3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ["deneme" => ["a", "c"], "aga" => ["b", "d"], "ahah" => ["c", "f"]]; unset($array["deneme"]); var_dump($array);

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)
8.3.60.0110.00718.43
8.3.50.0090.00917.93
8.3.40.0110.00318.59
8.3.30.0100.00718.46
8.3.20.0030.00719.14
8.3.10.0070.00321.66
8.3.00.0040.00420.56
8.2.180.0060.01218.38
8.2.170.0090.00622.96
8.2.160.0040.01120.45
8.2.150.0060.00324.18
8.2.140.0030.00524.66
8.2.130.0040.00419.82
8.2.120.0080.00026.35
8.2.110.0030.00621.12
8.2.100.0090.00317.78
8.2.90.0000.01017.63
8.2.80.0040.00417.97
8.2.70.0000.00817.68
8.2.60.0040.00418.21
8.2.50.0060.00318.10
8.2.40.0040.00419.34
8.2.30.0050.00219.12
8.2.20.0040.00418.04
8.2.10.0000.00718.04
8.2.00.0000.00817.57
8.1.280.0160.00025.92
8.1.270.0040.00418.70
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0000.01021.16
8.1.230.0070.00322.20
8.1.220.0030.00617.74
8.1.210.0060.00318.77
8.1.200.0000.01217.13
8.1.190.0040.00417.22
8.1.180.0050.00318.10
8.1.170.0000.00818.48
8.1.160.0040.00718.69
8.1.150.0040.00418.82
8.1.140.0060.00322.07
8.1.130.0070.00021.92
8.1.120.0000.00717.42
8.1.110.0040.00417.30
8.1.100.0060.00317.33
8.1.90.0040.00417.37
8.1.80.0070.00017.27
8.1.70.0000.00717.28
8.1.60.0040.00417.48
8.1.50.0000.00717.31
8.1.40.0040.00417.45
8.1.30.0000.00817.47
8.1.20.0030.00617.63
8.1.10.0000.00817.34
8.1.00.0060.00317.37
8.0.300.0020.00518.77
8.0.290.0050.00316.63
8.0.280.0030.00318.25
8.0.270.0030.00317.11
8.0.260.0080.00018.37
8.0.250.0000.00616.79
8.0.240.0000.00816.88
8.0.230.0040.00316.92
8.0.220.0070.00016.71
8.0.210.0000.00716.72
8.0.200.0060.00016.85
8.0.190.0040.00416.82
8.0.180.0050.00316.80
8.0.170.0040.00416.84
8.0.160.0000.00716.66
8.0.150.0000.00716.78
8.0.140.0030.00316.76
8.0.130.0000.00613.32
8.0.120.0030.00716.84
8.0.110.0000.00816.76
8.0.100.0040.00416.87
8.0.90.0040.00416.60
8.0.80.0070.00816.83
8.0.70.0050.00316.72
8.0.60.0000.00716.84
8.0.50.0070.00016.70
8.0.30.0000.01617.13
8.0.20.0150.00417.40
8.0.10.0000.00817.04
8.0.00.0140.00716.77
7.4.330.0060.00215.55
7.4.320.0060.00016.49
7.4.300.0030.00316.54
7.4.290.0000.00616.40
7.4.280.0110.00016.48
7.4.270.0000.00716.63
7.4.260.0000.00716.50
7.4.250.0040.00416.32
7.4.240.0050.00216.55
7.4.230.0040.00416.48
7.4.220.0050.00316.47
7.4.210.0060.00816.57
7.4.200.0030.00316.48
7.4.160.0110.00916.51
7.4.140.0130.00817.86
7.4.130.0100.00716.53
7.4.120.0070.01116.47
7.4.110.0130.00616.48
7.4.100.0000.01816.30
7.4.90.0080.00816.53
7.4.80.0070.01019.39
7.4.70.0120.00616.33
7.4.60.0060.01016.48
7.4.50.0040.01516.34
7.4.40.0030.01316.59
7.3.330.0000.00513.02
7.3.320.0030.00313.07
7.3.310.0000.00716.02
7.3.300.0030.00316.23
7.3.290.0070.00016.20
7.3.280.0110.00816.15
7.3.260.0090.01116.24
7.3.240.0090.00816.35
7.3.230.0140.00716.17
7.3.210.0090.01016.18
7.3.200.0060.01216.22
7.3.190.0030.01916.10
7.3.180.0130.01016.18
7.3.170.0090.01416.18
7.3.160.0130.01016.19
7.2.330.0150.00616.55
7.2.320.0070.01016.38
7.2.310.0070.01016.44
7.2.300.0100.00716.13
7.2.290.0060.00916.61

preferences:
39.06 ms | 401 KiB | 5 Q