3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr=array('3'=>array("a","b","c"),'4'=>array("d","e")); echo "<pre>";print_r(array_merge(array_values($arr)));

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)
8.3.40.0040.01118.76
8.3.30.0060.01218.48
8.3.20.0030.00518.65
8.3.10.0080.00021.13
8.3.00.0070.00021.71
8.2.170.0070.00722.96
8.2.160.0070.00720.57
8.2.150.0100.00724.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00021.06
8.2.110.0000.01020.43
8.2.100.0070.00417.91
8.2.90.0050.00318.16
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0040.00417.80
8.2.50.0030.00818.07
8.2.40.0000.00918.09
8.2.30.0070.00019.43
8.2.20.0000.00717.57
8.2.10.0080.00017.67
8.2.00.0040.00717.66
8.1.270.0050.00323.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00422.06
8.1.230.0130.00022.74
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.01217.09
8.1.190.0040.00417.41
8.1.180.0030.00618.10
8.1.170.0040.00418.35
8.1.160.0040.00418.77
8.1.150.0100.00018.56
8.1.140.0070.00017.42
8.1.130.0040.00417.80
8.1.120.0040.00317.44
8.1.110.0000.00717.30
8.1.100.0040.00417.32
8.1.90.0040.00417.46
8.1.80.0040.00417.40
8.1.70.0030.00317.37
8.1.60.0000.00817.50
8.1.50.0040.00417.43
8.1.40.0050.00317.34
8.1.30.0040.00417.59
8.1.20.0040.00417.56
8.1.10.0000.00717.40
8.1.00.0000.00717.36
8.0.300.0040.00420.03
8.0.290.0030.00317.16
8.0.280.0040.00418.44
8.0.270.0000.00817.12
8.0.260.0000.00616.69
8.0.250.0040.00416.91
8.0.240.0040.00716.76
8.0.230.0070.00016.88
8.0.220.0000.00616.83
8.0.210.0000.00716.79
8.0.200.0030.00316.79
8.0.190.0000.00716.86
8.0.180.0000.00816.87
8.0.170.0080.00016.89
8.0.160.0040.00316.72
8.0.150.0000.00716.71
8.0.140.0070.00016.63
8.0.130.0050.00013.28
8.0.120.0000.00816.81
8.0.110.0000.00816.66
8.0.100.0040.00416.71
8.0.90.0030.00516.71
8.0.80.0120.00316.79
8.0.70.0040.00416.69
8.0.60.0000.00716.68
8.0.50.0040.00416.68
8.0.30.0120.00716.82
8.0.20.0140.00717.40
8.0.10.0070.00016.96
8.0.00.0090.01216.56
7.4.330.0000.00616.86
7.4.320.0000.00616.45
7.4.300.0000.00716.53
7.4.290.0030.00316.45
7.4.280.0030.00316.34
7.4.270.0000.00716.41
7.4.260.0000.00513.21
7.4.250.0040.00416.41
7.4.240.0030.00316.36
7.4.230.0030.00316.54
7.4.220.0110.01416.35
7.4.210.0060.00816.47
7.4.200.0030.00316.43
7.4.190.0030.00316.45
7.4.160.0150.00616.56
7.4.150.0030.01617.40
7.4.140.0120.00917.86
7.4.130.0080.00916.50
7.4.120.0130.00516.44
7.4.110.0070.01016.34
7.4.100.0040.01916.48
7.4.90.0130.00416.30
7.4.80.0030.01419.39
7.4.70.0130.01016.34
7.4.60.0090.00916.44
