3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(array(1, 2, 3), array(4, 5, 6)); $result = array_reduce($array, 'array_merge', array()); 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)
8.4.140.0140.00617.23
8.4.130.0100.01017.86
8.4.120.0040.00523.85
8.4.110.0120.00822.25
8.4.100.0110.00920.48
8.4.90.0100.01018.91
8.4.80.0050.00420.17
8.4.70.0070.01018.10
8.4.60.0130.00718.75
8.4.50.0110.00620.33
8.4.40.0060.01119.27
8.4.30.0080.00318.60
8.4.20.0080.00019.34
8.4.10.0050.00319.33
8.3.270.0110.00816.62
8.3.260.0110.00916.19
8.3.250.0120.00718.72
8.3.240.0080.01017.15
8.3.230.0080.00716.21
8.3.220.0080.01018.68
8.3.210.0070.00316.30
8.3.200.0040.00516.64
8.3.190.0090.00717.04
8.3.180.0090.00818.41
8.3.170.0110.00717.25
8.3.160.0120.00616.46
8.3.150.0030.01620.70
8.3.140.0040.00419.02
8.3.130.0130.00618.41
8.3.120.0040.00418.67
8.3.110.0060.00320.94
8.3.100.0080.00018.34
8.3.90.0110.00726.77
8.3.80.0090.00017.97
8.3.70.0120.00618.36
8.3.60.0070.00716.35
8.3.50.0120.00521.16
8.3.40.0120.00618.50
8.3.30.0110.00418.59
8.3.20.0000.00820.21
8.3.10.0040.00421.77
8.3.00.0080.00022.57
8.2.290.0140.00520.31
8.2.280.0140.00518.41
8.2.270.0140.00417.20
8.2.260.0150.00316.54
8.2.250.0050.00516.49
8.2.240.0080.00018.85
8.2.230.0090.00022.58
8.2.220.0000.00924.06
8.2.210.0000.00826.77
8.2.200.0040.00718.16
8.2.190.0060.01218.29
8.2.180.0040.01116.50
8.2.170.0090.00622.96
8.2.160.0130.00319.25
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0030.00618.64
8.2.110.0030.00719.27
8.2.100.0090.00317.78
8.2.90.0040.00418.16
8.2.80.0060.00318.65
8.2.70.0040.00417.38
8.2.60.0080.00017.91
8.2.50.0030.00618.07
8.2.40.0080.00018.16
8.2.30.0000.00717.97
8.2.20.0050.00217.48
8.2.10.0000.00718.04
8.2.00.0080.00017.77
8.1.330.0100.00722.06
8.1.320.0130.00615.94
8.1.310.0070.01018.23
8.1.300.0000.00918.61
8.1.290.0040.00430.84
8.1.280.0100.00725.92
8.1.270.0090.00020.42
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0140.00323.97
8.1.230.0040.00719.09
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.48
8.1.190.0050.00217.23
8.1.180.0030.00518.10
8.1.170.0040.00418.59
8.1.160.0000.00718.77
8.1.150.0040.00418.86
8.1.140.0000.00719.54
8.1.130.0070.00017.59
8.1.120.0020.00517.27
8.1.110.0040.00417.43
8.1.100.0080.00017.29
8.1.90.0000.00917.40
8.1.80.0040.00417.29
8.1.70.0000.01217.34
8.1.60.0000.00817.50
8.1.50.0000.00817.44
8.1.40.0000.00717.38
8.1.30.0080.00017.51
8.1.20.0090.00017.60
8.1.10.0040.00417.49
8.1.00.0060.00317.41
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0030.00318.43
8.0.270.0040.00417.16
8.0.260.0060.00017.37
8.0.250.0000.00716.73
8.0.240.0030.00316.87
8.0.230.0000.00816.89
8.0.220.0040.00416.70
8.0.210.0000.00816.77
8.0.200.0000.00616.87
8.0.190.0000.00816.86
8.0.180.0030.00316.71
8.0.170.0070.00016.91
8.0.160.0040.00416.80
8.0.150.0030.00316.86
8.0.140.0040.00416.78
8.0.130.0050.00013.25
8.0.120.0040.00416.69
8.0.110.0040.00416.70
8.0.100.0000.00716.69
