3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 'foo' => 'test', '0' => 'bla' ]; var_dump(isset($array['0']));

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)
8.3.60.0070.01318.43
8.3.50.0100.01016.27
8.3.40.0080.00818.42
8.3.30.0110.00718.51
8.3.20.0070.00020.16
8.3.10.0000.00822.11
8.3.00.0040.00419.66
8.2.180.0040.01118.18
8.2.170.0090.00622.96
8.2.160.0150.00619.34
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00420.53
8.2.120.0020.00526.35
8.2.110.0090.00022.07
8.2.100.0090.00317.68
8.2.90.0000.00819.05
8.2.80.0050.00317.97
8.2.70.0000.00817.61
8.2.60.0040.00417.93
8.2.50.0020.00518.22
8.2.40.0000.00720.64
8.2.30.0000.00719.25
8.2.20.0040.00418.15
8.2.10.0070.00017.97
8.2.00.0040.00417.96
8.1.280.0070.00725.92
8.1.270.0040.00422.19
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.92
8.1.230.0080.00423.78
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0030.00617.22
8.1.180.0000.00818.10
8.1.170.0040.00418.45
8.1.160.0050.00318.81
8.1.150.0040.00418.81
8.1.140.0040.00419.58
8.1.130.0000.00818.86
8.1.120.0040.00417.42
8.1.110.0030.00517.44
8.1.100.0030.00817.34
8.1.90.0040.00417.30
8.1.80.0070.00017.25
8.1.70.0000.00717.26
8.1.60.0000.00717.39
8.1.50.0040.00417.46
8.1.40.0040.00417.41
8.1.30.0000.00717.50
8.1.20.0040.00417.54
8.1.10.0000.00717.56
8.1.00.0000.00817.36
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0030.00518.37
8.0.270.0070.00017.24
8.0.260.0040.00418.86
8.0.250.0030.00316.84
8.0.240.0060.00316.78
8.0.230.0030.00316.81
8.0.220.0000.00716.80
8.0.210.0030.00316.80
8.0.200.0000.00716.77
8.0.190.0080.00016.88
8.0.180.0070.00416.88
8.0.170.0050.00316.74
8.0.160.0030.00616.84
8.0.150.0040.00416.68
8.0.140.0070.00016.70
8.0.130.0060.00013.20
8.0.120.0000.00816.69
8.0.110.0040.00416.78
8.0.100.0000.00716.93
8.0.90.0000.00716.93
8.0.80.0100.00716.82
8.0.70.0000.00816.83
8.0.60.0000.00716.77
8.0.50.0070.00016.88
8.0.30.0120.00917.01
8.0.20.0100.01117.40
8.0.10.0040.00416.98
8.0.00.0120.01216.67
7.4.330.0040.00415.55
7.4.320.0030.00316.50
7.4.300.0040.00416.50
7.4.290.0000.00716.35
7.4.280.0030.00616.39
7.4.270.0000.00716.51
7.4.260.0000.00716.31
7.4.250.0000.00716.31
7.4.240.0070.00016.44
7.4.230.0070.00016.34
7.4.220.0060.01216.38
7.4.210.0120.00316.55
7.4.200.0040.00416.55
7.4.160.0050.01016.32
7.4.150.0040.01417.40
7.4.140.0100.01017.86
7.4.130.0210.00316.23
7.4.120.0140.00416.42
7.4.110.0090.00916.43
7.4.100.0180.00316.45
7.4.90.0130.00316.30
7.4.80.0060.01319.39
7.4.70.0100.00616.34
7.4.60.0060.00916.37
7.4.50.0100.00616.48
7.4.40.0160.00016.26
7.4.30.0110.00916.32
7.4.00.0120.00314.54
7.3.330.0050.00012.95
7.3.320.0030.00312.95
7.3.310.0000.00716.18
7.3.300.0000.00716.18
7.3.290.0080.00716.16
7.3.280.0070.01016.16
7.3.270.0070.01117.40
7.3.260.0070.01016.22
7.3.250.0100.00916.30
7.3.240.0100.00816.25
7.3.230.0080.00816.10
7.3.210.0060.00916.18
7.3.200.0110.00516.38
7.3.190.0100.00716.21
7.3.180.0310.02416.47
7.3.170.0130.00616.15
7.3.160.0090.00616.23
7.2.330.0090.00916.27
7.2.320.0110.00616.51
7.2.310.0060.01016.33
7.2.300.0070.01016.59
7.2.290.0090.00916.47
7.2.60.0080.00416.54
7.1.200.0120.00315.69
7.1.80.0090.00617.85
7.1.70.0050.01017.12
7.1.60.0220.01335.10
7.1.50.0220.01534.47
7.1.40.0320.00334.05
7.1.30.0220.01534.56
7.1.20.0290.01034.36
7.1.10.0000.01316.52
7.1.00.0080.01016.61
7.0.200.0030.01316.57
7.0.190.0030.01416.59
7.0.180.0090.00616.00
7.0.170.0060.01016.06
7.0.160.0100.00816.29
7.0.150.0000.01516.16
7.0.140.0000.01716.10
7.0.130.0080.01116.28
7.0.120.0060.00916.28
7.0.110.0030.01216.34
7.0.100.0050.01516.36
7.0.90.0110.00816.37
7.0.80.0010.01716.42
7.0.70.0040.01516.12
7.0.60.0030.01615.79
7.0.50.0000.01516.15
7.0.40.0080.00716.52
7.0.30.0090.00616.57
7.0.20.0040.01416.27
7.0.10.0070.01116.29
7.0.00.0070.01016.52

preferences:
63.18 ms | 400 KiB | 5 Q