3v4l.org

run code in 300+ PHP versions simultaneously
(; <?php $arrays = array( 0 => array( 0 => 'one', 1 => 'two', 2 => 'three' ), 1 => array( 0 => 'four', 1 => 'five', 2 => 'six' ), 2 => array( 0 => 'seven', 1 => 'eight', 2 => 'nine' ) ); print_r(array_reduce($arrays, function($carry, $item) { return array_merge($carry, $item); }));

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)
8.3.60.0030.01016.63
8.3.50.0130.00822.87
8.3.40.0070.01018.59
8.3.30.0130.00319.27
8.3.20.0040.00420.35
8.3.10.0080.00023.36
8.3.00.0040.00419.18
8.2.180.0030.01518.51
8.2.170.0110.00722.96
8.2.160.0030.01220.31
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0090.00626.16
8.2.120.0040.00420.91
8.2.110.0000.01020.42
8.2.100.0060.00618.03
8.2.90.0000.00819.25
8.2.80.0000.00917.97
8.2.70.0030.00617.63
8.2.60.0030.00517.80
8.2.50.0040.00418.07
8.2.40.0000.00718.27
8.2.30.0080.00018.05
8.2.20.0050.00317.63
8.2.10.0000.00718.20
8.2.00.0040.00417.82
8.1.280.0040.01125.92
8.1.270.0030.00623.76
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.83
8.1.230.0040.00719.12
8.1.220.0080.00017.74
8.1.210.0000.00718.77
8.1.200.0100.00017.35
8.1.190.0080.00017.22
8.1.180.0000.00818.10
8.1.170.0030.00518.36
8.1.160.0000.00722.05
8.1.150.0040.00418.82
8.1.140.0040.00417.52
8.1.130.0030.00317.88
8.1.120.0080.00017.41
8.1.110.0070.00017.35
8.1.100.0040.00417.50
8.1.90.0020.00517.47
8.1.80.0040.00417.40
8.1.70.0030.00317.43
8.1.60.0090.00317.65
8.1.50.0090.00017.43
8.1.40.0000.00717.40
8.1.30.0040.00417.55
8.1.20.0030.00617.66
8.1.10.0080.00017.51
8.1.00.0000.00717.38
8.0.300.0000.00818.77
8.0.290.0030.00616.88
8.0.280.0000.00718.51
8.0.270.0030.00317.34
8.0.260.0000.00717.20
8.0.250.0030.00316.84
8.0.240.0030.00616.93
8.0.230.0000.00816.84
8.0.220.0000.00716.84
8.0.210.0070.00016.87
8.0.200.0000.00616.91
8.0.190.0070.00016.92
8.0.180.0000.00717.02
8.0.170.0000.00716.95
8.0.160.0030.00617.04
8.0.150.0000.00716.74
8.0.140.0070.00016.89
8.0.130.0060.00013.36
8.0.120.0050.00316.94
8.0.110.0000.00717.02
8.0.100.0050.00316.98
8.0.90.0070.00016.85
8.0.80.0030.01317.01
8.0.70.0070.00016.93
8.0.60.0070.00016.93
8.0.50.0030.00516.92
8.0.30.0100.01217.25
8.0.20.0080.01417.40
8.0.10.0000.00916.97
8.0.00.0140.00516.86
7.4.330.0000.00615.00
7.4.320.0060.00016.52
7.4.300.0070.00016.50
7.4.290.0030.00316.62
7.4.280.0000.00816.48
7.4.270.0000.00916.57
7.4.260.0030.00316.35
7.4.250.0050.00316.55
7.4.240.0030.00316.56
7.4.230.0030.00316.43
