3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test['t'][0] = 'test'; var_dump(isset($test['t'][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)
8.3.60.0060.00916.75
8.3.50.0130.00316.38
8.3.40.0110.00418.66
8.3.30.0070.00718.79
8.3.20.0040.00420.22
8.3.10.0030.00521.73
8.3.00.0000.00917.59
8.2.180.0100.01016.50
8.2.170.0160.00722.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00421.12
8.2.120.0000.00726.35
8.2.110.0070.00320.91
8.2.100.0040.00718.03
8.2.90.0080.00019.17
8.2.80.0000.00817.97
8.2.70.0050.00317.36
8.2.60.0070.00017.93
8.2.50.0000.00818.10
8.2.40.0000.00720.55
8.2.30.0040.00420.99
8.2.20.0000.00818.02
8.2.10.0070.00018.03
8.2.00.0040.00418.05
8.1.280.0130.00725.92
8.1.270.0040.00422.14
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00323.84
8.1.230.0070.00419.02
8.1.220.0050.00217.74
8.1.210.0040.00418.77
8.1.200.0050.00517.23
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0000.00818.24
8.1.160.0000.00719.03
8.1.150.0000.00720.53
8.1.140.0070.00019.50
8.1.130.0030.00318.80
8.1.120.0050.00217.43
8.1.110.0000.00717.39
8.1.100.0000.00717.33
8.1.90.0000.00717.38
8.1.80.0040.00417.37
8.1.70.0060.00317.42
8.1.60.0040.00417.51
8.1.50.0040.00417.34
8.1.40.0060.00317.49
8.1.30.0030.00617.47
8.1.20.0000.00817.48
8.1.10.0000.00817.46
8.1.00.0040.00417.36
8.0.300.0050.00218.77
8.0.290.0040.00416.75
8.0.280.0040.00418.37
8.0.270.0030.00317.18
8.0.260.0060.00016.75
8.0.250.0000.00716.90
8.0.240.0070.00316.78
8.0.230.0060.00316.87
8.0.220.0030.00316.71
8.0.210.0030.00316.79
8.0.200.0040.00416.75
8.0.190.0000.00816.79
8.0.180.0000.00716.73
8.0.170.0070.00016.86
8.0.160.0040.00416.82
8.0.150.0030.00316.80
8.0.140.0000.00716.64
8.0.130.0030.00313.31
8.0.120.0070.00016.67
8.0.110.0000.00716.63
8.0.100.0000.00716.61
8.0.90.0000.00716.76
8.0.80.0080.00816.77
8.0.70.0070.00016.68
8.0.60.0080.00016.78
8.0.50.0040.00416.78
8.0.30.0040.01416.94
8.0.20.0110.00717.40
8.0.10.0000.00716.93
8.0.00.0060.01416.64
7.4.330.0050.00015.55
7.4.320.0030.00316.54
7.4.300.0030.00316.54
7.4.290.0030.00716.48
7.4.280.0040.00416.55
7.4.270.0030.00316.44
7.4.260.0030.00313.18
7.4.250.0000.00916.40
7.4.240.0000.00716.43
7.4.230.0030.00316.26
7.4.220.0070.01116.36
7.4.210.0090.00716.57
7.4.200.0030.00316.37
7.4.160.0090.00816.52
7.4.150.0130.00317.40
7.4.140.0110.00917.86
7.4.130.0120.00616.47
7.4.120.0100.01116.54
7.3.330.0020.00213.11
7.3.320.0000.00613.10
7.3.310.0000.00716.32
7.3.300.0000.00616.24
7.3.290.0000.00716.16
7.3.280.0090.00816.27
7.3.270.0100.00617.40
7.3.260.0100.00716.29
7.3.250.0110.01216.14
7.3.240.0090.00716.19

preferences:
46.18 ms | 401 KiB | 5 Q