3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $cl = function ($b) use ($a) { //echo $a . PHP_EOL; //echo $b . PHP_EOL; //echo PHP_EOL; //echo $a . PHP_EOL; //echo $b . PHP_EOL; $q = 1; return function ($q) use ($b) { ++$b; echo $q . PHP_EOL; echo $b . PHP_EOL; }; }; $i = $cl(2); $i(1); $i(1);

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)
8.3.60.0120.00918.43
8.3.50.0090.00921.14
8.3.40.0000.01418.63
8.3.30.0040.01019.09
8.3.20.0080.00020.21
8.3.10.0140.00421.92
8.3.00.0000.00922.40
8.2.180.0140.00316.38
8.2.170.0130.00922.96
8.2.160.0070.00719.08
8.2.150.0040.00424.18
8.2.140.0070.01124.66
8.2.130.0040.00426.16
8.2.120.0080.00019.63
8.2.110.0070.00322.06
8.2.100.0070.00718.09
8.2.90.0000.00719.21
8.2.80.0000.00817.97
8.2.70.0090.00017.37
8.2.60.0040.00518.05
8.2.50.0050.01018.07
8.2.40.0040.00418.20
8.2.30.0040.00418.13
8.2.20.0080.00017.66
8.2.10.0040.00417.79
8.2.00.0040.00417.61
8.1.280.0030.01425.92
8.1.270.0050.00322.02
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0060.00323.96
8.1.230.0080.00419.01
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0000.00717.50
8.1.180.0040.00418.69
8.1.170.0040.00418.52
8.1.160.0000.00722.14
8.1.150.0000.00718.64
8.1.140.0050.00217.41
8.1.130.0050.00317.70
8.1.120.0040.00417.38
8.1.110.0000.00717.32
8.1.100.0040.00417.39
8.1.90.0050.00217.52
8.1.80.0000.00717.36
8.1.70.0000.00717.43
8.1.60.0080.00017.62
8.1.50.0000.00817.50
8.1.40.0040.00417.41
8.1.30.0040.00417.68
8.1.20.0050.00317.52
8.1.10.0000.00817.53
8.1.00.0030.00617.39
8.0.300.0000.00818.77
8.0.290.0000.00817.16
8.0.280.0000.00818.47
8.0.270.0030.00317.33
8.0.260.0000.00716.86
8.0.250.0070.00017.00
8.0.240.0040.00416.93
8.0.230.0030.00316.92
8.0.220.0000.00716.90
8.0.210.0030.00316.89
8.0.200.0000.00616.86
8.0.190.0080.00016.88
8.0.180.0070.00016.81
8.0.170.0050.00216.86
8.0.160.0030.00516.82
8.0.150.0070.00016.82
8.0.140.0050.00316.82
8.0.130.0000.00613.41
8.0.120.0080.00016.80
8.0.110.0000.00816.79
8.0.100.0040.00416.95
8.0.90.0050.00216.76
8.0.80.0030.01716.91
8.0.70.0040.00416.73
8.0.60.0050.00316.93
8.0.50.0040.00416.91
8.0.30.0140.00516.89
8.0.20.0110.00917.40
8.0.10.0000.00817.07
8.0.00.0110.00616.61
7.4.330.0050.00016.91
7.4.320.0000.00716.49
7.4.300.0000.00616.62
7.4.290.0030.00316.46
7.4.280.0040.00416.50
7.4.270.0030.00316.51
7.4.260.0080.00016.49
7.4.250.0050.00316.54
7.4.240.0010.00616.54
7.4.230.0070.00016.40
7.4.220.0080.00816.53
7.4.210.0090.00916.53
7.4.200.0000.00716.39
7.4.190.0030.00616.66
7.4.160.0090.00616.44
7.4.150.0090.00917.40
7.4.140.0050.01217.86
7.4.130.0100.00616.53
7.4.120.0130.00716.51
7.4.110.0110.00716.59
7.4.100.0030.01416.36
7.4.90.0100.00616.61
7.4.80.0090.01219.39
7.4.70.0070.01116.65
7.4.60.0030.01616.54
7.4.50.0000.00516.24
7.4.40.0000.00922.77
7.4.30.0100.00616.40
7.4.00.0070.00714.81
7.3.330.0020.00213.25
7.3.320.0060.00013.29
7.3.310.0070.00016.19
7.3.300.0000.00716.16
7.3.290.0100.01016.25
7.3.280.0080.00816.30
7.3.270.0120.00917.40
7.3.260.0100.00716.56
7.3.250.0110.00716.54
7.3.240.0000.01716.27
7.3.230.0080.01316.50
7.3.210.0070.01616.43
7.3.200.0060.01019.39
7.3.190.0130.01016.35
7.3.180.0100.00716.45
7.3.170.0070.01016.31
7.3.160.0060.01016.21
7.3.120.0060.01014.72
7.2.330.0110.00716.57
7.2.320.0060.01316.31
7.2.310.0100.01016.47
7.2.300.0080.01516.48
7.2.290.0060.01016.43
7.2.00.0080.00819.40
7.1.100.0540.01316.13
7.1.70.0070.00717.21
7.1.60.0000.02419.82
7.1.50.0060.01816.91
7.1.00.0070.07322.34
7.0.200.0030.00516.49
7.0.140.0030.07722.16
7.0.60.0170.06319.91
