3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = function () { $foo = 'hello world'; return $foo; }; var_dump($foo); var_dump($foo());

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)
8.3.60.0110.01116.50
8.3.50.0040.01116.26
8.3.40.0070.01018.71
8.3.30.0110.00418.77
8.3.20.0030.00520.16
8.3.10.0040.00421.95
8.3.00.0040.00421.92
8.2.180.0140.00416.75
8.2.170.0140.00022.96
8.2.160.0100.00719.13
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0000.00821.09
8.2.120.0080.00026.35
8.2.110.0070.00319.38
8.2.100.0080.00417.84
8.2.90.0030.00620.58
8.2.80.0040.00417.97
8.2.70.0030.00617.80
8.2.60.0040.00418.16
8.2.50.0000.00818.10
8.2.40.0030.00620.42
8.2.30.0030.00521.00
8.2.20.0040.00418.06
8.2.10.0050.00318.18
8.2.00.0040.00418.13
8.1.280.0100.01325.92
8.1.270.0050.00322.14
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0080.00323.84
8.1.230.0000.01120.97
8.1.220.0040.00417.74
8.1.210.0000.00918.95
8.1.200.0000.00917.23
8.1.190.0050.00317.22
8.1.180.0000.00918.10
8.1.170.0080.00018.71
8.1.160.0000.00818.89
8.1.150.0070.00018.89
8.1.140.0050.00319.58
8.1.130.0070.00018.89
8.1.120.0040.00417.36
8.1.110.0000.00817.42
8.1.100.0040.00417.44
8.1.90.0040.00417.54
8.1.80.0000.00817.45
8.1.70.0030.00317.34
8.1.60.0040.00417.54
8.1.50.0090.00017.57
8.1.40.0040.00417.50
8.1.30.0040.00417.48
8.1.20.0040.00417.64
8.1.10.0060.00317.50
8.1.00.0000.00717.49
8.0.300.0040.00419.90
8.0.290.0030.00616.75
8.0.280.0000.00718.25
8.0.270.0040.00417.18
8.0.260.0000.00616.80
8.0.250.0000.00816.86
8.0.240.0030.00316.93
8.0.230.0040.00416.80
8.0.220.0040.00416.86
8.0.210.0050.00516.84
8.0.200.0050.00216.90
8.0.190.0040.00416.85
8.0.180.0070.00316.89
8.0.170.0030.00316.89
8.0.160.0030.00316.84
8.0.150.0000.00716.85
8.0.140.0030.00316.86
8.0.130.0030.00313.33
8.0.120.0040.00416.88
8.0.110.0000.00816.77
8.0.100.0000.00716.77
8.0.90.0040.00416.72
8.0.80.0130.00716.84
8.0.70.0080.00016.72
8.0.60.0030.00616.91
8.0.50.0050.00216.78
8.0.30.0110.01017.03
8.0.20.0080.01117.40
8.0.10.0000.00716.89
8.0.00.0150.00916.54
7.4.330.0070.00015.55
7.4.320.0040.00416.45
7.4.300.0030.00316.51
7.4.290.0030.00316.47
7.4.280.0000.00816.48
7.4.270.0030.00316.48
7.4.260.0000.00716.38
7.4.250.0000.00716.53
7.4.240.0000.00716.49
7.4.230.0070.00016.70
7.4.220.0190.01116.54
7.4.210.0100.00516.58
7.4.200.0070.00016.38
7.4.160.0110.00716.43
7.4.150.0130.01017.40
7.4.140.0100.01217.86
7.4.130.0170.00016.29
7.4.120.0130.00616.53
7.4.110.0080.00816.45
7.4.100.0070.01116.47
7.4.90.0130.00716.26
7.4.80.0090.00919.39
7.4.70.0080.00816.67
7.4.60.0140.01016.43
7.4.50.0030.01016.63
7.4.40.0100.00616.43
7.4.30.0200.00316.34
7.4.00.0040.01415.04
7.3.330.0050.00013.13
7.3.320.0030.00313.07
7.3.310.0030.00316.26
7.3.300.0030.00316.23
7.3.290.0000.00716.14
7.3.280.0080.00916.22
7.3.270.0070.01017.40
7.3.260.0080.00916.23
7.3.250.0140.00516.25
7.3.240.0130.00516.16
7.3.230.0060.01216.49
7.3.210.0060.01116.50
7.3.200.0030.01316.29
7.3.190.0130.00316.29
7.3.180.0060.01016.17
7.3.170.0100.00616.25
7.3.160.0070.01016.17
7.2.330.0100.01316.25
7.2.320.0090.00916.54
7.2.310.0070.01016.62
7.2.300.0100.00616.34
7.2.290.0110.01116.56
7.2.60.0110.00416.82
7.2.00.0060.00619.17
7.1.200.0090.00615.72
7.1.100.0030.01018.13
7.1.70.0040.01116.96
7.1.60.0170.01034.93
7.1.50.0240.00334.84
7.1.40.0260.01034.23
7.1.30.0130.02334.30
7.1.20.0240.01434.26
7.1.10.0030.01516.57
7.1.00.0090.01216.62
7.0.200.0030.01016.45
7.0.190.0060.00616.83
7.0.180.0060.00916.36
7.0.170.0090.00616.07
7.0.160.0030.01016.13
7.0.150.0110.00716.16
7.0.140.0040.01116.46
7.0.130.0250.01314.52
7.0.120.0000.01316.40
7.0.110.0060.00916.29
7.0.100.0000.01616.21
7.0.90.0430.00714.23
7.0.80.0050.00916.33
7.0.70.0360.00314.50
7.0.60.0260.00714.35
7.0.50.0030.01016.18
7.0.40.0060.00916.32
7.0.30.0070.00716.34
7.0.20.0070.00716.11
7.0.10.0090.00916.39
7.0.00.0040.01216.11

preferences:
37.61 ms | 400 KiB | 5 Q