3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_export( call_user_func_array( 'array_merge', [['a', 'b'], 'c'] ) );

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)
8.4.130.0110.01017.80
8.4.120.0090.01122.22
8.4.110.0130.00718.72
8.4.100.0080.00217.86
8.4.90.0110.01120.16
8.4.80.0100.01018.60
8.4.70.0100.00818.77
8.4.60.0120.00920.59
8.4.50.0120.00819.61
8.4.40.0090.00619.39
8.4.30.0090.01220.28
8.4.20.0130.00620.82
8.4.10.0030.00622.16
8.3.260.0120.00816.48
8.3.250.0050.00218.91
8.3.240.0150.00416.66
8.3.230.0100.00616.86
8.3.220.0120.00618.87
8.3.210.0110.00816.54
8.3.200.0070.00216.56
8.3.190.0130.00518.86
8.3.180.0130.00516.87
8.3.170.0060.00316.47
8.3.160.0080.00318.60
8.3.150.0070.01416.33
8.3.140.0040.01117.04
8.3.130.0030.00618.28
8.3.120.0110.00720.55
8.3.110.0050.00316.79
8.3.100.0040.00416.71
8.3.90.0050.00326.77
8.3.80.0060.00316.75
8.3.70.0100.00716.58
8.3.60.0150.00616.61
8.3.50.0070.00720.05
8.3.40.0130.00320.43
8.3.30.0150.00018.59
8.3.20.0050.00324.18
8.3.10.0050.00224.66
8.3.00.0090.00026.16
8.2.290.0160.00220.47
8.2.280.0070.00418.29
8.2.270.0130.00619.01
8.2.260.0030.00618.51
8.2.250.0100.01018.47
8.2.240.0060.01218.71
8.2.230.0040.00420.94
8.2.220.0040.00837.54
8.2.210.0080.00026.77
8.2.200.0060.00316.50
8.2.190.0100.01316.88
8.2.180.0180.00425.92
8.2.170.0070.01318.91
8.2.160.0040.01322.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0000.00726.16
8.2.110.0030.00720.56
8.2.100.0060.00617.71
8.2.90.0040.00418.16
8.2.80.0080.00019.07
8.2.70.0000.00817.50
8.2.60.0000.00817.63
8.2.50.0030.00617.63
8.2.40.0000.00817.63
8.2.30.0000.00717.89
8.2.20.0000.00720.29
8.2.10.0000.00717.85
8.2.00.0050.00219.22
8.1.330.0110.00922.05
8.1.320.0100.00818.16
8.1.310.0080.00018.31
8.1.300.0060.00318.04
8.1.290.0090.00030.84
8.1.280.0140.00325.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00522.10
8.1.230.0040.00820.85
8.1.220.0040.00417.74
8.1.210.0080.00018.84
8.1.200.0000.00817.35
8.1.190.0040.00417.22
8.1.180.0050.00318.10
8.1.170.0030.00618.43
8.1.160.0040.00718.79
8.1.150.0000.00718.61
8.1.140.0040.00717.36
8.1.130.0040.00418.75
8.1.120.0070.00017.29
8.1.110.0050.00317.28
8.1.100.0030.00417.32
8.1.90.0070.00017.29
8.1.80.0050.00317.21
8.1.70.0000.00817.29
8.1.60.0140.00417.47
8.1.50.0120.00317.43
8.1.40.0130.00217.30
8.1.30.0100.00517.45
8.1.20.0080.00817.56
8.1.10.0090.00417.44
8.1.00.0080.00617.41
8.0.300.0000.00820.16
8.0.290.0000.00816.63
8.0.280.0070.00018.36
8.0.270.0030.00316.77
8.0.260.0000.00818.24
8.0.250.0030.00316.97
8.0.240.0030.00316.84
8.0.230.0030.00316.85
8.0.220.0080.00016.81
8.0.210.0000.00716.74
8.0.200.0060.00616.84
8.0.190.0100.00416.79
8.0.180.0040.01216.92
8.0.170.0100.00316.83
8.0.160.0110.00416.88
8.0.150.0070.00716.69
8.0.140.0120.00216.82
8.0.130.0160.00016.83
8.0.120.0150.00016.86
8.0.110.0120.00316.79
8.0.100.0040.01116.89
8.0.90.0150.00016.70
8.0.80.0100.00516.87
8.0.70.0090.00616.63
8.0.60.0050.01016.81
8.0.50.0100.00516.76
8.0.30.0110.00216.70
8.0.20.0060.00616.85
8.0.10.0040.00416.96
7.4.330.0020.00215.55
7.4.320.0070.00016.44
7.4.300.0000.00816.43
7.4.290.0000.00816.47
7.4.280.0040.00716.39
7.4.270.0110.00816.40
7.4.260.0070.00716.30
7.4.250.0110.00416.48
7.4.240.0090.00516.34
7.4.230.0110.00016.50
7.4.220.0070.00716.41
7.4.210.0140.00016.44
7.4.200.0080.00816.45
7.4.190.0080.00816.52
7.4.180.0120.00316.51
7.4.160.0110.00316.48
7.4.150.0150.00016.47
7.4.140.0090.00616.22
7.4.130.0100.00516.32
7.4.120.0110.00416.16
7.4.110.0130.00016.20
7.4.100.0070.00716.34
7.4.90.0070.00716.30
7.4.80.0060.00716.31
7.4.70.0040.00816.20
7.4.60.0070.00716.26
7.4.50.0060.00616.12
7.4.40.0050.00516.06
7.4.30.0090.00016.11
7.4.20.0030.00615.88
7.4.10.0070.00216.17
7.4.00.0050.00816.30

preferences:
71.78 ms | 403 KiB | 5 Q