3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = [ 0 => 1, 1 => 2, 2 => 3, 3 => 4 ]; foreach ($test as $k => $v) { if ($k == 1) { unset($test[2]); unset($test[3]); } echo "$k => $v\n"; }

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)
8.3.60.0100.01018.38
8.3.50.0090.00618.13
8.3.40.0100.01018.61
8.3.30.0120.00318.49
8.3.20.0080.00019.11
8.3.10.0040.00421.60
8.3.00.0040.00419.65
8.2.180.0100.01016.50
8.2.170.0140.00722.96
8.2.160.0070.00719.04
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00819.95
8.2.120.0050.00226.35
8.2.110.0040.00819.45
8.2.100.0040.00717.91
8.2.90.0000.00817.72
8.2.80.0090.00019.83
8.2.70.0060.00317.93
8.2.60.0040.00418.05
8.2.50.0060.00318.10
8.2.40.0050.00319.36
8.2.30.0040.00419.55
8.2.20.0000.00718.14
8.2.10.0000.00718.11
8.2.00.0000.00719.54
8.1.280.0100.01025.92
8.1.270.0070.00023.92
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0000.00922.42
8.1.230.0090.00620.88
8.1.220.0000.00817.76
8.1.210.0030.00518.89
8.1.200.0080.00017.23
8.1.190.0040.00417.23
8.1.180.0050.00318.10
8.1.170.0040.00418.65
8.1.160.0000.00818.89
8.1.150.0030.00618.91
8.1.140.0030.00517.75
8.1.130.0000.00718.91
8.1.120.0040.00317.34
8.1.110.0000.00717.38
8.1.100.0000.00917.46
8.1.90.0030.00617.35
8.1.80.0030.00317.38
8.1.70.0060.00317.45
8.1.60.0090.00017.59
8.1.50.0070.00317.51
8.1.40.0040.00417.40
8.1.30.0040.00417.54
8.1.20.0080.00017.62
8.1.10.0070.00017.55
8.1.00.0060.00317.46
8.0.300.0040.00419.88
8.0.290.0000.00716.75
8.0.280.0050.00218.43
8.0.270.0070.00017.26
8.0.260.0060.00017.26
8.0.250.0030.00316.97
8.0.240.0000.00717.00
8.0.230.0030.00316.97
8.0.220.0000.00716.90
8.0.210.0050.00216.77
8.0.200.0030.00316.93
8.0.190.0070.00016.83
8.0.180.0000.00716.90
8.0.170.0000.00916.91
8.0.160.0070.00316.95
8.0.150.0040.00416.78
8.0.140.0000.00816.78
8.0.130.0030.00313.29
8.0.120.0000.00816.93
8.0.110.0040.00416.83
8.0.100.0080.00016.77
8.0.90.0000.00716.79
8.0.80.0110.00616.92
8.0.70.0000.00716.81
8.0.60.0050.00216.87
8.0.50.0030.00316.89
8.0.30.0110.00817.10
8.0.20.0100.01117.40
8.0.10.0070.00016.95
8.0.00.0120.00516.71
7.4.330.0000.00415.55
7.4.320.0060.00016.58
7.4.300.0070.00016.50
7.4.290.0070.00016.63
7.4.280.0000.00816.40
7.4.270.0030.00316.47
7.4.260.0040.00416.54
7.4.250.0050.00216.54
7.4.240.0000.00716.46
7.4.230.0000.00716.50
7.4.220.0070.00016.67
7.4.210.0070.00716.57
7.4.200.0070.00016.40
7.4.160.0150.00316.52
7.4.140.0090.00817.86
7.4.130.0160.00616.57
7.4.120.0110.00716.51
7.4.110.0070.01016.49
7.4.100.0030.01316.47
7.4.90.0150.00316.49
7.4.80.0100.01319.39
7.4.70.0000.01616.54
7.4.60.0090.00616.48
7.4.50.0060.00916.31
7.4.40.0100.00716.41
7.4.00.0050.01114.96
7.3.330.0030.00313.17
7.3.320.0000.00513.05
7.3.310.0000.00716.26
7.3.300.0040.00416.16
7.3.290.0000.00616.36
7.3.280.0130.00616.34
7.3.260.0100.00716.36
7.3.240.0080.00816.40
7.3.230.0060.01616.50
7.3.210.0080.00816.21
7.3.200.0130.00316.52
7.3.190.0120.00616.32
7.3.180.0040.01616.31
7.3.170.0030.01316.54
7.3.160.0100.00716.46
7.3.120.0030.01214.83
7.3.110.0080.00814.86
7.3.100.0070.00714.83
7.3.90.0000.01014.79
7.3.80.0050.00815.12
7.3.70.0040.00814.78
7.3.60.0050.01014.74
7.3.50.0080.00414.68
7.3.40.0020.00914.81
7.3.30.0060.00514.57
7.3.20.0030.01016.63
7.3.10.0060.00816.64
7.3.00.0050.00416.60
7.2.330.0100.01016.70
7.2.320.0100.00716.37
7.2.310.0090.01016.66
7.2.300.0070.01116.39
7.2.290.0140.01016.70
7.2.250.0060.01015.15
7.2.240.0060.01115.11
7.2.230.0030.01015.05
7.2.220.0080.00715.04
7.2.210.0070.00815.09
7.2.200.0090.00615.12
7.2.190.0020.01114.97
7.2.180.0050.00614.95
7.2.170.0040.00914.97
7.2.160.0030.01015.13
7.2.150.0040.00416.94
7.2.140.0000.00916.80
7.2.130.0040.01216.86
7.2.120.0070.01016.93
7.2.110.0130.00316.77
7.2.100.0090.00316.88
7.2.90.0040.00716.78
7.2.80.0040.01116.96
7.2.70.0060.00317.02
7.2.60.0070.00517.07
7.2.50.0030.01416.95
7.2.40.0720.00717.49
7.2.30.0610.00717.49
7.2.20.0680.01017.40
7.2.10.0570.00617.45
7.2.00.0840.00517.46
7.1.330.0100.00715.80
7.1.320.0050.00615.68
7.1.310.0050.00715.90
7.1.300.0030.00715.73
7.1.290.0030.01015.65
7.1.280.0050.00515.56
7.1.270.0060.00715.79
7.1.260.0040.01115.68
7.1.250.0040.01115.73
7.1.200.0060.00615.65
7.1.160.1240.01016.58
7.1.150.1160.00716.85
7.1.140.1390.01117.02
7.1.130.0930.00617.13
7.1.120.0850.00816.89
7.1.110.1040.01316.29
7.1.100.0750.01215.96
7.1.90.1510.00916.35
7.1.80.1410.00916.14
7.1.70.1740.01115.45
7.1.60.1400.01333.36
7.1.50.1650.01033.09
7.1.40.1690.01432.46
7.1.30.1400.01632.67
7.1.20.1460.01032.64
7.1.10.1260.00614.77
7.1.00.1100.01114.69

preferences:
44.02 ms | 401 KiB | 5 Q