3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a', (PHP_INT_MAX) => 'b', 'a' => 'b'); //unset($a[4]); //unset($a[5]); ///$a[4] = 'clement'; // //array_push($a, 'c'); var_dump($a);

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)
8.3.60.0140.00018.06
8.3.50.0110.00921.99
8.3.40.0130.00618.59
8.3.30.0000.01419.02
8.3.20.0070.00020.26
8.3.10.0040.00420.40
8.3.00.0000.00819.26
8.2.180.0180.00416.38
8.2.170.0060.00922.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00820.63
8.2.110.0030.00620.55
8.2.100.0050.00518.09
8.2.90.0080.00019.08
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0060.00617.80
8.2.50.0090.00718.07
8.2.40.0040.00418.09
8.2.30.0050.00217.99
8.2.20.0040.00417.53
8.2.10.0040.00418.04
8.2.00.0020.00517.64
8.1.280.0150.00625.92
8.1.270.0030.00623.96
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0000.00923.79
8.1.230.0030.00918.98
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0030.00617.22
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0030.00518.43
8.1.160.0040.00421.86
8.1.150.0000.00718.81
8.1.140.0000.00717.28
8.1.130.0000.00717.82
8.1.120.0070.00017.43
8.1.110.0040.00717.28
8.1.100.0040.00417.27
8.1.90.0030.00317.36
8.1.80.0000.00717.43
8.1.70.0040.00417.32
8.1.60.0030.00617.56
8.1.50.0040.00417.44
8.1.40.0080.00017.44
8.1.30.0030.00617.57
8.1.20.0060.00317.47
8.1.10.0030.00617.47
8.1.00.0050.00317.26
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0040.00418.27
8.0.270.0000.00717.16
8.0.260.0000.00617.18
8.0.250.0000.00716.93
8.0.240.0040.00416.90
8.0.230.0000.00716.82
8.0.220.0000.00716.82
8.0.210.0030.00316.88
8.0.200.0070.00016.76
8.0.190.0030.00716.94
8.0.180.0040.00416.73
8.0.170.0030.00516.85
8.0.160.0040.00416.70
8.0.150.0050.00316.68
8.0.140.0030.00516.78
8.0.130.0000.00513.27
8.0.120.0000.00716.64
8.0.110.0040.00416.70
8.0.100.0000.00716.61
8.0.90.0040.00416.66
8.0.80.0110.00616.78
8.0.70.0040.00416.87
8.0.60.0030.00316.84
8.0.50.0040.00416.83
8.0.30.0150.00817.01
8.0.20.0110.00917.40
8.0.10.0030.00516.95
8.0.00.0140.00816.46
7.4.330.0000.00515.02
7.4.320.0000.00716.42
7.4.300.0030.00316.34
7.4.290.0030.00316.41
7.4.280.0040.00416.41
7.4.270.0000.00716.33
7.4.260.0040.00416.42
7.4.250.0030.00316.46
7.4.240.0000.00716.44
7.4.230.0030.00316.22
7.4.220.0070.01116.54
7.4.210.0090.00616.32
7.4.200.0040.00416.49
7.4.160.0140.00716.21
7.4.150.0070.01117.40
7.4.140.0100.01117.86
7.4.130.0130.01016.44
7.4.120.0080.00816.31
7.4.110.0090.00916.41
7.4.100.0140.00716.44
7.4.90.0060.01216.49
7.4.80.0100.00719.39
7.4.70.0130.00316.23
7.4.60.0070.01016.26
7.4.50.0030.00516.32
7.4.40.0170.00016.36
7.4.30.0100.00716.27
7.4.00.0090.00614.76
7.3.330.0050.00012.98
7.3.320.0050.00012.92
7.3.310.0030.00316.00
7.3.300.0060.00016.04
7.3.290.0080.00816.08
7.3.280.0090.00616.16
7.3.270.0130.00417.40
7.3.260.0130.01016.23
7.3.250.0140.00616.25
7.3.240.0130.00316.14
7.3.230.0360.00716.39
7.3.210.0210.00916.38
7.3.200.0070.01719.39
7.3.190.0160.00316.23
7.3.180.0090.00816.36
7.3.170.0080.00816.27
7.3.160.0100.00716.05
7.3.10.0040.01116.44
7.3.00.0040.00916.32
7.2.330.0090.00916.05
7.2.320.0060.01116.53
7.2.310.0070.01016.57
7.2.300.0080.00816.27
7.2.290.0150.00916.33
7.2.130.0110.00016.66
7.2.120.0030.00816.54
7.2.110.0080.00016.32
7.2.100.0040.01216.48
7.2.90.0150.00416.20
7.2.80.0060.00616.63
7.2.70.0030.00616.56
7.2.60.0070.01116.55
7.2.50.0070.01316.53
7.2.40.0110.00416.41
7.2.30.0060.00916.76
7.2.20.0060.00616.35
7.2.10.0070.01016.48
7.2.00.0070.00617.95
7.1.250.0060.00315.66
7.1.100.0040.00717.62
7.1.70.0000.00717.11
7.1.60.0080.00417.02
7.1.50.0090.00616.86