8.0.90.0070.00016.64
8.0.80.0060.00916.80
8.0.70.0040.00416.85
8.0.60.0000.00816.81
8.0.50.0040.00416.68
8.0.30.0120.00717.04
8.0.20.0080.01117.40
8.0.10.0080.00016.98
8.0.00.0100.00716.80
7.4.330.0020.00215.08
7.4.320.0030.00316.36
7.4.300.0070.00016.52
7.4.290.0070.00016.41
7.4.280.0030.00616.51
7.4.270.0030.00316.43
7.4.260.0030.00316.55
7.4.250.0000.00716.42
7.4.240.0000.00816.45
7.4.230.0030.00316.42
7.4.220.0110.00616.51
7.4.210.0080.00616.47
7.4.200.0050.00216.62
7.4.160.0130.00316.33
7.4.150.0150.00317.40
7.4.140.0070.01317.86
7.4.130.0050.01216.48
7.4.120.0080.00816.35
7.4.110.0080.00816.30
7.4.100.0080.01216.39
7.4.90.0140.00916.33
7.4.80.0090.00919.39
7.4.70.0100.00516.30
7.4.60.0060.01016.43
7.4.50.0070.00316.23
7.4.40.0030.01416.20
7.4.30.0080.00816.20
7.4.00.0090.00914.84
7.3.330.0050.00312.99
7.3.320.0050.00013.00
7.3.310.0070.00016.26
7.3.300.0000.00715.97
7.3.290.0030.00316.13
7.3.280.0100.00716.10
7.3.270.0100.00717.40
7.3.260.0100.00716.17
7.3.250.0110.00716.24
7.3.240.0130.00516.11
7.3.230.0060.01016.41
7.3.210.0060.01016.35
7.3.200.0080.00816.28
7.3.190.0030.01316.45
7.3.180.0120.00316.30
7.3.170.0100.00716.04
7.3.160.0100.00716.17
7.3.120.0190.00014.58
7.3.110.0040.00814.43
7.3.100.0060.00914.42
7.3.90.0090.00614.41
7.3.80.0090.00614.66
7.3.70.0000.01514.70
7.3.60.0050.00514.65
7.3.50.0060.00614.55
7.3.40.0100.00314.37
7.3.30.0040.00714.65
7.3.20.0090.00916.43
7.3.10.0090.00916.30
7.3.00.0090.00616.61
7.2.330.0130.00616.50
7.2.320.0110.00616.22
7.2.310.0100.00616.37
7.2.300.0130.00416.57
7.2.290.0060.01016.49
7.2.250.0040.01515.06
7.2.240.0140.00414.95
7.2.230.0090.00615.04
7.2.220.0060.00915.19
7.2.210.0060.00914.80
7.2.200.0000.01514.88
7.2.190.0070.00714.62
7.2.180.0120.00314.86
7.2.170.0040.01114.87
7.2.60.0070.00716.87
7.1.330.0030.01415.92
7.1.320.0070.00315.63
7.1.310.0030.01015.62
7.1.300.0030.01015.93
7.1.290.0000.00815.63
7.1.280.0030.00615.77
7.1.270.0040.01115.66
7.1.260.0080.00815.38
7.1.200.0080.00415.84
7.1.70.0000.00717.04
7.1.60.0150.00617.31
7.1.00.0100.06322.41
7.0.200.0070.00414.91
7.0.110.0370.06320.24
7.0.100.0400.06720.16
7.0.90.0300.06720.23
7.0.80.0270.06720.34
7.0.70.0330.06020.32
7.0.60.0400.04320.19
7.0.50.0400.06720.20
7.0.40.0530.04320.19
7.0.30.0500.05720.30
7.0.20.0430.05720.34
7.0.10.0270.08320.30
7.0.00.0230.08320.34
5.6.260.0100.06321.12
5.6.250.0100.05721.09
5.6.240.0130.05720.84
5.6.230.0230.05021.02
5.6.220.0100.05720.96
5.6.210.0100.06320.97
5.6.200.0130.09020.75
5.6.190.0100.06020.80
5.6.180.0100.06020.83
5.6.170.0030.06020.98
5.6.160.0070.06021.06
5.6.150.0100.07721.08
5.6.140.0230.06021.04
5.6.130.0100.09020.80
5.6.120.0130.08721.01
5.6.110.0130.06320.97
5.6.100.0100.05720.83
5.6.90.0070.05720.96
5.6.80.0130.04720.24
5.6.70.0030.06320.20
5.6.60.0070.06320.37
5.6.50.0170.05020.30
5.6.40.0130.05020.16
5.6.30.0100.05720.27
5.6.20.0200.04720.35
5.6.10.0030.06020.36
5.6.00.0170.05320.34

preferences:
33.6 ms | 403 KiB | 5 Q