3v4l.org

run code in 300+ PHP versions simultaneously
<?php function myfunction($array){ echo PHP_EOL . 'pass $array to function...' . PHP_EOL; var_dump(memory_get_usage()); echo PHP_EOL . 'modify $array...' . PHP_EOL; $array[343] = 23; var_dump(memory_get_usage()); } function myfunction_passbyref(&$array){ echo PHP_EOL . 'pass-by-ref $array to function...' . PHP_EOL; var_dump(memory_get_usage()); echo PHP_EOL . 'modify passbyref $array...' . PHP_EOL; $array[343] = 23; var_dump(memory_get_usage()); } echo PHP_EOL . 'init $array with 10k elements...' . PHP_EOL; $array = range(1,10000); var_dump(memory_get_usage()); myfunction_passbyref($array); echo PHP_EOL . 'init $array with 10k elements...' . PHP_EOL; $array = range(1,10000); var_dump(memory_get_usage()); myfunction($array);

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)
7.4.00.0070.01415.47
7.3.120.0070.01415.62
7.3.110.0070.01415.55
7.3.100.0030.01615.34
7.3.90.0000.01515.55
7.3.80.0030.01015.45
7.3.70.0030.00915.48
7.3.60.0090.00615.13
7.3.50.0000.01415.38
7.3.40.0060.01015.53
7.3.30.0000.01315.53
7.3.20.0040.00716.63
7.3.10.0030.01016.46
7.3.00.0100.00616.34
7.2.250.0040.01815.48
7.2.240.0130.00715.41
7.2.230.0030.01015.27
7.2.220.0070.01115.36
7.2.210.0070.00715.47
7.2.200.0060.00915.52
7.2.190.0080.00815.55
7.2.180.0070.01015.63
7.2.170.0030.01015.50
7.2.160.0080.00615.44
7.2.150.0050.00516.70
7.2.140.0050.00516.88
7.2.130.0100.00316.61
7.2.120.0060.00716.94
7.2.110.0060.01216.62
7.2.100.0040.01216.89
7.2.90.0090.00616.96
7.2.80.0000.01416.88
7.2.70.0030.01216.83
7.2.60.0110.00716.98
7.2.50.0070.01116.92
7.2.40.0040.00816.73
7.2.30.0040.00417.03
7.2.20.0000.01416.86
7.2.10.0030.01316.78
7.2.00.0080.00618.01
7.1.330.0030.01315.80
7.1.320.0040.01115.71
7.1.310.0060.00915.76
7.1.300.0000.01415.80
7.1.290.0080.00415.83
7.1.280.0000.00815.53
7.1.270.0080.00815.52
7.1.260.0040.00715.44
7.1.250.0080.00415.71
7.1.240.0040.00715.79
7.1.230.0030.00915.68
7.1.220.0030.00915.58
7.1.210.0060.00315.75
7.1.200.0090.00615.41
7.1.190.0060.00615.74
7.1.180.0030.01015.63
7.1.170.0060.00315.84
7.1.160.0070.00715.73
7.1.150.0060.00615.76
7.1.140.0060.00615.75
7.1.130.0120.00315.55
7.1.120.0060.00615.83
7.1.110.0060.00315.44
7.1.100.0070.00415.73
7.1.90.0100.00315.70
7.1.80.0060.00615.78
7.1.70.0030.00716.47
7.1.60.0100.00917.79
7.1.50.0060.00816.39
7.1.40.0030.00615.78
7.1.30.0040.00715.71
7.1.20.0030.00915.54
7.1.10.0070.00315.64
7.1.00.0050.04319.11
7.0.330.0090.00315.36
7.0.320.0100.00015.39
7.0.310.0040.00415.30
7.0.300.0030.00615.38
7.0.290.0100.00015.07
7.0.280.0070.00714.92