7.1.00.0030.07722.40
7.0.200.0000.01216.75
7.0.140.0000.07721.92
7.0.60.0100.07019.96
7.0.50.0030.07017.74
7.0.40.0070.08720.04
7.0.30.0500.05720.04
7.0.20.0370.06720.09
7.0.10.0100.08320.20
7.0.00.0100.06320.01
5.6.280.0100.06720.86
5.6.210.0030.08320.52
5.6.200.0070.04718.21
5.6.190.0030.05020.39
5.6.180.4070.04320.45
5.6.170.0270.05320.50
5.6.160.0070.04320.48
5.6.150.0030.04018.15
5.6.140.0030.04018.11
5.6.130.0000.04718.21
5.6.120.0000.08721.01
5.6.110.0030.06320.95
5.6.100.0100.06720.96
5.6.90.0100.08021.09
5.6.80.0070.08020.50
5.6.70.0300.06720.36
5.5.350.0370.07020.34
5.5.340.0070.05717.93
5.5.330.0100.06320.19
5.5.320.0300.07320.29
5.5.310.0330.04320.26
5.5.300.0070.07317.91
5.5.290.0030.08317.91
5.5.280.0070.08720.76
5.5.270.0170.07020.72
5.5.260.0130.07720.71
5.5.250.0070.04020.61
5.5.240.0270.06320.03
5.4.450.0870.07019.51
5.4.440.0070.06319.51
5.4.430.0900.05719.44
5.4.420.0670.00019.45
5.4.410.0630.00019.52
5.4.400.0600.00019.18
5.4.390.0670.00019.26
5.4.380.0630.00018.96
5.4.370.0600.00019.13
5.4.360.0600.00019.25
5.4.350.0600.00019.06
5.4.340.0630.00019.18
5.4.320.0060.04012.45
5.4.310.0060.04412.45
5.4.300.0070.03512.45
5.4.290.0100.03912.45
5.4.280.0100.03712.35
5.4.270.0070.03812.35
5.4.260.0060.04512.34
5.4.250.0030.03912.35
5.4.240.0080.04012.34
5.4.230.0070.03712.34
5.4.220.0100.03512.34
5.4.210.0080.03212.34
5.4.200.0050.03712.34
5.4.190.0050.03712.34
5.4.180.0080.03612.33
5.4.170.0080.03612.34
5.4.160.0060.03512.34
5.4.150.0030.03912.34
5.4.140.0050.03912.02
5.4.130.0050.03812.01
5.4.120.0070.03511.97
5.4.110.0090.03311.96
5.4.100.0070.04311.96
5.4.90.0070.03611.96
5.4.80.0090.03911.96
5.4.70.0070.04211.96
5.4.60.0060.03511.96
5.4.50.0070.03411.96
5.4.40.0050.03611.95
5.4.30.0080.04311.95
5.4.20.0090.03211.95
5.4.10.0090.03511.95
5.4.00.0040.03811.44
5.3.290.0140.04712.80
5.3.280.0070.05112.71
5.3.270.0120.03712.72
5.3.260.0070.03912.72
5.3.250.0080.04112.72
5.3.240.0060.04412.72
5.3.230.0090.04212.71
5.3.220.0080.03712.68
5.3.210.0070.04512.68
5.3.200.0110.03912.68
5.3.190.0070.03912.68
5.3.180.0070.03812.68
5.3.170.0070.03712.67
5.3.160.0030.04012.68
5.3.150.0090.04012.67
5.3.140.0060.04412.66
5.3.130.0080.04212.66
5.3.120.0060.05212.66
5.3.110.0080.03712.66
5.3.100.0070.03612.12
5.3.90.0070.03712.09
5.3.80.0050.03912.08
5.3.70.0060.03712.07
5.3.60.0090.03712.06
5.3.50.0030.04512.00
5.3.40.0070.03512.00
5.3.30.0090.03811.94
5.3.20.0070.04111.72
5.3.10.0070.03711.69
5.3.00.0070.03511.68
5.2.170.0030.0329.18
5.2.160.0070.0279.18
5.2.150.0040.0319.18
5.2.140.0060.0349.17
5.2.130.0040.0309.13
5.2.120.0070.0279.14
5.2.110.0050.0349.14
5.2.100.0050.0309.13
5.2.90.0070.0279.13
5.2.80.0030.0349.13
5.2.70.0060.0299.13
5.2.60.0040.0339.09
5.2.50.0070.0299.05
5.2.40.0040.0339.03
5.2.30.0040.0319.01
5.2.20.0070.0268.99
5.2.10.0040.0288.92
5.2.00.0050.0308.77
5.1.60.0040.0348.06
5.1.50.0070.0238.06
5.1.40.0100.0248.04
5.1.30.0070.0258.39
5.1.20.0070.0248.41
5.1.10.0080.0348.13
5.1.00.0070.0268.13
5.0.50.0030.0216.61
5.0.40.0010.0226.47
5.0.30.0050.0326.29
5.0.20.0030.0196.26
5.0.10.0050.0236.23
5.0.00.0080.0296.23
4.4.90.0020.0224.78
4.4.80.0050.0174.76
4.4.70.0080.0144.75
4.4.60.0050.0164.75
4.4.50.0020.0194.77
4.4.40.0040.0234.70
4.4.30.0030.0154.76
4.4.20.0010.0174.84
4.4.10.0050.0194.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0070.0134.66
4.3.90.0040.0134.64
4.3.80.0050.0274.59
4.3.70.0050.0124.63
4.3.60.0040.0134.63
4.3.50.0030.0154.63
4.3.40.0020.0254.54
4.3.30.0020.0213.28
4.3.20.0020.0163.25
4.3.10.0040.0173.22
4.3.00.0270.0207.19

preferences:
50.89 ms | 400 KiB | 5 Q