6.240.0180.00816.19
5.6.230.0180.00416.19
5.6.220.0140.00716.19
5.6.210.0190.03218.32
5.6.200.0130.04317.17
5.6.190.0210.04518.26
5.6.180.0190.03918.30
5.6.170.0210.02218.41
5.6.160.0240.03518.42
5.6.150.0180.04718.26
5.6.140.0210.03718.15
5.6.130.0230.03818.15
5.6.120.0250.01818.23
5.6.110.0240.03318.23
5.6.100.0230.04118.31
5.6.90.0200.03718.15
5.6.80.0170.03817.84
5.6.70.0210.02318.02
5.6.60.0240.03717.87
5.6.50.0200.03118.01
5.6.40.0270.02217.87
5.6.30.0210.04417.95
5.6.20.0220.03817.99
5.6.10.0260.03418.00
5.6.00.0300.03417.98
5.5.380.0230.00016.19
5.5.370.0180.00416.19
5.5.360.0230.00016.19
5.5.350.0200.03818.35
5.5.340.0160.03717.04
5.5.330.0260.03718.33
5.5.320.0210.04118.20
5.5.310.0200.03218.20
5.5.300.0190.03818.05
5.5.290.0180.04018.21
5.5.280.0230.02518.21
5.5.270.0240.03718.20
5.5.260.0220.02818.16
5.5.250.0220.04018.09
5.5.240.0270.02617.92
5.5.230.0160.02617.87
5.5.220.0190.03917.77
5.5.210.0230.04217.82
5.5.200.0260.03717.73
5.5.190.0220.03217.88
5.5.180.0210.02217.83
5.5.170.0160.00616.19
5.5.160.0180.03217.74
5.5.150.0160.03617.85
5.5.140.0190.02817.75
5.5.130.0190.01917.72
5.5.120.0210.04117.86
5.5.110.0280.03317.88
5.5.100.0240.02317.79
5.5.90.0160.04317.86
5.5.80.0190.03517.78
5.5.70.0240.03817.79
5.5.60.0240.01517.67
5.5.50.0180.03717.70
5.5.40.0230.04017.82
5.5.30.0140.03117.81
5.5.20.0190.03917.82
5.5.10.0230.03817.70
5.5.00.0180.02917.79
5.4.450.0210.04017.66
5.4.440.0190.02217.80
5.4.430.0230.02817.80
5.4.420.0210.04117.83
5.4.410.0230.03317.78
5.4.400.0170.02317.64
5.4.390.0140.02417.69
5.4.380.0200.04017.63
5.4.370.0190.03817.49
5.4.360.0110.02817.60
5.4.350.0150.03217.65
5.4.340.0150.03017.55
5.4.330.0170.00016.19
5.4.320.0200.03317.64
5.4.310.0170.04017.67
5.4.300.0150.02817.63
5.4.290.0180.03017.65
5.4.280.0220.02317.49
5.4.270.0200.03117.50
5.4.260.0190.04017.68
5.4.250.0100.03217.68
5.4.240.0250.03017.49
5.4.230.0320.03017.65
5.4.220.0190.03217.64
5.4.210.0180.03617.50
5.4.200.0220.03017.69
5.4.190.0140.03017.55
5.4.180.0190.04017.49
5.4.170.0180.03817.55
5.4.160.0230.03217.66
5.4.150.0150.03517.66
5.4.140.0200.02716.24
5.4.130.0290.03016.27
5.4.120.0210.03416.22
5.4.110.0190.02816.25
5.4.100.0240.02516.21
5.4.90.0190.03716.28
5.4.80.0190.02216.23
5.4.70.0180.03316.16
5.4.60.0180.03816.26
5.4.50.0190.01616.29
5.4.40.0200.02816.23
5.4.30.0170.02216.26
5.4.20.0210.02516.25
5.4.10.0180.04016.27
5.4.00.0210.02915.95
5.3.290.0160.04115.40
5.3.280.0200.02715.36
5.3.270.0210.03515.37
5.3.260.0160.02415.37
5.3.250.0210.03515.39
5.3.240.0200.03815.31
5.3.230.0220.02315.44
5.3.220.0170.03815.37
5.3.210.0250.01815.37
5.3.200.0190.03015.32
5.3.190.0200.04015.34
5.3.180.0140.02315.42
5.3.170.0160.04115.38
5.3.160.0220.03315.35
5.3.150.0200.03315.42
5.3.140.0160.04115.33
5.3.130.0130.03315.34
5.3.120.0170.02015.33
5.3.110.0190.02815.33
5.3.100.0170.03715.06
5.3.90.0150.02515.09
5.3.80.0160.02215.12
5.3.70.0120.03715.09
5.3.60.0160.03815.08
5.3.50.0090.03115.08
5.3.40.0200.03415.11
5.3.30.0180.02314.95
5.3.20.0210.01514.91
5.3.10.0110.03114.84
5.3.00.0120.02214.86

preferences:
69.17 ms | 401 KiB | 5 Q