3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(array(0),array(1),array(2),array(3),array(4)); foreach ($a as $k => $v) { echo $k .' => ' . json_encode($v) . PHP_EOL; $i = 0; // for ($i = 0; $i < 2; $i++) { $new = $v; $new[] = $i; array_push($a, $new); // } echo $k .' => ' . json_encode($v) . PHP_EOL; } var_dump($a);

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)
8.3.60.0120.00316.25
8.3.50.0140.00821.15
8.3.40.0160.00318.96
8.3.30.0090.00618.89
8.3.20.0080.00019.91
8.3.10.0050.00323.69
8.3.00.0000.00819.79
8.2.180.0110.00718.39
8.2.170.0070.01022.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0110.00424.66
8.2.130.0000.00826.16
8.2.120.0060.00317.63
8.2.110.0070.00320.97
8.2.100.0000.01117.91
8.2.90.0030.00519.20
8.2.80.0000.00817.97
8.2.70.0030.00517.75
8.2.60.0000.00818.04
8.2.50.0140.00018.07
8.2.40.0060.00319.40
8.2.30.0040.00419.96
8.2.20.0040.00417.62
8.2.10.0040.00417.99
8.2.00.0050.00317.99
8.1.280.0090.00925.92
8.1.270.0080.00020.38
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00922.06
8.1.230.0090.00619.05
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0030.00617.34
8.1.190.0030.00617.22
8.1.180.0030.00518.10
8.1.170.0040.00418.48
8.1.160.0040.00421.99
8.1.150.0000.00818.89
8.1.140.0000.00817.32
8.1.130.0000.00717.57
8.1.120.0070.00017.38
8.1.110.0030.00617.48
8.1.100.0000.00717.46
8.1.90.0000.00717.43
8.1.80.0040.00317.45
8.1.70.0070.00017.35
8.1.60.0000.00817.57
8.1.50.0090.00017.53
8.1.40.0080.00017.44
8.1.30.0030.00617.60
8.1.20.0080.00017.63
8.1.10.0050.00317.43
8.1.00.0070.00017.43
8.0.300.0000.00820.37
8.0.290.0040.00416.75
8.0.280.0040.00418.32
8.0.270.0000.00717.19
8.0.260.0000.00717.16
8.0.250.0080.00016.92
8.0.240.0000.00716.86
8.0.230.0030.00316.96
8.0.220.0030.00316.88
8.0.210.0040.00416.87
8.0.200.0090.00016.94
8.0.190.0040.00416.93
8.0.180.0000.00716.91
8.0.170.0030.00516.82
8.0.160.0040.00416.95
8.0.150.0000.00716.75
8.0.140.0040.00416.73
8.0.130.0060.00013.33
8.0.120.0000.00816.84
8.0.110.0050.00316.88
8.0.100.0040.00416.71
8.0.90.0030.00616.25
8.0.80.0070.01116.84
8.0.70.0040.00416.90
8.0.60.0040.00416.72
8.0.50.0000.00816.75
8.0.30.0100.00817.00
8.0.20.0120.00717.40
8.0.10.0050.00316.85
8.0.00.0080.01216.68
7.4.330.0050.00015.09
7.4.320.0060.00016.64
7.4.300.0030.00316.59
7.4.290.0050.00216.61
7.4.280.0000.01016.60
7.4.270.0070.00016.46
7.4.260.0080.00316.47
7.4.250.0070.00016.44
7.4.240.0050.00216.45
7.4.230.0070.00016.57
7.4.220.0150.00416.53
7.4.210.0060.00916.68
7.4.200.0030.00316.50
7.4.160.0080.00816.45
7.4.150.0140.00417.40
7.4.140.0070.01117.86
7.4.130.0110.01016.56
7.4.120.0120.00716.59
7.4.110.0160.01016.40
7.4.100.0090.00916.46
7.4.90.0060.01316.46
7.4.80.0060.01519.39
7.4.70.0090.01016.58
7.4.60.0030.01316.52
7.4.50.0080.00016.58
7.4.40.0060.01016.44
7.4.30.0060.01616.30
7.4.00.0140.00314.96
7.3.330.0000.00513.15
7.3.320.0060.00013.24
7.3.310.0030.00316.16
7.3.300.0070.00016.34
7.3.290.0070.00916.31
7.3.280.0090.00916.33
7.3.270.0090.00817.40
7.3.260.0070.01316.49
7.3.250.0120.00716.44
7.3.240.0120.00616.39