7.4.220.0130.00416.70
7.4.210.0030.01116.67
7.4.200.0030.00316.62
7.4.160.0110.00516.55
7.4.150.0070.01017.40
7.4.140.0070.01217.86
7.4.130.0060.01116.58
7.4.120.0070.01116.53
7.4.110.0450.01116.65
7.4.100.0110.00616.48
7.4.90.0100.01016.66
7.4.80.0040.01719.39
7.4.70.0100.00616.55
7.4.60.0100.00716.47
7.4.50.0080.00016.52
7.4.40.0040.01116.52
7.4.30.0090.00616.38
7.4.00.0110.00415.11
7.3.330.0000.00613.16
7.3.320.0000.00613.24
7.3.310.0040.00416.35
7.3.300.0000.00716.16
7.3.290.0070.00716.34
7.3.280.0100.00916.28
7.3.270.0070.01017.40
7.3.260.0070.01016.23
7.3.250.0090.00816.41
7.3.240.0060.01216.34
7.3.230.0100.01116.39
7.3.210.0170.00516.59
7.3.200.0090.00916.21
7.3.190.0100.01316.35
7.3.180.0060.01016.42
7.3.170.0040.01716.27
7.3.160.0060.00916.47
7.3.10.0090.01116.47
7.3.00.0210.00916.43
7.2.330.0100.00716.32
7.2.320.0090.01216.48
7.2.310.0080.01216.49
7.2.300.0050.01116.42
7.2.290.0100.00716.68
7.2.130.0140.01016.60
7.2.120.0150.00516.69
7.2.110.0340.01116.62
7.2.100.0100.00916.63
7.2.90.0430.01016.98
7.2.80.0280.00616.58
7.2.70.0320.01116.94
7.2.60.0170.00516.84
7.2.50.0300.00816.75
7.2.40.0350.00716.88
7.2.30.0280.01216.82
7.2.20.0120.00716.85
7.2.10.0190.00916.78
7.2.00.0370.00816.66
7.1.250.0090.00815.60
7.1.200.0030.00915.49
7.1.70.0070.00317.07
7.1.60.0140.01019.46
7.1.50.0030.01716.96
7.1.00.0030.07722.47
7.0.200.0000.01016.57
7.0.140.0070.07022.00
7.0.60.0070.07719.83
7.0.50.0070.05717.80
7.0.40.0170.04720.26
7.0.30.0330.08320.02
7.0.20.0100.05320.23
7.0.10.0100.08020.26
7.0.00.0030.08720.25
5.6.280.0070.07021.04
5.6.210.0200.06020.75
5.6.200.0030.05318.14
5.6.190.0030.09020.61
5.6.180.0270.05320.42
5.6.170.0130.04720.48
5.6.160.0070.03720.50
5.6.150.0070.08018.18
5.6.140.0130.07718.23
5.6.130.0100.07718.26
5.6.120.0130.07721.11
5.6.110.0130.08021.05
5.6.100.0070.06320.96
5.6.90.0070.05320.98
5.6.80.0030.04020.38
5.5.350.0130.03320.44
5.5.340.0030.08317.97
5.5.330.0030.06020.22
5.5.320.0070.05320.31
5.5.310.0330.07720.35
5.5.300.0030.05017.94
5.5.290.0030.08318.04
5.5.280.0030.06320.90
5.5.270.0030.05320.96
5.5.260.0000.09320.86
5.5.250.0070.06020.58
5.5.240.0030.07320.19
5.4.450.0400.06319.61
5.4.440.0830.05719.32
5.4.430.0530.06019.69
5.4.420.0170.05019.36
5.4.410.0300.03319.34
5.4.400.0070.06718.83
5.4.390.1200.05019.13
5.4.380.0300.06018.63
5.4.370.0500.06018.50
5.4.360.0270.06018.63
5.4.350.0430.05018.73
5.4.340.0370.05018.72
5.4.320.0080.03312.50
5.4.310.0020.04112.50
