3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arrs = array(); $arrs[] = array('something1', 2); $arrs[] = array('something3', 'something4'); $arrs[] = array(); $arrs[] = array('something1', 3.12); $list = array(); foreach($arrs as $key=>$arr) { if(is_array($arr)) { echo $key; echo ", "; $list = array_merge($list, $arr); } else{ echo $key; echo " not array"; } } print_r($list);

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)
8.3.40.0040.01118.84
8.3.30.0030.01019.04
8.3.20.0070.00320.39
8.3.10.0000.00821.85
8.3.00.0040.00422.51
8.2.170.0110.00322.96
8.2.160.0100.00319.18
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.01126.16
8.2.120.0000.00819.48
8.2.110.0030.00522.11
8.2.100.0040.00819.70
8.2.90.0000.00819.34
8.2.80.0000.00818.00
8.2.70.0060.00617.50
8.2.60.0000.00818.05
8.2.50.0080.00018.07
8.2.40.0040.00420.06
8.2.30.0000.00718.18
8.2.20.0040.00417.59
8.2.10.0000.00717.60
8.2.00.0040.00417.80
8.1.270.0080.00022.19
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0000.00823.83
8.1.230.0090.00319.08
8.1.220.0050.00317.79
8.1.210.0080.00018.77
8.1.200.0060.00617.35
8.1.190.0060.00317.53
8.1.180.0040.00418.70
8.1.170.0040.00418.50
8.1.160.0000.00722.05
8.1.150.0000.00718.63
8.1.140.0000.00717.48
8.1.130.0030.00317.88
8.1.120.0000.00717.45
8.1.110.0000.00917.46
8.1.100.0000.00717.40
8.1.90.0070.00017.31
8.1.80.0040.00417.38
8.1.70.0030.00317.44
8.1.60.0000.00717.48
8.1.50.0050.00217.42
8.1.40.0070.00017.47
8.1.30.0030.00617.57
8.1.20.0060.00317.60
8.1.10.0030.00617.41
8.1.00.0040.00417.33
8.0.300.0030.00618.77
8.0.290.0070.00017.05
8.0.280.0040.00418.32
8.0.270.0030.00317.13
8.0.260.0000.00716.82
8.0.250.0070.00016.97
8.0.240.0030.00316.93
8.0.230.0000.00816.84
8.0.220.0000.00816.80
8.0.210.0030.00316.93
8.0.200.0000.00616.95
8.0.190.0040.00416.87
8.0.180.0040.00416.89
8.0.170.0050.00216.81
8.0.160.0050.00316.76
8.0.150.0030.00316.78
8.0.140.0030.00316.86
8.0.130.0030.00313.33
8.0.120.0040.00416.85
8.0.110.0070.00016.91
8.0.100.0000.00716.67
8.0.90.0040.00416.92
8.0.80.0110.00416.82
8.0.70.0000.00716.91
8.0.60.0000.00716.95
8.0.50.0040.00416.91
8.0.30.0130.00717.14
8.0.20.0130.00617.40
8.0.10.0040.00416.96
8.0.00.0100.00916.72
7.4.330.0030.00315.00
7.4.320.0000.00816.45
7.4.300.0000.00616.60
7.4.290.0030.00316.52
7.4.280.0070.00016.48
7.4.270.0000.00716.41
7.4.260.0050.00216.47
7.4.250.0030.00516.57
7.4.240.0020.00516.50
7.4.230.0050.00216.34
7.4.220.0000.01716.53
7.4.210.0070.00916.61
7.4.200.0030.00316.51
7.4.190.0030.00616.61
7.4.160.0180.00316.57
7.4.150.0110.00617.40
7.4.140.0080.01317.86
7.4.130.0120.00916.38
7.4.120.0150.00616.52
7.4.110.0110.00616.68
7.4.100.0070.01316.53
7.4.90.0110.01116.41
7.4.80.0030.02119.39
7.4.70.0040.01316.31
7.4.60.0100.00716.47
7.4.50.0040.00416.51
7.4.40.0120.00322.77
7.4.30.0100.00616.46
7.4.00.0030.01315.00
7.3.330.0000.00813.18
7.3.320.0060.00012.99
7.3.310.0060.00316.35
7.3.300.0030.00316.17
7.3.290.0100.01016.32
7.3.280.0090.00616.32
7.3.270.0120.00617.40
7.3.260.0110.00716.31
7.3.250.0100.01016.14
7.3.240.0040.01216.16
7.3.230.0100.00716.39
7.3.210.0090.00916.51
7.3.200.0030.01519.39
7.3.190.0160.00616.32
7.3.180.0120.00416.57
7.3.170.0130.00916.55
7.3.160.0090.00616.23
7.3.120.0060.01014.89
7.2.330.0000.01716.75
7.2.320.0130.01016.61
7.2.310.0060.01316.79
7.2.300.0030.01316.46
7.2.290.0000.01616.82
7.2.00.0040.00719.51
7.1.100.0040.01117.96
7.1.70.0000.00916.93
7.1.60.0110.01419.82
7.1.50.0110.01416.70
7.1.00.0030.05022.39
7.0.200.0070.00316.49
7.0.140.0000.07722.08
