3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $f = function() use (&$a) { $_GLOBALS["a"] = 2; $a = 2; echo $a + 1; }; echo $a; $f();

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)
8.3.60.0120.00316.50
8.3.50.0080.00616.25
8.3.40.0040.01118.88
8.3.30.0140.00018.64
8.3.20.0040.00420.46
8.3.10.0040.00421.65
8.3.00.0100.00019.66
8.2.180.0070.01416.63
8.2.170.0060.00922.96
8.2.160.0030.01020.37
8.2.150.0020.00524.18
8.2.140.0080.00024.66
8.2.130.0040.00421.06
8.2.120.0040.00426.35
8.2.110.0000.00920.52
8.2.100.0090.00318.00
8.2.90.0040.00417.63
8.2.80.0090.00018.79
8.2.70.0080.00017.63
8.2.60.0080.00017.63
8.2.50.0030.00617.75
8.2.40.0070.00317.75
8.2.30.0040.00421.00
8.2.20.0040.00418.06
8.2.10.0000.00718.17
8.2.00.0040.00418.10
8.1.280.0100.00725.92
8.1.270.0040.00423.79
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00321.99
8.1.230.0040.00820.86
8.1.220.0050.00217.74
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0000.00817.35
8.1.180.0000.00918.10
8.1.170.0000.00719.03
8.1.160.0070.00018.89
8.1.150.0040.00418.88
8.1.140.0000.00719.54
8.1.130.0000.00718.90
8.1.120.0040.00417.53
8.1.110.0000.00717.45
8.1.100.0040.00417.32
8.1.90.0050.00317.46
8.1.80.0000.00717.45
8.1.70.0030.00617.49
8.1.60.0030.00517.52
8.1.50.0000.00717.59
8.1.40.0040.00417.42
8.1.30.0000.00717.64
8.1.20.0080.00317.63
8.1.10.0040.00417.49
8.1.00.0040.00417.53
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0000.00718.31
8.0.270.0030.00317.25
8.0.260.0000.00816.88
8.0.250.0000.00717.00
8.0.240.0040.00316.98
8.0.230.0080.00317.00
8.0.220.0070.00016.86
8.0.210.0000.00717.00
8.0.200.0030.00317.02
8.0.190.0060.00317.01
8.0.180.0040.00416.96
8.0.170.0000.00716.99
8.0.160.0040.00416.95
8.0.150.0000.00816.78
8.0.140.0030.00316.92
8.0.130.0030.00313.44
8.0.120.0020.00516.87
8.0.110.0030.00316.91
8.0.100.0040.00416.89
8.0.90.0040.00416.95
8.0.80.0100.01016.99
8.0.70.0050.00216.98
8.0.60.0070.00016.78
8.0.50.0040.00416.83
8.0.30.0080.01017.19
8.0.20.0100.01217.40
8.0.10.0070.00017.03
8.0.00.0090.00917.07
7.4.330.0000.00615.55
7.4.320.0030.00316.48
7.4.300.0000.00616.59
7.4.290.0070.00316.59
7.4.280.0000.00716.59
7.4.270.0020.00516.58
7.4.260.0050.00013.29
7.4.250.0050.00316.53
7.4.240.0040.00416.64
7.4.230.0040.00416.54
7.4.220.0130.01316.38
7.4.210.0130.00216.61
7.4.200.0040.00416.25
7.4.160.0120.00716.57
7.4.150.0060.01217.40
7.4.140.0110.00917.86
7.4.130.0140.00716.64
7.4.120.0110.00916.58
7.4.110.0060.00916.66
7.4.100.0130.00616.51
7.4.90.0110.00716.39
7.4.80.0120.00619.39
7.4.70.0150.00316.49
7.4.60.0030.01316.51
7.4.50.0090.00616.39
7.4.40.0050.01116.50
7.4.30.0090.01216.57
7.4.00.0030.00614.60
7.3.330.0030.00313.43
7.3.320.0030.00313.36
7.3.310.0070.00016.25
7.3.300.0040.00416.27
7.3.290.0000.00716.27
7.3.280.0080.00916.32
7.3.270.0000.01717.40
7.3.260.0070.00916.36
7.3.250.0060.01116.35
7.3.240.0050.01316.44
7.3.230.0240.01616.57
7.3.210.0130.00316.42
7.3.200.0170.00416.40
7.3.190.0100.00616.44
7.3.180.0130.00616.50
7.3.170.0090.00616.37
7.3.160.0110.01016.33
7.2.330.0090.01316.49
7.2.320.0090.00616.79
7.2.310.0030.01416.54
7.2.300.0180.00416.44
7.2.290.0100.00716.78
7.2.80.0140.00016.68
7.2.60.0060.00916.61
7.2.00.0030.00919.50
7.1.200.0030.01215.82
7.1.100.0030.01218.18
7.1.70.0070.00717.19
7.1.60.0090.02135.05
7.1.50.0220.00734.96
7.1.40.0240.00334.20
7.1.30.0260.00434.38
7.1.20.0220.00634.61
7.1.10.0030.01016.54
7.1.00.0030.00916.80
7.0.200.0060.00616.70
7.0.190.0060.00916.73
7.0.180.0030.01016.17
7.0.170.0030.01116.13
7.0.160.0050.00916.14
7.0.150.0080.00516.14
7.0.140.0040.00816.18
7.0.130.0000.01316.48
7.0.120.0130.00016.66
7.0.110.0030.01016.31
7.0.100.0080.00516.27
7.0.90.0070.00716.17
7.0.80.0090.00316.50
7.0.70.0060.00616.03
7.0.60.0000.01215.89
7.0.50.0040.00816.15
7.0.40.0100.00316.31
7.0.30.0030.01016.30
7.0.20.0070.00716.29
7.0.10.0030.01616.28
7.0.00.0040.01116.28

preferences:
42.91 ms | 400 KiB | 5 Q