7.4.50.0000.00816.08
7.4.40.0130.00322.77
7.4.30.0070.01016.42
7.4.10.0060.01014.73
7.4.00.0020.01314.86
7.3.330.0000.00512.98
7.3.320.0050.00012.97
7.3.310.0070.00016.22
7.3.300.0070.00016.11
7.3.290.0120.00316.24
7.3.280.0080.00816.11
7.3.270.0060.01417.40
7.3.260.0150.00818.24
7.3.250.0080.01016.31
7.3.240.0060.01116.54
7.3.230.0130.00316.39
7.3.210.0100.00616.02
7.3.200.0100.00719.39
7.3.190.0100.00616.22
7.3.180.0000.01516.35
7.3.170.0080.00816.27
7.3.160.0120.00316.16
7.3.130.0050.01214.81
7.3.120.0070.01114.67
7.3.110.0120.00414.77
7.3.100.0060.00815.00
7.3.90.0120.00414.74
7.3.80.0040.01014.67
7.3.70.0080.00414.69
7.3.60.0080.00814.71
7.3.50.0050.00914.54
7.3.40.0040.00514.61
7.3.30.0050.00814.71
7.3.20.0080.00616.47
7.3.10.0030.01116.56
7.3.00.0040.01016.38
7.2.330.0100.00716.48
7.2.320.0070.01016.50
7.2.310.0120.00616.31
7.2.300.0030.01316.40
7.2.290.0110.00616.22
7.2.260.0030.01614.85
7.2.250.0070.01214.91
7.2.240.0030.01014.93
7.2.230.0060.01014.96
7.2.220.0060.00715.13
7.2.210.0030.00914.63
7.2.200.0040.00614.91
7.2.190.0040.01214.95
7.2.180.0090.00914.92
7.2.170.0070.00814.67
7.2.160.0090.00914.75
7.2.150.0060.00916.47
7.2.140.0090.00416.67
7.2.130.0040.01116.72
7.2.120.0040.00816.82
7.2.110.0050.00916.82
7.2.100.0050.00616.72
7.2.90.0080.00516.87
7.2.80.0080.00516.61
7.2.70.0060.01116.72
7.2.60.0100.00616.71
7.2.50.0110.00416.62
7.2.40.0050.00816.77
7.2.30.0080.00816.88
7.2.20.0090.00416.75
7.2.10.0050.00716.80
7.2.00.0040.00917.57
7.1.330.0090.00615.59
7.1.320.0000.01715.72
7.1.310.0050.00815.45
7.1.300.0090.00915.81
7.1.290.0060.00515.37
7.1.280.0100.00215.63
7.1.270.0020.01215.72
7.1.260.0030.00615.63
7.1.250.0060.00615.70
7.1.240.0040.00715.71
7.1.230.0070.00515.64
7.1.220.0020.00915.66
7.1.210.0060.00315.65
7.1.200.0080.00815.71
7.1.190.0080.00615.73
7.1.180.0080.00515.60
7.1.170.0050.00515.66
7.1.160.0090.00515.69
7.1.150.0030.01115.68
7.1.140.0070.00515.72
7.1.130.0040.00915.71
7.1.120.0080.00815.73
7.1.110.0020.01115.52
7.1.100.0040.00816.47
7.1.90.0040.00815.66
7.1.80.0060.00915.61
7.1.70.0040.00616.01
7.1.60.0070.01017.01
7.1.50.0030.01316.07
7.1.40.0030.01015.53
7.1.30.0090.00415.65
7.1.20.0050.00515.64
7.1.10.0030.00815.71
7.1.00.0060.01617.96
7.0.330.0080.00215.17
7.0.320.0080.00315.16
7.0.310.0030.00815.12
7.0.300.0070.00715.33
7.0.290.0020.01315.36
7.0.280.0060.01015.32
7.0.270.0030.01015.45
7.0.260.0100.00415.29
7.0.250.0080.00515.29
7.0.240.0040.00915.44
7.0.230.0070.00515.05
7.0.220.0060.00515.33
7.0.210.0050.01015.17
