3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = ["one", "two"]; $newItem = "three"; var_dump($arr + [$newItem]);

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)
8.3.60.0060.00918.07
8.3.50.0100.01017.72
8.3.40.0070.00718.72
8.3.30.0060.00918.81
8.3.20.0080.00018.85
8.3.10.0000.00919.03
8.3.00.0040.00423.66
8.2.180.0040.01118.41
8.2.170.0090.00622.96
8.2.160.0130.00619.18
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0030.00520.91
8.2.120.0000.00826.35
8.2.110.0030.00622.29
8.2.100.0090.00317.72
8.2.90.0040.00418.34
8.2.80.0050.00317.97
8.2.70.0050.00317.68
8.2.60.0000.00818.09
8.2.50.0050.00318.10
8.2.40.0050.00219.34
8.2.30.0050.00319.42
8.2.20.0020.00518.07
8.2.10.0020.00518.04
8.2.00.0030.00319.41
8.1.280.0090.00625.92
8.1.270.0000.00920.23
8.1.260.0080.00026.35
8.1.250.0030.00628.09
8.1.240.0040.00422.14
8.1.230.0060.00622.48
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0060.00317.23
8.1.180.0000.00818.10
8.1.170.0000.00818.67
8.1.160.0040.00418.76
8.1.150.0000.00818.86
8.1.140.0060.00317.55
8.1.130.0030.00620.79
8.1.120.0000.00717.44
8.1.110.0030.00517.29
8.1.100.0040.00317.45
8.1.90.0030.00617.48
8.1.80.0030.00317.46
8.1.70.0070.00017.44
8.1.60.0020.00517.49
8.1.50.0040.00417.52
8.1.40.0070.00017.49
8.1.30.0080.00017.55
8.1.20.0000.00717.67
8.1.10.0040.00417.45
8.1.00.0050.00317.32
8.0.300.0020.00519.60
8.0.290.0030.00616.75
8.0.280.0030.00318.49
8.0.270.0030.00316.86
8.0.260.0070.00017.16
8.0.250.0000.00716.97
8.0.240.0070.00017.01
8.0.230.0030.00317.03
8.0.220.0030.00616.85
8.0.210.0080.00017.00
8.0.200.0030.00316.97
8.0.190.0020.00516.96
8.0.180.0060.00316.98
8.0.170.0030.00516.84
8.0.160.0000.00816.97
8.0.150.0050.00316.79
8.0.140.0050.00216.80
8.0.130.0000.00513.34
8.0.120.0000.00716.91
8.0.110.0030.00316.82
8.0.100.0000.00716.77
8.0.90.0040.00416.79
8.0.80.0050.01016.85
8.0.70.0080.00016.97
8.0.60.0000.00916.84
8.0.50.0040.00417.00
8.0.30.0090.00717.06
8.0.20.0070.01017.40
8.0.10.0000.00716.89
8.0.00.0040.01516.75
7.4.330.0000.00415.55
7.4.320.0030.00316.43
7.4.300.0000.00616.63
7.4.290.0000.00716.58
7.4.280.0000.00816.50
7.4.270.0030.00316.49
7.4.260.0030.00316.48
7.4.250.0000.00816.45
7.4.240.0080.00016.48
7.4.230.0000.00716.32
7.4.220.0000.00716.34
7.4.210.0040.01116.49
7.4.200.0000.00716.41
7.4.160.0070.00916.55
7.4.140.0070.01117.86
7.4.130.0140.00616.49
7.4.120.0120.00616.53
7.4.110.0110.00716.32
7.4.100.0120.00916.50
7.4.90.0030.01316.41
7.4.80.0060.01219.39
7.4.70.0000.01716.43
7.4.60.0070.01016.38
7.4.50.0090.00616.55
7.4.40.0100.00716.40
7.4.00.0040.00714.78
7.3.330.0020.00213.11
7.3.320.0030.00312.93
7.3.310.0040.00416.24
7.3.300.0040.00416.19
7.3.290.0070.00016.17
7.3.280.0070.00716.18
7.3.260.0090.01016.27
7.3.240.0120.00816.31
7.3.230.0110.00616.18
7.3.210.0060.01216.29
7.3.200.0060.01016.48
7.3.190.0110.01216.21
7.3.180.0130.00616.50
7.3.170.0110.00616.14
7.3.160.0130.00616.30
7.3.10.0030.00916.60
7.3.00.0070.00516.57
7.2.330.0070.01016.45
7.2.320.0080.00916.60
7.2.310.0060.01216.68
7.2.300.0130.01016.20
7.2.290.0090.00916.47
7.2.130.0040.01116.79
7.2.120.0050.00916.86
7.2.110.0060.00416.51
7.2.100.0050.00716.81
7.2.90.0050.00916.79
7.2.80.0060.00916.84
7.2.70.0120.00516.09
7.2.60.0110.00716.25
7.2.50.0120.00516.02
7.2.40.0080.00916.15
7.2.30.0090.01016.05
7.2.20.0070.00916.16
7.2.10.0120.00816.29
7.2.00.0110.00916.09
7.1.250.0040.00915.90
7.1.200.0000.01515.51
7.1.170.0190.00613.51
7.1.160.1250.01013.99
7.1.150.0150.00713.77
7.1.140.0160.00713.57
7.1.130.0120.01213.74
7.1.120.0210.00313.73
7.1.110.0220.00013.67
7.1.100.0100.01313.82
7.1.90.0160.00713.65
7.1.80.0200.00313.74
7.1.70.0150.00913.67
7.1.60.0270.01731.68
7.1.50.0330.01031.78
7.1.40.0400.01031.70
7.1.30.0360.01031.84
7.1.20.0390.00631.82
7.1.10.0220.00413.82
7.1.00.0200.00313.91

preferences:
58.51 ms | 401 KiB | 5 Q