7.0.270.0030.00715.38
7.0.260.0030.00915.25
7.0.250.0000.01215.11
7.0.240.0030.01315.14
7.0.230.0080.00515.49
7.0.220.0090.00615.51
7.0.210.0030.01015.15
7.0.200.0020.01015.87
7.0.190.0110.00315.05
7.0.180.0000.01415.45
7.0.170.0070.00715.37
7.0.160.0030.00715.06
7.0.150.0080.00415.44
7.0.140.0020.04618.75
7.0.130.0140.00315.29
7.0.120.0040.00815.37
7.0.110.0040.00715.11
7.0.100.0050.05217.95
7.0.90.0070.04317.95
7.0.80.0050.04017.96
7.0.70.0120.03717.96
7.0.60.0020.05317.84
7.0.50.0100.04718.24
7.0.40.0050.03416.69
7.0.30.0130.04516.64
7.0.20.0080.04516.76
7.0.10.0070.04416.78
7.0.00.0070.04316.69
5.6.400.0030.01017.36
5.6.390.0150.00617.22
5.6.380.0080.01517.34
5.6.370.0100.00317.23
5.6.360.0060.00817.18
5.6.350.0060.00917.27
5.6.340.0100.01017.30
5.6.330.0000.02117.19
5.6.320.0000.02217.12
5.6.310.0070.01117.17
5.6.300.0060.01917.05
5.6.290.0090.01217.29
5.6.280.0050.04820.61
5.6.270.0030.01717.36
5.6.260.0070.01017.11
5.6.250.0070.04920.27
5.6.240.0160.04120.42
5.6.230.0070.05420.31
5.6.220.0050.03920.19
5.6.210.0050.05320.21
5.6.200.0140.04220.50
5.6.190.0180.04120.39
5.6.180.0090.03620.48
5.6.170.0170.03220.42
5.6.160.0080.04120.57
5.6.150.0100.04820.48
5.6.140.0130.04620.54
5.6.130.0050.04320.69
5.6.120.0050.05020.48
5.6.110.0080.05220.64
5.6.100.0150.04020.63
5.6.90.0080.04020.64
5.6.80.0140.04420.07
5.6.70.0120.04220.07
5.6.60.0080.04720.18
5.6.50.0060.05020.16
5.6.40.0130.02520.04
5.6.30.0130.01820.29
5.6.20.0070.02520.13
5.6.10.0100.02520.16
5.6.00.0040.03420.13
5.5.380.0050.05120.27
5.5.370.0070.04320.23
5.5.360.0120.04820.11
5.5.350.0100.04720.27
5.5.340.0100.05020.23
5.5.330.0060.04620.33
5.5.320.0070.05020.41
5.5.310.0120.04520.52
5.5.300.0050.03120.34
5.5.290.0110.03020.22
5.5.280.0050.03320.33
5.5.270.0070.05220.42
5.5.260.0100.05020.25
5.5.250.0120.04820.37
5.5.240.0090.04620.07
5.5.230.0190.04219.93
5.5.220.0070.05119.90
5.5.210.0130.02719.91
5.5.200.0190.04119.91
5.5.190.0140.02819.81
5.5.180.0140.03319.84
5.5.170.0090.00617.13
5.5.160.0120.03020.06
5.5.150.0080.02620.02
5.5.140.0130.02120.09
5.5.130.0070.02520.08
5.5.120.0120.02220.03
5.5.110.0050.02819.85
5.5.100.0090.03119.93
5.5.90.0070.02719.69
5.5.80.0050.02619.92
5.5.70.0160.01519.94
5.5.60.0110.02119.85
5.5.50.0110.02019.84
5.5.40.0090.02920.00
5.5.30.0010.02920.08
5.5.20.0080.02520.05
5.5.10.0060.03020.02
5.5.00.0030.02919.83
5.4.450.0130.04617.96
5.4.440.0100.04418.03
5.4.430.0100.03618.08
5.4.420.0120.04517.95
5.4.410.0120.04317.84
5.4.400.0060.02617.89
5.4.390.0090.03317.93
5.4.380.0140.04217.82
5.4.370.0100.04518.03
5.4.360.0100.04617.79
5.4.350.0070.04217.69
