3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(); $array2 = array("1", "2", "3", "4"); $result = array_slice( array_merge( array_slice( $array, 0, 2), array_slice( $array2, 0, 2)), 0, 2); print_r( $result);

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)
8.3.60.0070.01418.43
8.3.50.0090.00821.98
8.3.40.0090.00618.50
8.3.30.0140.00018.97
8.3.20.0040.00420.09
8.3.10.0080.00023.61
8.3.00.0000.00817.64
8.2.180.0070.01418.17
8.2.170.0110.00322.96
8.2.160.0170.00320.29
8.2.150.0050.00324.18
8.2.140.0000.00724.66
8.2.130.0070.00026.16
8.2.120.0000.00820.90
8.2.110.0060.00322.07
8.2.100.0120.00017.59
8.2.90.0000.00817.75
8.2.80.0000.00818.65
8.2.70.0030.00617.50
8.2.60.0050.00517.50
8.2.50.0080.00017.50
8.2.40.0040.00419.23
8.2.30.0080.00017.92
8.2.20.0000.00717.65
8.2.10.0040.00417.95
8.2.00.0040.00417.54
8.1.280.0070.00725.92
8.1.270.0080.00023.83
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00623.88
8.1.230.0060.00619.16
8.1.220.0000.00717.74
8.1.210.0060.00318.77
8.1.200.0000.00817.22
8.1.190.0040.00417.10
8.1.180.0050.00318.10
8.1.170.0000.00817.62
8.1.160.0040.00421.87
8.1.150.0030.00618.70
8.1.140.0030.00517.37
8.1.130.0050.00317.80
8.1.120.0000.00717.29
8.1.110.0030.00317.35
8.1.100.0080.00017.36
8.1.90.0080.00017.44
8.1.80.0040.00317.34
8.1.70.0040.00417.36
8.1.60.0000.01017.50
8.1.50.0050.00317.34
8.1.40.0000.00817.29
8.1.30.0000.00817.53
8.1.20.0000.00717.52
8.1.10.0040.00417.32
8.1.00.0000.00817.22
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.25
8.0.270.0040.00417.14
8.0.260.0030.00317.13
8.0.250.0000.00716.77
8.0.240.0030.00316.79
8.0.230.0000.00716.90
8.0.220.0040.00416.72
8.0.210.0040.00416.82
8.0.200.0000.00616.87
8.0.190.0030.00416.87
8.0.180.0040.00416.81
8.0.170.0000.00716.84
8.0.160.0090.00016.85
8.0.150.0080.00016.74
8.0.140.0030.00316.76
8.0.130.0050.00013.23
8.0.120.0050.00316.77
8.0.110.0030.00616.86
8.0.100.0000.00716.71
8.0.90.0030.00316.94
8.0.80.0110.00716.71
8.0.70.0040.00416.70
8.0.60.0040.00416.77
8.0.50.0040.00416.77
8.0.30.0110.01017.01
8.0.20.0130.00717.40
8.0.10.0000.00716.96
8.0.00.0070.01016.65
7.4.330.0000.00615.00
7.4.320.0030.00316.42
7.4.300.0030.00316.41
7.4.290.0070.00316.35
7.4.280.0040.00416.41
7.4.270.0080.00016.53
7.4.260.0040.00416.32
7.4.250.0000.00716.41
7.4.240.0020.00516.36
7.4.230.0040.00416.43
7.4.220.0060.01616.55
7.4.210.0040.01116.41
7.4.200.0000.00716.54
7.4.160.0090.00616.37
7.4.150.0100.00717.40
7.4.140.0030.01717.86
7.4.130.0060.01016.39
7.4.120.0060.01216.38
7.4.110.0040.01216.57
7.4.100.0090.00916.43
7.4.90.0110.00616.41
7.4.80.0100.00619.39
7.4.70.0070.01116.49
7.4.60.0080.00816.38
