3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ ['email' => 'a'], ['email' => 'b'], ['email' => 'c'] ]; var_dump(array_reduce($arr, function($str, $item) { return $str.', ' . $item['email']; }));

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)
8.3.60.0100.00718.30
8.3.50.0110.01022.92
8.3.40.0070.00718.67
8.3.30.0110.00418.91
8.3.20.0000.00820.39
8.3.10.0070.00023.68
8.3.00.0060.00319.38
8.2.180.0090.00616.38
8.2.170.0070.00722.96
8.2.160.0070.00720.57
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0100.00726.16
8.2.120.0040.00721.04
8.2.110.0030.00620.32
8.2.100.0000.01118.22
8.2.90.0040.00419.22
8.2.80.0080.00017.97
8.2.70.0080.00017.63
8.2.60.0000.00817.92
8.2.50.0040.00418.07
8.2.40.0080.00019.95
8.2.30.0040.00418.07
8.2.20.0030.00617.75
8.2.10.0040.00418.18
8.2.00.0070.00017.74
8.1.280.0110.01125.92
8.1.270.0050.00323.88
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00621.89
8.1.230.0040.00718.99
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0100.00017.22
8.1.190.0050.00317.36
8.1.180.0060.00318.10
8.1.170.0000.00818.70
8.1.160.0060.00322.06
8.1.150.0040.00418.77
8.1.140.0040.00417.49
8.1.130.0030.00317.87
8.1.120.0050.00317.51
8.1.110.0050.00217.47
8.1.100.0050.00317.43
8.1.90.0000.00717.47
8.1.80.0000.00717.52
8.1.70.0030.00317.43
8.1.60.0040.00417.54
8.1.50.0040.00417.41
8.1.40.0000.00817.51
8.1.30.0050.00317.60
8.1.20.0040.00417.68
8.1.10.0000.00817.59
8.1.00.0070.00017.52
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.44
8.0.270.0000.00817.34
8.0.260.0030.00317.31
8.0.250.0030.00316.91
8.0.240.0000.00716.93
8.0.230.0070.00016.91
8.0.220.0070.00016.87
8.0.210.0030.00316.93
8.0.200.0000.00616.85
8.0.190.0050.00516.95
8.0.180.0000.00716.93
8.0.170.0080.00016.92
8.0.160.0030.00416.87
8.0.150.0030.00316.75
8.0.140.0050.00316.88
8.0.130.0050.00313.37
8.0.120.0000.00816.76
8.0.110.0070.00016.93
8.0.100.0000.00816.77
8.0.90.0030.00317.00
8.0.80.0170.00616.81
8.0.70.0000.00816.78
8.0.60.0000.00816.84
8.0.50.0000.00716.87
8.0.30.0140.00817.22
8.0.20.0080.01217.40
8.0.10.0050.00316.82
8.0.00.0050.01216.64
7.4.330.0050.00015.08
7.4.320.0060.00016.60
7.4.300.0030.00316.50
7.4.290.0000.00716.51
7.4.280.0070.00016.60
7.4.270.0030.00316.55
7.4.260.0080.00016.59
7.4.250.0000.00816.43
7.4.240.0000.00716.55
7.4.230.0030.00316.41
7.4.220.0070.01016.48
7.4.210.0130.00616.52
7.4.200.0080.00016.70
7.4.160.0040.01316.30
7.4.150.0100.00717.40
7.4.140.0140.00317.86
7.4.130.0080.01116.49
7.4.120.0120.00616.57
7.4.110.0030.01316.71
7.4.100.0100.00716.39
7.4.90.0130.00316.50
7.4.80.0140.00919.39
7.4.70.0030.01216.39
7.4.60.0100.01316.48
