3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = []; var_dump(isset($foo["bar"]), $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)
8.3.60.0090.00916.25
8.3.50.0110.00418.06
8.3.40.0040.01118.71
8.3.30.0040.01118.64
8.3.20.0070.00020.26
8.3.10.0030.00523.52
8.3.00.0080.00019.69
8.2.180.0180.00318.27
8.2.170.0100.00722.96
8.2.160.0110.00319.20
8.2.150.0040.01124.18
8.2.140.0050.00324.66
8.2.130.0080.00022.06
8.2.120.0070.00026.35
8.2.110.0000.01020.47
8.2.100.0110.00017.91
8.2.90.0060.00317.88
8.2.80.0030.00618.71
8.2.70.0040.00417.63
8.2.60.0060.00317.50
8.2.50.0000.00817.50
8.2.40.0060.00317.63
8.2.30.0000.01119.23
8.2.20.0080.00017.99
8.2.10.0000.00717.86
8.2.00.0030.00518.16
8.1.280.0140.00025.92
8.1.270.0000.00822.18
8.1.260.0000.00726.35
8.1.250.0060.00328.09
8.1.240.0080.00019.01
8.1.230.0090.00317.77
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0050.00317.11
8.1.190.0000.00817.10
8.1.180.0040.00418.10
8.1.170.0060.00318.34
8.1.160.0000.00718.77
8.1.150.0000.00820.25
8.1.140.0050.00217.54
8.1.130.0030.00318.91
8.1.120.0060.00317.28
8.1.110.0040.00417.28
8.1.100.0050.00317.27
8.1.90.0050.00217.34
8.1.80.0040.00417.38
8.1.70.0030.00317.31
8.1.60.0070.00017.54
8.1.50.0080.00017.33
8.1.40.0000.00917.50
8.1.30.0040.00417.67
8.1.20.0000.00817.47
8.1.10.0070.00017.40
8.1.00.0040.00417.33
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0070.00018.28
8.0.270.0040.00417.09
8.0.260.0040.00416.76
8.0.250.0070.00016.91
8.0.240.0070.00016.78
8.0.230.0000.00816.92
8.0.220.0000.00716.83
8.0.210.0020.00516.70
8.0.200.0030.00316.77
8.0.190.0000.00816.81
8.0.180.0070.00016.75
8.0.170.0030.00616.85
8.0.160.0040.00416.78
8.0.150.0000.00716.69
8.0.140.0070.00016.81
8.0.130.0000.00513.27
8.0.120.0050.00316.67
8.0.110.0040.00416.68
8.0.100.0080.00016.65
8.0.90.0040.00416.85
8.0.80.0060.01316.74
8.0.70.0000.00816.76
8.0.60.0040.00416.67
8.0.50.0000.00716.80
8.0.30.0050.01316.92
8.0.20.0120.00817.40
8.0.10.0050.00316.99
8.0.00.0070.01816.73
7.4.330.0000.00515.55
7.4.320.0030.00316.54
7.4.300.0000.00616.35
7.4.290.0030.00316.52
7.4.280.0040.00416.50
7.4.270.0030.00316.54
7.4.260.0000.00716.51
7.4.250.0000.00816.32
7.4.240.0040.00416.51
7.4.230.0040.00416.32
7.4.220.0040.00416.43
7.4.210.0090.01016.56
7.4.200.0030.00316.59
7.4.160.0070.00916.33
7.4.150.0120.00617.40
7.4.140.0110.00817.86
7.4.130.0120.00616.45
7.4.120.0120.01016.39
7.4.110.0080.00816.17
7.4.100.0070.01016.36
7.4.90.0140.00316.46
7.4.80.0100.01319.39
7.4.70.0180.00416.40
7.4.60.0130.00416.32
7.4.50.0040.01116.48
7.4.40.0040.01416.39
7.4.00.0100.00714.86
7.3.330.0050.00013.06
7.3.320.0030.00313.08
7.3.310.0040.00416.06
7.3.300.0070.00016.21
7.3.290.0070.00016.18
7.3.280.0030.01316.24
7.3.270.0030.01317.40
7.3.260.0110.01116.35
7.3.250.0100.01016.42
7.3.240.0100.00816.16
7.3.230.0060.01016.22
7.3.210.0060.01016.10
7.3.200.0100.00616.27
7.3.190.0070.01116.07
7.3.180.0100.00716.16
7.3.170.0100.00716.57
7.3.160.0100.00716.47
7.2.330.0090.00916.45
7.2.320.0080.00916.41
7.2.310.0070.01016.30
7.2.300.0120.00916.60
7.2.290.0030.01716.23
7.2.60.0030.01016.90
7.2.20.0080.00819.75
7.2.10.0060.00919.75
7.2.00.0090.00619.73
7.1.200.0040.01115.66
7.1.140.0000.01418.67
7.1.130.0060.01018.78
7.1.120.0090.00618.82
7.1.110.0090.00917.99
7.1.100.0070.00717.88
7.1.90.0030.01117.84
7.1.80.0030.01018.11
7.1.70.0030.00916.92
7.1.60.0230.00334.72
7.1.50.0170.01034.74
7.1.40.0200.00734.29
7.1.30.0160.01334.54
7.1.20.0130.01634.42
7.1.10.0070.00716.56
7.1.00.0030.01116.65

preferences:
79.82 ms | 401 KiB | 5 Q