7.4.50.0020.00216.47
7.4.40.0120.00916.38
7.4.30.0040.01216.25
7.4.00.0070.01014.74
7.3.330.0030.00313.00
7.3.320.0020.00212.87
7.3.310.0000.00615.96
7.3.300.0030.00316.11
7.3.290.0040.01116.12
7.3.280.0100.00716.14
7.3.270.0130.00317.40
7.3.260.0090.01216.17
7.3.250.0150.00716.42
7.3.240.0070.01016.51
7.3.230.0190.00316.39
7.3.210.0060.01016.24
7.3.200.0170.00319.39
7.3.190.0060.01216.19
7.3.180.0100.00716.09
7.3.170.0100.01016.27
7.3.160.0030.01216.16
7.3.120.0090.00914.66
7.3.110.0040.01414.25
7.3.100.0070.00714.30
7.3.90.0100.00614.59
7.3.80.0040.00814.67
7.3.70.0000.01414.37
7.3.60.0070.00714.63
7.3.50.0070.00614.66
7.3.40.0070.00714.45
7.3.30.0070.00314.58
7.3.20.0070.00716.30
7.3.10.0090.00616.42
7.3.00.0090.00616.51
7.2.330.0090.00916.49
7.2.320.0140.00316.46
7.2.310.0090.00916.51
7.2.300.0100.00716.43
7.2.290.0100.00616.55
7.2.240.0060.01314.76
7.2.230.0030.01314.82
7.2.220.0110.00015.08
7.2.210.0060.01214.60
7.2.200.0100.00314.91
7.2.190.0030.01314.95
7.2.180.0030.00615.00
7.2.170.0090.00614.97
7.2.160.0030.00914.95
7.2.150.0130.00616.72
7.2.140.0070.00716.74
7.2.130.0030.00916.84
7.2.120.0030.01116.58
7.2.110.0070.00316.78
7.2.100.0070.01016.63
7.2.90.0110.00716.75
7.2.80.0060.01016.89
7.2.70.0040.00816.79
7.2.60.0000.01616.72
7.2.50.0050.00516.63
7.2.40.0030.00816.91
7.2.30.0040.01216.92
7.2.20.0030.01316.86
7.2.10.0060.00916.98
7.2.00.0050.00918.03
7.1.330.0080.00815.29
7.1.320.0040.01115.61
7.1.310.0030.01015.66
7.1.300.0040.00715.32
7.1.290.0040.01115.71
7.1.280.0060.01015.68
7.1.270.0040.01115.47
7.1.260.0040.00415.56
7.1.250.0090.00015.49
7.1.200.0040.00715.46
7.1.100.0070.00717.86
7.1.70.0100.00017.18
7.1.60.0040.01219.14
7.1.50.0150.00716.88
7.1.00.0030.07722.44
7.0.200.0100.00016.56
7.0.140.0070.07021.95
7.0.60.0100.07020.03
7.0.50.0100.07017.87
7.0.40.0030.04320.24
7.0.30.0300.03720.07
7.0.20.0200.04720.06
7.0.10.0030.08720.16
7.0.00.0130.08020.15
5.6.280.0100.06721.06
5.6.210.0070.03720.46
5.6.200.0030.05018.23
5.6.190.0070.08020.60
5.6.180.3600.05020.50
5.6.170.0300.07720.56
5.6.160.0130.05320.49
5.6.150.0100.04318.21
5.6.140.0030.04018.15
5.6.130.0130.08018.15
5.6.120.0030.04321.00
5.6.110.0100.06021.00
5.6.100.0100.07021.10
5.6.90.0000.05320.96
5.6.80.0130.06020.37
5.6.70.0500.05020.49
5.5.350.0270.07720.39
5.5.340.0170.07018.02
5.5.330.0130.08020.31
5.5.320.0300.05020.55
5.5.310.0300.07320.26
5.5.300.0070.04317.98
5.5.290.0070.06718.07
5.5.280.0070.08720.86
5.5.270.0030.05320.87
5.5.260.0130.08320.76
5.5.250.0070.04020.57
5.5.240.0270.06720.02
5.4.450.0900.05019.65
5.4.440.0400.03719.45
5.4.430.0200.06019.18
5.4.420.0300.04719.54
5.4.410.0200.05319.34
