3v4l.org

run code in 300+ PHP versions simultaneously
<?php $myArr = []; // Is safe if (!empty($myArr['foo'])) { var_dump($myArr['foo']); } // Is not safe $myVal = $myArr['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)
8.3.60.0040.01418.43
8.3.50.0030.01716.39
8.3.40.0030.01418.79
8.3.30.0070.01018.90
8.3.20.0040.00421.90
8.3.10.0080.00023.53
8.3.00.0000.00723.52
8.2.180.0110.00718.56
8.2.170.0110.00322.96
8.2.160.0140.00720.09
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00721.06
8.2.120.0040.00426.35
8.2.110.0080.00421.04
8.2.100.0040.00817.97
8.2.90.0050.00318.34
8.2.80.0050.00317.97
8.2.70.0000.00818.04
8.2.60.0030.00617.63
8.2.50.0050.00318.10
8.2.40.0020.00520.64
8.2.30.0000.00720.50
8.2.20.0030.00518.11
8.2.10.0040.00418.12
8.2.00.0000.00718.12
8.1.280.0130.00725.92
8.1.270.0080.00022.10
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00620.67
8.1.230.0110.00020.91
8.1.220.0030.00617.74
8.1.210.0040.00418.93
8.1.200.0050.00317.23
8.1.190.0070.00417.10
8.1.180.0080.00018.10
8.1.170.0000.00818.49
8.1.160.0000.00718.88
8.1.150.0080.00020.18
8.1.140.0000.00717.68
8.1.130.0000.00817.48
8.1.120.0070.00017.37
8.1.110.0000.00817.40
8.1.100.0040.00417.44
8.1.90.0070.00017.44
8.1.80.0000.00817.50
8.1.70.0030.00717.43
8.1.60.0040.00417.59
8.1.50.0080.00017.51
8.1.40.0030.00617.51
8.1.30.0040.00417.61
8.1.20.0080.00017.58
8.1.10.0000.00717.50
8.1.00.0000.00817.45
8.0.300.0000.00719.89
8.0.290.0060.00616.73
8.0.280.0030.00318.44
8.0.270.0000.00717.25
8.0.260.0000.00616.87
8.0.250.0040.00417.06
8.0.240.0030.00317.01
8.0.230.0070.00016.98
8.0.220.0030.00316.82
8.0.210.0040.00416.97
8.0.200.0000.00817.02
8.0.190.0070.00017.01
8.0.180.0000.00716.85
8.0.170.0050.00316.85
8.0.160.0050.00516.84
8.0.150.0000.00816.91
8.0.140.0030.00316.88
8.0.130.0000.00513.41
8.0.120.0050.00316.86
8.0.110.0070.00016.76
8.0.100.0000.00716.99
8.0.90.0070.00016.89
8.0.80.0070.01016.89
8.0.70.0050.00316.90
8.0.60.0070.00016.77
8.0.50.0040.00416.93
8.0.30.0120.00817.07
8.0.20.0110.01217.40
8.0.10.0050.00216.96
8.0.00.0110.00916.68
7.4.330.0000.00515.55
7.4.320.0030.00316.61
7.4.300.0060.00016.61
7.4.290.0070.00016.61
7.4.280.0030.00516.49
7.4.270.0030.00316.49
7.4.260.0110.00016.63
7.4.250.0080.00016.48
7.4.240.0000.00816.48
7.4.230.0030.00316.49
7.4.220.0050.00216.36
7.4.210.0070.01316.40
7.4.200.0040.00416.27
7.4.160.0120.00716.53
7.4.140.0110.00817.86
7.4.130.0060.01616.45
7.4.120.0070.01016.56
7.4.110.0070.01016.67
7.4.100.0100.00716.50
7.4.90.0060.01116.46
7.4.80.0030.01519.39
7.4.70.0130.00916.41
7.4.60.0100.00716.48
7.4.50.0040.01516.70
7.4.40.0160.00316.75
7.4.00.0070.00014.84
7.3.330.0000.00513.21
7.3.320.0000.00613.17
7.3.310.0000.00716.46
7.3.300.0040.00416.31
7.3.290.0120.00616.29
7.3.280.0120.00616.33
7.3.260.0090.01016.36
7.3.250.0110.00816.48
7.3.240.0090.01016.51
7.3.230.0100.00616.23
7.3.210.0130.00316.25
7.3.200.0060.01016.43
7.3.190.0080.00816.42
7.3.180.0060.00916.40
7.3.170.0070.00716.21
7.3.160.0100.00616.29
7.3.10.0050.00816.26
7.3.00.0060.00316.61
7.2.330.0130.00916.70
7.2.320.0180.00716.36
7.2.310.0100.00716.30
7.2.300.0100.01016.71
7.2.290.0100.00716.32
7.2.130.0130.00316.96
7.2.120.0070.00616.85
7.2.110.0060.00916.50
7.2.100.0080.00416.71
7.2.90.0120.00016.87
7.2.80.0130.00016.66
7.2.70.0000.01516.88
7.2.60.0170.00216.70
7.2.50.0000.01416.62
7.2.40.0030.00916.52
7.2.30.0120.01117.31
7.2.20.0100.01117.35
7.2.10.0640.01217.22
7.2.00.0070.01017.36
7.1.250.0060.00615.71
7.1.200.0030.01015.24
7.1.150.0130.01316.45
7.1.140.0120.01116.26
7.1.130.0140.01116.86
7.1.120.0130.01316.77
7.1.110.0130.01416.20
7.1.100.0130.01315.89
7.1.90.0300.01416.18
7.1.80.0140.01016.08
7.1.70.0070.01215.22
7.1.60.0300.01533.29
7.1.50.0310.01533.05
7.1.40.0310.01932.64
7.1.30.0330.01932.62
7.1.20.0320.02132.70
7.1.10.0100.01214.49
7.1.00.0110.01714.85

preferences:
58.85 ms | 401 KiB | 5 Q