7.0.200.0150.00515.14
7.0.190.0090.00515.41
7.0.180.0060.00615.17
7.0.170.0060.00515.34
7.0.160.0070.00515.20
7.0.150.0000.01315.26
7.0.140.0050.02617.50
7.0.130.0050.01315.51
7.0.120.0090.00315.40
7.0.110.0050.00915.27
7.0.100.0060.00615.38
7.0.90.0020.00915.36
7.0.80.0070.02016.85
7.0.70.0050.01816.87
7.0.60.0050.01816.74
7.0.50.0050.01716.96
7.0.40.0040.01815.60
7.0.30.0040.01915.82
7.0.20.0030.02615.54
7.0.10.0060.01915.58
7.0.00.0090.02315.68
5.6.400.0050.00914.55
5.6.390.0090.00814.04
5.6.380.0030.00914.39
5.6.370.0060.01114.37
5.6.360.0140.00214.32
5.6.350.0060.00614.32
5.6.340.0060.00914.05
5.6.330.0060.00914.49
5.6.320.0030.00914.16
5.6.310.0050.00814.33
5.6.300.0070.00714.44
5.6.290.0090.00314.31
5.6.280.0030.03316.47
5.6.270.0070.00914.35
5.6.260.0020.00914.34
5.6.250.0040.00914.23
5.6.240.0020.01114.33
5.6.230.0060.01916.33
5.6.220.0040.01916.38
5.6.210.0030.01616.36
5.6.200.0040.01916.42
5.6.190.0040.02316.54
5.6.180.0070.02716.54
5.6.170.0080.01716.47
5.6.160.0040.01816.46
5.6.150.0050.02016.44
5.6.140.0030.02816.50
5.6.130.0040.02816.44
5.6.120.0070.03316.41
5.6.110.0080.02816.48
5.6.100.0060.03016.52
5.6.90.0060.03416.53
5.6.80.0080.01916.14
5.6.70.0070.03116.23
5.6.60.0100.02716.37
5.6.50.0080.02816.15
5.6.40.0070.03316.26
5.6.30.0080.03016.20
5.6.20.0060.03216.31
5.6.10.0090.03016.29
5.6.00.0080.02716.36
5.5.380.0050.00714.12
5.5.370.0070.01616.31
5.5.360.0090.02316.12
5.5.350.0060.02016.15
5.5.340.0060.01916.44
5.5.330.0050.01916.47
5.5.320.0040.02816.42
5.5.310.0050.02716.43
5.5.300.0070.03016.33
5.5.290.0090.03016.38
5.5.280.0030.03416.58
5.5.270.0090.02416.51
5.5.260.0050.03216.47
5.5.250.0040.02316.27
5.5.240.0090.03116.20
5.5.230.0090.03116.19
5.5.220.0080.02016.16
5.5.210.0090.02816.05
5.5.200.0080.02916.10
5.5.190.0060.03116.14
5.5.180.0070.02216.16
5.5.170.0070.00614.17
5.5.160.0080.02715.99
5.5.150.0070.03416.17
5.5.140.0030.03316.13
5.5.130.0080.02316.15
5.5.120.0080.03016.24
5.5.110.0080.03216.20
5.5.100.0070.03016.18
5.5.90.0090.02716.10
5.5.80.0080.02816.04
5.5.70.0070.02716.08
5.5.60.0090.02615.88
5.5.50.0020.03616.17
5.5.40.0110.02316.29
5.5.30.0070.02916.21
5.5.20.0030.02416.17
5.5.10.0040.02416.17
5.5.00.0040.03116.00
5.4.450.0050.02013.79
5.4.440.0060.03013.83
5.4.430.0030.03113.77
5.4.420.0070.02813.83
5.4.410.0080.02013.83
5.4.400.0040.03013.64
5.4.390.0040.03113.53
5.4.380.0030.02813.75
5.4.370.0080.02313.64
5.4.360.0050.03013.44
5.4.350.0070.01813.70
5.4.340.0030.02713.73
5.4.330.0030.00810.78
5.4.320.0050.02713.84
