3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ [0], [1], [2] ]; var_dump(array_merge(...$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)
8.3.60.0100.01016.38
8.3.50.0130.00018.07
8.3.40.0130.00318.59
8.3.30.0070.00718.71
8.3.20.0040.00420.13
8.3.10.0050.00323.48
8.3.00.0000.00723.52
8.2.180.0110.00718.16
8.2.170.0070.00722.96
8.2.160.0100.00720.47
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.00022.16
8.2.120.0070.00026.35
8.2.110.0000.00922.08
8.2.100.0090.00317.78
8.2.90.0000.00819.21
8.2.80.0040.00417.97
8.2.70.0050.00317.38
8.2.60.0040.00418.04
8.2.50.0000.00818.10
8.2.40.0040.00422.34
8.2.30.0000.00719.06
8.2.20.0040.00417.88
8.2.10.0000.00717.96
8.2.00.0050.00318.06
8.1.280.0090.00625.92
8.1.270.0040.00423.92
8.1.260.0050.00326.35
8.1.250.0030.00628.09
8.1.240.0080.00020.86
8.1.230.0060.00619.08
8.1.220.0080.00017.78
8.1.210.0050.00318.77
8.1.200.0060.00317.00
8.1.190.0050.00317.22
8.1.180.0000.00918.10
8.1.170.0080.00018.38
8.1.160.0040.00418.88
8.1.150.0050.00518.82
8.1.140.0040.00417.57
8.1.130.0000.00818.91
8.1.120.0000.00717.44
8.1.110.0000.00717.41
8.1.100.0040.00417.30
8.1.90.0030.00617.29
8.1.80.0040.00417.28
8.1.70.0040.00417.29
8.1.60.0060.00317.53
8.1.50.0030.00517.48
8.1.40.0000.00717.53
8.1.30.0100.00017.60
8.1.20.0040.00417.41
8.1.10.0000.00817.40
8.1.00.0060.00317.27
8.0.300.0080.00018.77
8.0.290.0000.00716.58
8.0.280.0030.00318.29
8.0.270.0040.00417.19
8.0.260.0000.00618.69
8.0.250.0030.00316.89
8.0.240.0000.00816.93
8.0.230.0050.00216.92
8.0.220.0030.00316.84
8.0.210.0000.00716.78
8.0.200.0060.00016.89
8.0.190.0040.00416.94
8.0.180.0030.00316.76
8.0.170.0090.00416.81
8.0.160.0060.00316.82
8.0.150.0000.00716.72
8.0.140.0080.00016.73
8.0.130.0000.00513.30
8.0.120.0040.00416.81
8.0.110.0050.00216.78
8.0.100.0030.00516.67
8.0.90.0040.00416.73
8.0.80.0040.01116.78
8.0.70.0000.00716.88
8.0.60.0070.00016.85
8.0.50.0070.00016.89
8.0.30.0100.01017.05
8.0.20.0090.01017.40
8.0.10.0030.00516.93
8.0.00.0110.00616.59
7.4.330.0000.00616.66
7.4.320.0000.00616.51
7.4.300.0030.00316.58
7.4.290.0000.00816.43
7.4.280.0030.00316.40
7.4.270.0030.00316.33
7.4.260.0040.00716.36
7.4.250.0030.00316.38
7.4.240.0050.00516.53
7.4.230.0080.00016.52
7.4.220.0110.00616.51
7.4.210.0070.00816.49
7.4.200.0040.00416.40
7.4.160.0070.01216.34
7.4.150.0100.00717.40
7.4.140.0060.01417.86
7.4.130.0140.00716.41
7.4.120.0110.00716.35
7.4.110.0130.01016.41
7.4.100.0060.01216.32
7.4.90.0110.00616.41
7.4.80.0100.00619.39
7.4.70.0110.00716.43
7.4.60.0070.00716.31
7.4.50.0060.01016.44
7.4.40.0070.01016.48
7.4.30.0120.00916.59
7.4.00.0100.00315.01
7.3.330.0050.00012.86
7.3.320.0000.00512.96
7.3.310.0000.00616.21
7.3.300.0030.00316.09
7.3.290.0060.00015.93
7.3.280.0090.00816.12
7.3.270.0150.00317.40
7.3.260.0120.00816.13
7.3.250.0130.00416.16
7.3.240.0100.00616.31
7.3.230.0030.01416.32
7.3.210.0090.00916.20
7.3.200.0080.00816.10
7.3.190.0080.00816.24
7.3.180.0060.00916.16
7.3.170.0120.00616.43
7.3.160.0030.01316.29
7.2.330.0120.00416.48
7.2.320.0160.00616.13
7.2.310.0170.00016.21
7.2.300.0120.00616.39
7.2.290.0070.00916.23
7.2.60.0100.01316.58
7.1.200.0000.00815.58
7.1.110.0210.01016.29
7.1.100.0320.00616.22
7.1.90.0300.01016.01
7.1.80.0290.00615.87
7.1.70.0320.00715.04
7.1.60.0410.01433.23
7.1.50.0730.00332.91
7.1.40.0640.01332.47
7.1.30.0470.00732.65
7.1.20.0370.01032.53
7.1.10.0260.01314.41
7.1.00.0460.00314.69
7.0.250.0270.00715.77
7.0.240.0260.00615.84
7.0.230.0300.00915.89
7.0.220.0260.01015.44
7.0.210.0490.00314.61
7.0.200.0310.01014.89
7.0.190.0400.01314.72
7.0.180.0370.01714.34
7.0.170.0300.01014.34
7.0.160.0620.01614.20
7.0.150.0340.01214.32
7.0.140.0400.01014.26
7.0.130.0290.01014.66
7.0.120.0360.01014.75
7.0.110.0370.00614.20
7.0.100.0360.00714.26
7.0.90.0460.01314.36
7.0.80.0280.01214.42
7.0.70.0210.01414.40
7.0.60.0260.00714.03
7.0.50.1020.00314.35
7.0.40.0300.01314.48
7.0.30.0380.01014.75
7.0.20.0300.00614.40
7.0.10.0660.01614.41
7.0.00.0440.01314.45

preferences:
70.37 ms | 401 KiB | 5 Q