7.0.60.0100.08319.97
7.0.50.0130.06317.87
7.0.40.0100.04720.13
7.0.30.0200.07320.30
7.0.20.0270.07720.29
7.0.10.0030.05020.29
7.0.00.0030.04320.10
5.6.280.0070.06721.02
5.6.210.0170.07720.62
5.6.200.0100.07318.22
5.6.190.0030.05020.48
5.6.180.0300.04320.47
5.6.170.0370.05020.54
5.6.160.0130.03020.72
5.6.150.0030.04018.16
5.6.140.0100.07318.28
5.6.130.0070.08718.23
5.6.120.0070.07321.09
5.6.110.0100.08021.00
5.6.100.0100.07020.97
5.6.90.0030.05020.95
5.6.80.0170.07320.28
5.5.350.0300.06320.48
5.5.340.0000.05018.03
5.5.330.0030.04320.35
5.5.320.0270.03320.39
5.5.310.0230.03720.41
5.5.300.0070.03718.02
5.5.290.0070.08318.08
5.5.280.0030.04320.77
5.5.270.0030.05020.95
5.5.260.0130.08020.84
5.5.250.0130.07720.70
5.5.240.0070.07020.23
5.4.450.0630.04719.47
5.4.440.0830.05019.43
5.4.430.0100.05719.68
5.4.420.0070.05719.68
5.4.410.0200.05019.30
5.4.400.0170.07319.21
5.4.390.0170.05019.04
5.4.380.0470.06318.79
5.4.370.0400.06018.85
5.4.360.0430.06018.45
5.4.350.0400.05718.62
5.4.340.0430.05718.50
5.4.320.0100.03812.49
5.4.310.0090.03412.48
5.4.300.0040.03712.49
5.4.290.0070.04112.48
5.4.280.0100.03412.36
5.4.270.0070.03612.35
5.4.260.0010.04312.35
5.4.250.0070.03812.36
5.4.240.0050.03912.36
5.4.230.0080.03712.35
5.4.220.0060.03812.34
5.4.210.0050.03812.34
5.4.200.0090.05012.35
5.4.190.0110.03312.34
5.4.180.0080.05112.34
5.4.170.0070.03612.35
5.4.160.0030.03912.35
5.4.150.0040.04012.35
5.4.140.0060.03712.03
5.4.130.0060.03512.02
5.4.120.0060.03711.98
5.4.110.0070.03411.97
5.4.100.0070.03611.97
5.4.90.0040.04011.98
5.4.80.0080.03711.97
5.4.70.0090.03711.97
5.4.60.0100.03111.97
5.4.50.0090.03311.97
5.4.40.0060.03511.96
5.4.30.0070.03511.96
5.4.20.0040.04311.95
5.4.10.0060.04311.95
5.4.00.0060.03811.45
5.3.290.0060.03812.80
5.3.280.0060.04112.71
5.3.270.0070.04112.73
5.3.260.0070.03812.71
5.3.250.0070.04012.72
5.3.240.0090.03612.72
5.3.230.0030.04112.71
5.3.220.0060.03712.68
5.3.210.0080.03712.68
5.3.200.0050.03812.68
5.3.190.0060.03812.68
5.3.180.0100.03312.67
5.3.170.0060.03812.67
5.3.160.0070.03912.67
5.3.150.0050.03912.68
5.3.140.0060.03712.66
5.3.130.0100.03612.66
5.3.120.0080.03812.66
5.3.110.0090.04112.66
5.3.100.0100.03712.12
5.3.90.0070.03712.09
5.3.80.0080.03712.08
5.3.70.0070.03612.08
5.3.60.0090.03612.06
5.3.50.0070.03612.00
5.3.40.0050.03812.00
5.3.30.0070.03611.96
5.3.20.0030.04011.74
5.3.10.0090.03311.70
5.3.00.0080.03511.69
5.2.170.0040.0329.18
5.2.160.0070.0339.19
5.2.150.0070.0309.19
5.2.140.0080.0289.18
5.2.130.0060.0319.14
5.2.120.0070.0279.14
5.2.110.0060.0299.15
5.2.100.0040.0299.15
5.2.90.0060.0289.14
5.2.80.0030.0339.15
5.2.70.0030.0339.14
5.2.60.0050.0319.09
5.2.50.0070.0299.07
5.2.40.0070.0299.04
5.2.30.0050.0329.02
5.2.20.0050.0309.01
5.2.10.0050.0298.94
5.2.00.0050.0308.80
5.1.60.0080.0218.09
5.1.50.0050.0258.09
5.1.40.0090.0208.07
5.1.30.0070.0248.41
5.1.20.0050.0278.44
5.1.10.0040.0278.16
5.1.00.0080.0238.17
5.0.50.0030.0216.64
5.0.40.0030.0216.51
5.0.30.0070.0286.31
5.0.20.0020.0216.30
5.0.10.0050.0186.28
5.0.00.0040.0306.26
4.4.90.0040.0154.78
4.4.80.0040.0144.75
4.4.70.0030.0164.76
4.4.60.0050.0204.76
4.4.50.0040.0154.77
4.4.40.0050.0254.71
4.4.30.0030.0174.76
4.4.20.0050.0154.84
4.4.10.0020.0184.85
4.4.00.0050.0244.76
4.3.110.0020.0184.67
4.3.100.0050.0144.67
4.3.90.0020.0164.64
4.3.80.0020.0264.59
4.3.70.0040.0144.63
4.3.60.0030.0154.63
4.3.50.0030.0164.63
4.3.40.0050.0224.54
4.3.30.0030.0163.32
4.3.20.0030.0163.30
4.3.10.0020.0163.27
4.3.00.0070.0236.98

preferences:
41.82 ms | 400 KiB | 5 Q