5.4.310.0040.03013.77
5.4.300.0020.02813.54
5.4.290.0060.02713.48
5.4.280.0020.02513.53
5.4.270.0030.01913.54
5.4.260.0050.02713.52
5.4.250.0070.01713.73
5.4.240.0040.02613.54
5.4.230.0020.02313.60
5.4.220.0060.03113.60
5.4.210.0040.03013.67
5.4.200.0090.02713.49
5.4.190.0080.02813.62
5.4.180.0020.02913.56
5.4.170.0090.02313.56
5.4.160.0040.02913.47
5.4.150.0100.01813.55
5.4.140.0020.03012.87
5.4.130.0070.03012.68
5.4.120.0000.02612.77
5.4.110.0100.02412.94
5.4.100.0050.02212.73
5.4.90.0030.02812.60
5.4.80.0040.02912.86
5.4.70.0070.02012.88
5.4.60.0040.02412.80
5.4.50.0050.02712.67
5.4.40.0050.02112.81
5.4.30.0070.02812.79
5.4.20.0050.02612.78
5.4.10.0070.02912.70
5.4.00.0110.01512.60
5.3.290.0050.03211.97
5.3.280.0080.02611.88
5.3.270.0090.02712.01
5.3.260.0120.02111.86
5.3.250.0040.01611.95
5.3.240.0040.02811.78
5.3.230.0050.03011.88
5.3.220.0080.02711.77
5.3.210.0080.02311.78
5.3.200.0050.02911.78
5.3.190.0060.01911.84
5.3.180.0010.02411.97
5.3.170.0050.02711.77
5.3.160.0060.02811.82
5.3.150.0050.02011.81
5.3.140.0060.02511.92
5.3.130.0040.02811.88
5.3.120.0020.02811.80
5.3.110.0080.02711.93
5.3.100.0040.02811.61
5.3.90.0060.01711.51
5.3.80.0030.02911.57
5.3.70.0050.03011.59
5.3.60.0010.02111.75
5.3.50.0040.01811.48
5.3.40.0030.01911.64
5.3.30.0090.02611.56
5.3.20.0040.01511.60
5.3.10.0040.02511.43
5.3.00.0020.01911.42
5.2.170.0000.04013.04
5.2.160.0030.03013.04
5.2.150.0070.03013.04
5.2.140.0070.03713.04
5.2.130.0030.06313.04
5.2.120.0000.04313.04
5.2.110.0070.05713.04
5.2.100.0070.03313.04
5.2.90.0030.03713.04
5.2.80.0030.04713.04
5.2.70.0030.03713.04
5.2.60.0030.05713.04
5.2.50.0070.06013.04
5.2.40.0100.05713.04
5.2.30.0070.05713.04
5.2.20.0100.05313.04
5.2.10.0030.05313.04
5.2.00.0030.04313.04
5.1.60.0130.04013.04
5.1.50.0030.05313.04
5.1.40.0030.05313.04
5.1.30.0030.04713.04
5.1.20.0030.05313.04
5.1.10.0030.05713.04
5.1.00.0030.05013.04
5.0.50.0000.03313.04
5.0.40.0070.04013.04
5.0.30.0070.06013.04
5.0.20.0070.04313.04
5.0.10.0000.04313.04
5.0.00.0130.05313.04
4.4.90.0030.03313.04
4.4.80.0000.03713.04
4.4.70.0000.03713.04
4.4.60.0030.03013.04
4.4.50.0100.02313.04
4.4.40.0070.05013.04
4.4.30.0070.03013.04
4.4.20.0000.03313.04
4.4.10.0030.02713.04
4.4.00.0000.05313.04
4.3.110.0030.02713.04
4.3.100.0030.02013.04
4.3.90.0030.03313.04
4.3.80.0030.05313.04
4.3.70.0030.02313.04
4.3.60.0030.01713.04
4.3.50.0070.03313.04
4.3.40.0070.05013.04
4.3.30.0000.03713.04
4.3.20.0000.04013.04
4.3.10.0030.02313.04
4.3.00.0000.02713.04

preferences:
41.35 ms | 400 KiB | 5 Q