3v4l.org

run code in 300+ PHP versions simultaneously
<?php $original = [ 'some' => 1, 'thing' => 2, ]; $augmented = [ 'app' => 'mail', ]; for ($i = 0; $i < 100000; $i++) { //array_merge($original, $augmented); if (!isset($original['app'])) { $original['app'] = 'mail'; } }

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)
8.4.140.0120.01020.30
8.4.130.0090.01317.73
8.4.120.0080.00520.52
8.4.110.0070.00522.25
8.4.100.0130.00917.63
8.4.90.0090.00918.70
8.4.80.0090.01217.70
8.4.70.0130.01017.89
8.4.60.0040.00519.05
8.4.50.0100.00818.27
8.4.40.0140.00417.43
8.4.30.0160.00020.69
8.4.20.0090.00017.75
8.4.10.0060.00320.55
8.3.270.0100.01216.55
8.3.260.0110.01016.77
8.3.250.0060.00318.88
8.3.240.0120.00816.51
8.3.230.0140.00816.64
8.3.220.0110.01017.38
8.3.210.0100.01118.39
8.3.200.0070.00216.73
8.3.190.0130.00717.27
8.3.180.0110.01018.50
8.3.170.0050.00317.21
8.3.160.0100.01016.44
8.3.150.0130.00918.82
8.3.140.0100.01016.92
8.3.130.0060.00318.46
8.3.120.0000.00918.77
8.3.110.0100.01020.94
8.3.100.0100.00724.06
8.3.90.0070.00326.77
8.3.80.0030.00619.36
8.3.70.0130.00316.75
8.3.60.0060.00918.30
8.3.50.0070.01224.52
8.3.40.0040.01118.79
8.3.30.0030.01318.57
8.3.20.0070.01424.18
8.3.10.0030.00624.66
8.3.00.0060.00326.16
8.2.290.0120.00820.60
8.2.280.0060.00318.16
8.2.270.0100.01017.50
8.2.260.0060.00316.40
8.2.250.0100.00616.86
8.2.240.0140.00717.28
8.2.230.0060.00322.58
8.2.220.0030.00737.54
8.2.210.0060.00326.77
8.2.200.0100.00018.88
8.2.190.0080.01216.63
8.2.180.0080.01525.92
8.2.170.0100.01318.91
8.2.160.0100.00722.96
8.2.150.0000.00825.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00426.35
8.2.110.0040.00721.06
8.2.100.0110.00817.50
8.2.90.0030.00617.75
8.2.80.0070.00318.91
8.2.70.0000.00917.50
8.2.60.0060.00317.75
8.2.50.0040.00718.05
8.2.40.0030.00618.34
8.2.30.0000.00818.08
8.2.20.0050.00318.21
8.2.10.0000.00819.18
8.2.00.0000.00819.17
8.1.330.0120.00823.54
8.1.320.0100.00816.16
8.1.310.0030.00616.76
8.1.300.0030.00618.41
8.1.290.0040.00830.84
8.1.280.0060.00925.92
8.1.270.0060.00323.99
8.1.260.0040.00428.09
8.1.250.0000.00828.09
8.1.240.0030.00723.91
8.1.230.0000.01220.79
8.1.220.0000.00917.76
8.1.210.0030.00618.77
8.1.200.0030.00717.35
8.1.190.0090.00017.53
8.1.180.0030.00618.10
8.1.170.0060.00318.53
8.1.160.0030.00618.80
8.1.150.0040.00418.75
8.1.140.0000.00918.79
8.1.130.0040.00420.01
8.1.120.0060.00317.30
8.1.110.0070.00317.46
8.1.100.0030.00617.43
8.1.90.0000.00917.35
8.1.80.0090.00017.46
8.1.70.0000.01017.43
8.1.60.0040.00717.60
8.1.50.0000.00917.44
8.1.40.0030.00717.49
8.1.30.0100.00017.48
8.1.20.0030.00617.54
8.1.10.0030.00717.53
8.1.00.0070.00317.50
8.0.300.0000.00918.77