5.4.340.0070.03417.91
5.4.330.0130.00813.95
5.4.320.0110.02818.01
5.4.310.0070.02417.86
5.4.300.0070.02717.81
5.4.290.0060.02317.86
5.4.280.0050.02617.81
5.4.270.0060.02417.87
5.4.260.0080.02517.70
5.4.250.0050.02617.81
5.4.240.0090.02417.70
5.4.230.0020.03117.71
5.4.220.0080.02217.72
5.4.210.0050.03017.66
5.4.200.0070.04017.61
5.4.190.0050.02517.68
5.4.180.0080.02017.88
5.4.170.0020.03017.76
5.4.160.0090.02517.67
5.4.150.0020.02717.87
5.4.140.0060.02516.25
5.4.130.0080.01816.37
5.4.120.0100.01716.47
5.4.110.0100.01916.48
5.4.100.0050.04116.30
5.4.90.0080.03716.37
5.4.80.0090.02016.42
5.4.70.0060.02316.38
5.4.60.0060.02816.53
5.4.50.0040.02616.54
5.4.40.0020.03116.54
5.4.30.0070.02416.64
5.4.20.0090.03416.39
5.4.10.0060.03216.46
5.4.00.0090.02516.26
5.3.290.0020.03315.33
5.3.280.0050.02615.15
5.3.270.0090.02015.30
5.3.260.0080.02515.30
5.3.250.0040.02515.11
5.3.240.0100.01915.16
5.3.230.0000.03115.20
5.3.220.0050.03315.22
5.3.210.0110.01815.21
5.3.200.0030.02515.30
5.3.190.0020.02515.34
5.3.180.0100.02015.34
5.3.170.0030.02415.23
5.3.160.0020.03115.21
5.3.150.0030.03315.25
5.3.140.0080.03815.23
5.3.130.0030.04415.28
5.3.120.0060.04015.15
5.3.110.0080.02315.27
5.3.100.0050.04615.02
5.3.90.0050.03115.01
5.3.80.0050.04614.77
5.3.70.0090.04514.70
5.3.60.0100.04514.89
5.3.50.0020.05514.70
5.3.40.0100.04214.69
5.3.30.0100.04214.84
5.3.20.0020.04514.79
5.3.10.0130.03514.46
5.3.00.0030.04214.51
5.2.170.0100.05015.70
5.2.160.0030.04715.70
5.2.150.0070.06715.70
5.2.140.0070.06315.70
5.2.130.0070.06015.70
5.2.120.0030.06715.70
5.2.110.0100.06015.70
5.2.100.0030.07015.70
5.2.90.0130.06015.70
5.2.80.0100.06315.70
5.2.70.0030.07315.70
5.2.60.0130.05015.70
5.2.50.0100.06315.70
5.2.40.0000.04015.70
5.2.30.0070.07015.70
5.2.20.0100.06715.70
5.2.10.0200.04715.70
5.2.00.0030.06015.70
5.1.60.0100.05015.70
5.1.50.0100.03715.70
5.1.40.0030.05315.70
5.1.30.0070.03015.70
5.1.20.0070.05715.70
5.1.10.0070.04015.70
5.1.00.0070.05315.70
5.0.50.0070.04315.70
5.0.40.0070.04315.70
5.0.30.0030.07015.70
5.0.20.0070.03015.70
5.0.10.0000.04715.70
5.0.00.0070.03315.70
4.4.90.0070.04715.70
4.4.80.0000.04015.70
4.4.70.0000.04015.70
4.4.60.0030.03715.70
4.4.50.0030.03715.70
4.4.40.0130.04315.70
4.4.30.0070.03715.70
4.4.20.0000.03715.70
4.4.10.0030.04015.70
4.4.00.0000.06015.70
4.3.110.0030.03315.70
4.3.100.0000.04015.70
4.3.90.0000.04315.70
4.3.80.0130.04315.70
4.3.70.0030.03715.70
4.3.60.0000.02015.70
4.3.50.0000.04015.70
4.3.40.0070.05315.70
4.3.30.0030.02015.70
4.3.20.0070.03715.70
4.3.10.0030.03715.70
4.3.00.0070.03715.70

preferences:
41.3 ms | 400 KiB | 5 Q