5.4.400.0170.05019.26
5.4.390.0230.07719.15
5.4.380.0200.05018.47
5.4.370.0000.05018.78
5.4.360.0100.05318.79
5.4.350.0080.04312.00
5.4.340.0060.04911.99
5.4.320.0050.04612.48
5.4.310.0050.04212.48
5.4.300.0100.03912.48
5.4.290.0060.03912.47
5.4.280.0050.03812.37
5.4.270.0080.03612.38
5.4.260.0100.03712.37
5.4.250.0050.04112.37
5.4.240.0080.03412.38
5.4.230.0060.04312.36
5.4.220.0090.03412.37
5.4.210.0090.03312.37
5.4.200.0060.04012.36
5.4.190.0070.03812.36
5.4.180.0060.04112.36
5.4.170.0030.04012.37
5.4.160.0080.04012.37
5.4.150.0100.04012.36
5.4.140.0080.03712.05
5.4.130.0070.03512.04
5.4.120.0060.03811.99
5.4.110.0050.03711.99
5.4.100.0050.03611.99
5.4.90.0090.03811.99
5.4.80.0030.04211.99
5.4.70.0080.03511.98
5.4.60.0050.03511.99
5.4.50.0080.03811.99
5.4.40.0070.03511.98
5.4.30.0060.03911.97
5.4.20.0100.03511.97
5.4.10.0110.03111.97
5.4.00.0060.03911.46
5.3.290.0070.04312.80
5.3.280.0060.04312.71
5.3.270.0080.03912.73
5.3.260.0080.03712.72
5.3.250.0070.03612.72
5.3.240.0050.03812.71
5.3.230.0060.03812.71
5.3.220.0050.03712.68
5.3.210.0050.04212.68
5.3.200.0060.03612.68
5.3.190.0030.04412.68
5.3.180.0040.04112.67
5.3.170.0090.03812.67
5.3.160.0030.04012.68
5.3.150.0070.04212.67
5.3.140.0070.03612.66
5.3.130.0060.03912.66
5.3.120.0030.04412.66
5.3.110.0060.03912.66
5.3.100.0080.03512.12
5.3.90.0070.04012.09
5.3.80.0060.03712.08
5.3.70.0060.03812.08
5.3.60.0120.03712.06
5.3.50.0050.04012.01
5.3.40.0080.03912.01
5.3.30.0060.04011.97
5.3.20.0110.03611.75
5.3.10.0060.03611.72
5.3.00.0050.04011.70
5.2.170.0030.0339.20
5.2.160.0060.0499.20
5.2.150.0060.0329.20
5.2.140.0060.0339.20
5.2.130.0090.0279.16
5.2.120.0060.0279.16
5.2.110.0050.0299.17
5.2.100.0050.0289.17
5.2.90.0070.0269.16
5.2.80.0070.0289.16
5.2.70.0040.0349.16
5.2.60.0040.0369.11
5.2.50.0040.0319.08
5.2.40.0040.0299.06
5.2.30.0040.0319.04
5.2.20.0060.0299.03
5.2.10.0060.0348.94
5.2.00.0050.0308.79
5.1.60.0030.0278.06
5.1.50.0050.0258.06
5.1.40.0060.0288.04
5.1.30.0080.0248.39
5.1.20.0080.0298.41
5.1.10.0040.0298.13
5.1.00.0050.0298.13
5.0.50.0030.0236.62
5.0.40.0050.0186.47
5.0.30.0030.0356.29
5.0.20.0030.0216.26
5.0.10.0020.0276.23
5.0.00.0050.0306.23
4.4.90.0030.0164.78
4.4.80.0030.0154.76
4.4.70.0050.0184.75
4.4.60.0020.0254.75
4.4.50.0030.0154.77
4.4.40.0030.0314.71
4.4.30.0020.0184.76
4.4.20.0050.0234.84
4.4.10.0020.0164.85
4.4.00.0040.0254.76
4.3.110.0010.0184.67
4.3.100.0030.0204.67
4.3.90.0030.0154.63
4.3.80.0030.0254.58
4.3.70.0100.0124.63
4.3.60.0050.0154.63
4.3.50.0050.0184.63
4.3.40.0110.0224.54
4.3.30.0050.0193.28
4.3.20.0060.0203.26
4.3.10.0050.0133.22
4.3.00.0170.0176.98

preferences:
46.07 ms | 401 KiB | 5 Q