8.0.290.0000.00816.63
8.0.280.0000.00818.44
8.0.270.0040.00718.00
8.0.260.0060.00318.50
8.0.250.0040.00416.95
8.0.240.0040.00417.01
8.0.230.0030.00516.98
8.0.220.0060.00316.91
8.0.210.0060.00316.86
8.0.200.0030.00616.84
8.0.190.0000.01016.80
8.0.180.0000.00916.93
8.0.170.0030.00716.88
8.0.160.0030.00616.91
8.0.150.0040.00416.90
8.0.140.0030.00616.70
8.0.130.0050.00313.35
8.0.120.0000.00916.81
8.0.110.0000.00916.75
8.0.100.0060.00316.75
8.0.90.0000.00816.78
8.0.80.0080.00916.86
8.0.70.0000.00916.67
8.0.60.0050.00516.84
8.0.50.0040.00416.76
8.0.30.0030.01416.89
8.0.20.0080.01217.10
8.0.10.0030.00617.04
8.0.00.0140.01416.81
7.4.330.0000.00615.55
7.4.320.0070.00016.51
7.4.300.0040.00416.41
7.4.290.0030.00616.51
7.4.280.0030.00716.53
7.4.270.0090.00016.41
7.4.260.0000.00813.27
7.4.250.0030.00616.38
7.4.240.0040.00416.42
7.4.230.0030.00616.68
7.4.220.0000.00916.30
7.4.210.0070.01116.45
7.4.200.0000.00916.59
7.4.130.0100.01516.58
7.4.120.0100.00916.56
7.4.110.0030.01616.72
7.4.100.0090.01216.65
7.4.90.0070.01816.54
7.4.80.0070.01416.50
7.4.70.0060.01416.46
7.4.60.0120.01016.52
7.4.50.0140.00716.43
7.4.40.0070.01816.16
7.4.30.0070.01316.31
7.4.20.0030.01616.41
7.4.10.0060.01416.15
7.4.00.0070.01116.61
7.3.330.0040.00416.16
7.3.320.0050.00313.20
7.3.310.0000.00916.28
7.3.300.0030.00616.32
7.3.290.0060.01316.36
7.3.280.0030.01316.21
7.3.260.0150.00916.32
7.3.230.0150.00616.51
7.3.210.0000.01916.39
7.3.200.0130.00816.61
7.3.190.0110.01116.31
7.3.180.0060.01616.38
7.3.170.0120.00916.31
7.3.160.0120.00916.32
7.3.150.0060.01316.30
7.3.140.0040.01516.38
7.3.130.0060.01516.59
7.3.120.0040.01716.38
7.3.110.0110.01116.53
7.3.100.0110.01116.55
7.3.90.0080.01316.31
7.3.80.0040.01616.50
7.3.70.0100.01316.30
7.3.60.0110.01116.44
7.3.50.0090.01416.38
7.3.40.0140.01016.27
7.3.30.0160.00816.27
7.3.20.0120.01816.44
7.3.10.0090.01716.36
7.3.00.0160.01316.51
7.2.330.0080.01116.44
7.2.320.0100.01316.72
7.2.310.0130.01016.81
7.2.300.0040.02116.34
7.2.290.0120.00916.46
7.2.280.0150.00616.53
7.2.270.0110.00916.69
7.2.260.0120.01016.73
7.2.250.0150.00616.44
7.2.240.0090.01216.39
7.2.230.0100.01316.60
7.2.220.0130.01016.73
7.2.210.0070.01416.68
7.2.200.0120.01216.47
7.2.190.0140.00716.54
7.2.180.0080.01916.50
7.2.170.0080.01616.46
7.2.160.0170.00716.52
7.2.150.0120.01216.80
7.2.140.0040.01816.64
7.2.130.0100.01316.52
7.2.120.0050.02016.56
7.2.110.0110.01116.63
7.2.100.0110.01216.61
7.2.90.0190.00316.66
7.2.80.0170.00716.68
7.2.70.0120.00916.68
7.2.60.0110.01516.60
7.2.50.0070.01616.53
7.2.40.0130.01016.79
7.2.30.0100.01316.59
7.2.20.0150.01016.64
7.2.10.0130.01016.70
7.2.00.0170.01316.69

preferences:
157.71 ms | 403 KiB | 5 Q