7.4.50.0000.00916.47
7.4.40.0110.00816.41
7.4.30.0130.00616.39
7.4.00.0030.01415.08
7.3.330.0000.00813.23
7.3.320.0000.00613.43
7.3.310.0030.00316.39
7.3.300.0070.00016.41
7.3.290.0030.01516.24
7.3.280.0120.00316.31
7.3.270.0200.00017.40
7.3.260.0070.01116.37
7.3.250.0070.01116.35
7.3.240.0080.01316.35
7.3.230.0060.01016.39
7.3.210.0030.01316.50
7.3.200.0070.01019.39
7.3.190.0060.01216.52
7.3.180.0060.01016.57
7.3.170.0060.00916.37
7.3.160.0090.00616.49
7.3.120.0030.01614.65
7.3.110.0060.01214.68
7.3.100.0140.00314.59
7.3.90.0060.01214.93
7.3.80.0070.00714.98
7.3.70.0120.00314.97
7.3.60.0120.00315.00
7.3.50.0060.00914.79
7.3.40.0070.00714.84
7.3.30.0070.01014.54
7.3.20.0070.00316.45
7.3.10.0040.01116.60
7.3.00.0030.00616.46
7.2.330.0100.00716.33
7.2.320.0130.00316.24
7.2.310.0060.01716.46
7.2.300.0110.00516.70
7.2.290.0030.01316.45
7.2.240.0070.01114.87
7.2.230.0090.00315.05
7.2.220.0040.01415.20
7.2.210.0070.00715.04
7.2.200.0060.00614.91
7.2.190.0070.01015.08
7.2.180.0080.00414.93
7.2.170.0070.00714.91
7.2.160.0030.01314.87
7.2.150.0000.01416.88
7.2.140.0090.00316.62
7.2.130.0030.00716.91
7.2.120.0110.00416.74
7.2.110.0030.01716.61
7.2.100.0070.01316.85
7.2.90.0040.01116.71
7.2.80.0090.00316.87
7.2.70.0000.01116.99
7.2.60.0030.00616.76
7.2.50.0040.01116.88
7.2.40.0090.00616.95
7.2.30.0000.01416.96
7.2.20.0060.00616.79
7.2.10.0030.00616.62
7.2.00.0060.00916.97
7.1.330.0040.00815.82
7.1.320.0000.01416.01
7.1.310.0070.00715.91
7.1.300.0030.00615.74
7.1.290.0070.00715.96
7.1.280.0070.00715.94
7.1.270.0090.00615.85
7.1.260.0080.00416.06
7.1.250.0070.00415.61
7.1.100.0070.00718.25
7.1.70.0030.00717.38
7.1.60.0040.02119.40
7.1.50.0100.01017.05
7.1.00.0100.07022.35
7.0.200.0000.00716.53
7.0.140.0000.07722.13
7.0.60.0030.07720.04
7.0.50.0070.05017.86
7.0.40.0100.04020.24
7.0.30.0230.06320.21
7.0.20.0270.08320.19
7.0.10.0070.06320.10
7.0.00.0170.07720.20
5.6.280.0000.07720.90
5.6.210.0070.07720.70
5.6.200.0070.08018.19
5.6.190.0130.07720.73
5.6.180.0200.04020.65
5.6.170.0200.04020.57
5.6.160.0070.09020.57
5.6.150.0070.08018.18
5.6.140.0030.04318.17
5.6.130.0100.08318.18
5.6.120.0070.08321.02
5.6.110.0100.07720.98
5.6.100.0100.08021.01
5.6.90.0000.04721.13
5.6.80.0170.06720.38
5.5.350.0130.07320.45
5.5.340.0070.08317.99
5.5.330.0130.07720.29
5.5.320.0100.03720.42
5.5.310.0370.06020.36
5.5.300.0070.05717.95
5.5.290.0070.08018.09
5.5.280.0030.05020.98
5.5.270.0200.07720.72
5.5.260.0130.06320.79
5.5.250.0130.08020.65
5.5.240.0200.05320.17
5.4.450.0230.05019.31
5.4.440.0330.04019.46
5.4.430.0970.04019.40
5.4.420.0170.04019.41
5.4.410.0070.03719.29
5.4.400.1070.04719.17