5.4.300.0050.03912.50
5.4.290.0080.03612.50
5.4.280.0050.03812.40
5.4.270.0060.04312.40
5.4.260.0080.03612.39
5.4.250.0100.03912.39
5.4.240.0030.03812.39
5.4.230.0070.03912.38
5.4.220.0060.04012.39
5.4.210.0070.03512.39
5.4.200.0070.04112.39
5.4.190.0040.04012.38
5.4.180.0100.03712.38
5.4.170.0060.03812.39
5.4.160.0050.04012.39
5.4.150.0070.03412.39
5.4.140.0050.03712.07
5.4.130.0070.03312.06
5.4.120.0040.03612.02
5.4.110.0040.03612.01
5.4.100.0040.03612.01
5.4.90.0050.03712.01
5.4.80.0060.03812.01
5.4.70.0060.03412.01
5.4.60.0090.03212.00
5.4.50.0070.03612.01
5.4.40.0080.04111.99
5.4.30.0090.04411.99
5.4.20.0060.04111.99
5.4.10.0040.03912.00
5.4.00.0050.03511.48
5.3.290.0110.03612.80
5.3.280.0080.04012.71
5.3.270.0070.04012.72
5.3.260.0080.03812.72
5.3.250.0040.04012.72
5.3.240.0050.03712.72
5.3.230.0030.04612.70
5.3.220.0080.03512.68
5.3.210.0080.04712.68
5.3.200.0090.03312.68
5.3.190.0080.03612.68
5.3.180.0040.04112.67
5.3.170.0060.03612.67
5.3.160.0050.03812.68
5.3.150.0070.03612.67
5.3.140.0050.03612.66
5.3.130.0070.03712.66
5.3.120.0050.03912.66
5.3.110.0050.03912.66
5.3.100.0030.04012.12
5.3.90.0050.03712.09
5.3.80.0070.04212.09
5.3.70.0030.03712.09
5.3.60.0060.04012.07
5.3.50.0070.04212.02
5.3.40.0050.03712.02
5.3.30.0060.03411.98
5.3.20.0060.03611.77
5.3.10.0110.03011.72
5.3.00.0070.03611.72
5.2.170.0050.0329.19
5.2.160.0030.0349.18
5.2.150.0080.0269.18
5.2.140.0050.0319.18
5.2.130.0010.0329.14
5.2.120.0050.0299.14
5.2.110.0040.0299.15
5.2.100.0060.0269.14
5.2.90.0040.0299.14
5.2.80.0030.0339.14
5.2.70.0040.0309.13
5.2.60.0030.0359.10
5.2.50.0070.0279.06
5.2.40.0040.0299.04
5.2.30.0050.0289.01
5.2.20.0090.0249.00
5.2.10.0020.0308.92
5.2.00.0030.0308.78
5.1.60.0050.0238.07
5.1.50.0050.0328.07
5.1.40.0040.0318.04
5.1.30.0020.0308.40
5.1.20.0030.0308.42
5.1.10.0030.0268.14
5.1.00.0030.0268.14
5.0.50.0030.0206.62
5.0.40.0030.0196.48
5.0.30.0030.0316.29
5.0.20.0050.0186.26
5.0.10.0040.0196.25
5.0.00.0040.0306.23
4.4.90.0040.0144.78
4.4.80.0050.0174.75
4.4.70.0020.0164.76
4.4.60.0050.0134.75
4.4.50.0040.0154.77
4.4.40.0010.0264.71
4.4.30.0010.0174.76
4.4.20.0010.0174.84
4.4.10.0030.0154.85
4.4.00.0010.0264.76
4.3.110.0040.0144.66
4.3.100.0020.0154.66
4.3.90.0040.0154.63
4.3.80.0030.0244.58
4.3.70.0030.0154.63
4.3.60.0020.0154.63
4.3.50.0040.0154.62
4.3.40.0040.0234.54
4.3.30.0020.0163.28
4.3.20.0030.0153.26
4.3.10.0040.0163.23
4.3.00.0030.0237.72

preferences:
51.58 ms | 401 KiB | 5 Q