7.0.50.0170.06317.88
7.0.40.0070.04020.24
7.0.30.0270.05020.23
7.0.20.0230.05720.13
7.0.10.0100.03720.33
7.0.00.0070.04020.29
5.6.280.0070.07021.16
5.6.210.0030.07720.47
5.6.200.0130.03318.22
5.6.190.0000.05020.38
5.6.180.0730.06020.57
5.6.170.0270.08020.51
5.6.160.0100.06020.61
5.6.150.0000.08018.18
5.6.140.0000.04718.16
5.6.130.0170.07018.17
5.6.120.0070.09321.14
5.6.110.0170.07020.90
5.6.100.0070.03721.09
5.6.90.0100.08021.03
5.6.80.0000.04020.34
5.5.350.0130.08720.34
5.5.340.0000.07317.98
5.5.330.0030.04020.19
5.5.320.0270.07020.24
5.5.310.0330.08020.34
5.5.300.0070.04317.95
5.5.290.0100.07717.95
5.5.280.0070.08720.88
5.5.270.0170.07020.73
5.5.260.0100.04720.68
5.5.250.0070.04320.70
5.5.240.0030.07720.08
5.4.450.0430.06319.61
5.4.440.0470.06019.30
5.4.430.0130.05019.63
5.4.420.0270.07019.22
5.4.410.0270.05319.41
5.4.400.0100.05718.79
5.4.390.1030.06018.58
5.4.380.0300.05318.81
5.4.370.0030.06018.46
5.4.360.0070.05718.52
5.4.350.0100.05718.57
5.4.340.0130.05018.47
5.4.320.0080.04012.51
5.4.310.0060.03812.51
5.4.300.0080.03512.50
5.4.290.0060.04012.50
5.4.280.0090.03212.41
5.4.270.0090.03612.41
5.4.260.0030.06018.77
5.4.250.0100.08018.75
5.4.240.0030.05719.07
5.4.230.0030.05718.81
5.4.220.0100.05018.95
5.4.210.0100.04718.91
5.4.200.0100.04718.93
5.4.190.0130.04318.73
5.4.180.0130.04718.93
5.4.170.0100.06018.72
5.4.160.0130.04718.79
5.4.150.0070.05718.96
5.4.140.0030.05316.49
5.4.130.0030.05716.53
5.4.120.0070.05016.58
5.4.110.0100.05016.38
5.4.100.0100.04716.57
5.4.90.0130.04316.51
5.4.80.0200.03716.62
5.4.70.0070.04716.37
5.4.60.0030.05316.43
5.4.50.0130.04316.43
5.4.40.0100.04716.62
5.4.30.0030.05316.60
5.4.20.0100.04716.27
5.4.10.0070.05016.24
5.4.00.0070.04715.85
5.3.290.0080.03712.80
5.3.280.0170.04014.57
5.3.270.0070.05314.69
5.3.260.0100.04714.70
5.3.250.0130.04714.77
5.3.240.0070.07714.59
5.3.230.0100.07314.50
5.3.220.0070.05314.55
5.3.210.0070.05314.79
5.3.200.0130.04314.59
5.3.190.0030.05714.55
5.3.180.0100.07014.58
5.3.170.0170.04014.73
5.3.160.0100.05014.64
5.3.150.0000.05714.55
5.3.140.0070.05014.54
5.3.130.0170.04314.77
5.3.120.0070.05314.38
5.3.110.0070.05014.40
5.3.100.0030.05714.11
5.3.90.0030.05314.04
5.3.80.0200.03714.24
5.3.70.0100.06314.11
5.3.60.0130.04714.09
5.3.50.0030.06314.04
5.3.40.0100.04714.12
5.3.30.0130.04713.98
5.3.20.0100.04713.79
5.3.10.0170.03713.82
5.3.00.0070.04713.73
5.2.170.0100.06011.15
5.2.160.0070.06311.29
5.2.150.0100.04011.23
5.2.140.0170.03011.23
5.2.130.0170.04711.03
5.2.120.0070.05711.09
5.2.110.0030.04011.10
5.2.100.0100.03311.19
5.2.90.0070.04710.85
5.2.80.0070.04010.85
5.2.70.0070.04011.01
5.2.60.0070.03710.93
5.2.50.0130.03710.95
5.2.40.0030.04711.00
5.2.30.0070.04710.88
5.2.20.0070.03711.11
5.2.10.0030.04010.94
5.2.00.0000.06310.78
5.1.60.0030.0339.89
5.1.50.0070.03310.14
5.1.40.0130.02710.04
5.1.30.0170.04010.39
5.1.20.0030.03710.19
5.1.10.0100.03010.11
5.1.00.0000.04010.00
5.0.50.0000.0308.61
5.0.40.0030.0278.44
5.0.30.0030.0438.25
5.0.20.0100.0338.18
5.0.10.0100.0338.08
5.0.00.0030.0478.07
4.4.90.0030.0207.24
4.4.80.0070.0177.24
4.4.70.0030.0307.44
4.4.60.0070.0207.44
4.4.50.0070.0177.44
4.4.40.0000.0377.44
4.4.30.0070.0177.44
4.4.20.0100.0137.44
4.4.10.0000.0237.44
4.4.00.0070.0377.44
4.3.110.0000.0237.44
4.3.100.0030.0237.44
4.3.90.0000.0307.44
4.3.80.0070.0307.44
4.3.70.0000.0277.44
4.3.60.0000.0237.44
4.3.50.0000.0277.44
4.3.40.0000.0337.44
4.3.30.0030.0307.44
4.3.20.0000.0277.44
4.3.10.0000.0237.44
4.3.00.0100.0207.63

preferences:
41.06 ms | 401 KiB | 5 Q