7.3.230.0110.01416.39
7.3.210.0030.01516.29
7.3.200.0100.00716.40
7.3.190.0040.01216.34
7.3.180.0070.01016.38
7.3.170.0110.00516.61
7.3.160.0110.00816.46
7.2.330.0120.00616.73
7.2.320.0230.00016.75
7.2.310.0080.01316.73
7.2.300.0110.00716.71
7.2.290.0070.01016.54
7.2.00.0040.01119.43
7.1.200.0000.01015.73
7.1.100.0060.00918.15
7.1.70.0000.00817.28
7.1.60.0100.01320.03
7.1.50.0140.01116.90
7.1.00.0030.08022.37
7.0.200.0000.01016.64
7.0.90.0000.04321.74
7.0.80.0030.06321.68
7.0.70.0030.03721.68
7.0.60.0000.04321.77
7.0.50.0100.07322.12
7.0.40.0030.03720.07
7.0.30.0000.04320.04
7.0.20.0000.08020.15
7.0.10.0100.07320.18
7.0.00.0070.08020.04
5.6.280.0000.08720.89
5.6.240.0000.04720.66
5.6.230.0000.06720.59
5.6.220.0170.02720.48
5.6.210.0000.04020.66
5.6.200.0000.04320.92
5.6.190.0030.03321.17
5.6.180.0000.04321.04
5.6.170.0030.03721.06
5.6.160.0030.08021.01
5.6.150.0070.06020.93
5.6.140.0030.05721.04
5.6.130.0070.04721.11
5.6.120.0030.04721.02
5.6.110.0070.08020.95
5.6.100.0000.05021.06
5.6.90.0030.06020.92
5.6.80.0030.05320.43
5.6.70.0000.05020.39
5.6.60.0100.04720.32
5.6.50.0030.05020.43
5.6.40.0000.09020.32
5.6.30.0000.06020.39
5.6.20.0100.06020.42
5.6.10.0070.08020.27
5.6.00.0070.08020.27
5.5.380.0000.04320.56
5.5.370.0070.03720.41
5.5.360.0200.02720.40
5.5.350.0070.03720.44
5.5.340.0030.04020.88
5.5.330.0070.03720.80
5.5.320.0030.04020.71
5.5.310.0030.04020.87
5.5.300.0000.05020.75
5.5.290.0030.08720.85
5.5.280.0070.04020.87
5.5.270.0030.06020.81
5.5.260.0000.05020.75
5.5.250.0130.07320.59
5.5.240.0030.04020.11
5.5.230.0100.04020.28
5.5.220.0000.04320.20
5.5.210.0130.06720.20
5.5.200.0030.05320.23
5.5.190.0100.07320.14
5.5.180.0030.05020.27
5.5.160.0100.05719.97
5.5.150.0030.06020.27
5.5.140.0170.07020.26
5.5.130.0070.04320.17
5.5.120.0030.08020.17
5.5.110.0070.07719.98
5.5.100.0030.06720.07
5.5.90.0100.07320.11
5.5.80.0070.06020.17
5.5.70.0070.07720.08
5.5.60.0030.07720.14
5.5.50.0030.04720.07
5.5.40.0000.06020.13
5.5.30.0070.06319.98
5.5.20.0100.08020.13
5.5.10.0000.04320.04
5.5.00.0230.06020.00
5.4.450.0070.04319.11
5.4.440.0000.04319.46
5.4.430.0070.04019.30
5.4.420.0000.05019.27
5.4.410.0030.04319.34
5.4.400.0030.06019.12
5.4.390.0030.07719.07
5.4.380.0030.03719.04
5.4.370.0000.04018.79
5.4.360.0030.08018.84
5.4.350.0100.03719.04
5.4.340.0070.07318.92
5.4.320.0030.04319.05
5.4.310.0030.07019.07
5.4.300.0070.07319.04
5.4.290.0030.07718.96
5.4.280.0100.07019.11
5.4.270.0030.07319.11
5.4.260.0070.06718.97
5.4.250.0070.07718.95
5.4.240.0030.06019.07
5.4.230.0000.05019.05
5.4.220.0000.07719.07
5.4.210.0030.07719.02
5.4.200.0130.06719.24
5.4.190.0030.04719.09
5.4.180.0000.05319.01
5.4.170.0070.07318.97
5.4.160.0070.07718.94
5.4.150.0070.06719.02
5.4.140.0000.04016.30
5.4.130.0030.07016.28
5.4.120.0030.07316.09
5.4.110.0070.07316.45
5.4.100.0030.07316.41
5.4.90.0030.06716.24
5.4.80.0030.07016.25
5.4.70.0030.04016.33
5.4.60.0030.07316.23
5.4.50.0030.04716.21
5.4.40.0130.06716.30
5.4.30.0030.05316.18
5.4.20.0030.06716.18
5.4.10.0130.06316.38
5.4.00.0030.07315.77

preferences:
45.52 ms | 401 KiB | 5 Q