5.4.390.0830.04719.31
5.4.380.1230.07018.61
5.4.370.0970.06018.58
5.4.360.1000.04718.75
5.4.350.0900.06718.47
5.4.340.0870.05018.73
5.4.320.0040.03812.50
5.4.310.0040.03912.50
5.4.300.0060.04112.50
5.4.290.0070.04312.50
5.4.280.0070.03412.39
5.4.270.0070.03512.39
5.4.260.0070.03912.40
5.4.250.0070.03612.39
5.4.240.0090.03512.39
5.4.230.0080.03512.39
5.4.220.0050.03812.39
5.4.210.0040.03712.39
5.4.200.0040.03812.39
5.4.190.0090.03312.38
5.4.180.0040.03812.39
5.4.170.0070.03612.39
5.4.160.0100.03312.39
5.4.150.0020.04012.39
5.4.140.0050.03812.07
5.4.130.0030.03712.06
5.4.120.0060.04012.02
5.4.110.0040.03712.01
5.4.100.0060.03512.01
5.4.90.0050.03712.01
5.4.80.0060.03612.01
5.4.70.0060.03712.01
5.4.60.0140.04312.01
5.4.50.0060.03612.01
5.4.40.0050.03512.00
5.4.30.0070.03511.99
5.4.20.0070.03711.99
5.4.10.0080.03511.99
5.4.00.0060.03511.48
5.3.290.0030.04212.80
5.3.280.0110.03412.71
5.3.270.0110.03612.72
5.3.260.0030.04112.72
5.3.250.0050.03912.71
5.3.240.0030.03812.72
5.3.230.0080.03412.71
5.3.220.0070.03412.68
5.3.210.0130.03412.68
5.3.200.0060.03612.68
5.3.190.0110.04212.68
5.3.180.0070.03712.67
5.3.170.0070.03512.67
5.3.160.0060.03812.67
5.3.150.0080.03512.67
5.3.140.0050.03812.66
5.3.130.0070.03912.66
5.3.120.0080.03612.66
5.3.110.0080.03712.66
5.3.100.0030.04012.12
5.3.90.0060.03612.08
5.3.80.0080.03412.07
5.3.70.0050.03712.07
5.3.60.0060.03612.06
5.3.50.0110.03112.00
5.3.40.0060.03612.00
5.3.30.0070.03411.95
5.3.20.0050.04011.72
5.3.10.0110.03111.70
5.3.00.0070.03611.68
5.2.170.0120.0369.18
5.2.160.0060.0359.18
5.2.150.0050.0299.18
5.2.140.0040.0309.18
5.2.130.0030.0309.14
5.2.120.0050.0279.14
5.2.110.0030.0309.14
5.2.100.0080.0249.14
5.2.90.0030.0319.14
5.2.80.0040.0339.14
5.2.70.0050.0309.14
5.2.60.0040.0309.09
5.2.50.0050.0299.05
5.2.40.0050.0279.03
5.2.30.0040.0299.01
5.2.20.0050.0289.00
5.2.10.0030.0298.92
5.2.00.0040.0298.78
5.1.60.0060.0238.06
5.1.50.0060.0238.06
5.1.40.0030.0258.05
5.1.30.0080.0248.40
5.1.20.0040.0288.41
5.1.10.0020.0298.14
5.1.00.0030.0328.14
5.0.50.0030.0246.62
5.0.40.0030.0196.48
5.0.30.0010.0336.29
5.0.20.0040.0186.27
5.0.10.0050.0176.24
5.0.00.0020.0316.23
4.4.90.0020.0164.78
4.4.80.0030.0154.75
4.4.70.0050.0194.75
4.4.60.0010.0174.75
4.4.50.0020.0164.77
4.4.40.0030.0254.71
4.4.30.0020.0164.76
4.4.20.0020.0164.84
4.4.10.0030.0154.85
4.4.00.0020.0254.76
4.3.110.0020.0164.67
4.3.100.0030.0144.66
4.3.90.0010.0164.63
4.3.80.0040.0234.59
4.3.70.0030.0164.63
4.3.60.0010.0164.63
4.3.50.0060.0124.63
4.3.40.0040.0264.54
4.3.30.0020.0163.28
4.3.20.0010.0173.26
4.3.10.0020.0153.22
4.3.00.0330.01315.63

preferences:
40.56 ms | 400 KiB | 5 Q