3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a', PHP_INT_MAX => 'b', 'a' => 'b','c'); //unset($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)
8.3.60.0140.00018.31
8.3.50.0050.01521.94
8.3.40.0040.01118.78
8.3.30.0100.00319.03
8.3.20.0070.00020.32
8.3.10.0060.00320.68
8.3.00.0040.00419.38
8.2.180.0140.00718.54
8.2.170.0140.00022.96
8.2.160.0100.00320.49
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0060.00322.22
8.2.110.0000.00922.15
8.2.100.0070.00418.16
8.2.90.0060.00319.17
8.2.80.0080.00017.97
8.2.70.0040.00417.75
8.2.60.0080.00417.80
8.2.50.0060.00618.07
8.2.40.0080.00018.34
8.2.30.0040.00418.07
8.2.20.0000.00817.67
8.2.10.0070.00018.16
8.2.00.0070.00017.72
8.1.280.0090.00625.92
8.1.270.0070.00323.80
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.19
8.1.230.0040.00819.09
8.1.220.0040.00417.79
8.1.210.0070.00018.77
8.1.200.0030.00617.36
8.1.190.0080.00017.13
8.1.180.0070.00018.10
8.1.170.0000.00918.52
8.1.160.0050.00322.00
8.1.150.0020.00518.87
8.1.140.0040.00417.37
8.1.130.0030.00317.75
8.1.120.0000.00717.24
8.1.110.0030.00617.33
8.1.100.0000.00817.30
8.1.90.0000.00717.41
8.1.80.0040.00317.33
8.1.70.0000.00817.22
8.1.60.0060.00617.52
8.1.50.0040.00417.38
8.1.40.0000.00817.40
8.1.30.0000.00817.54
8.1.20.0030.00617.59
8.1.10.0020.00517.38
8.1.00.0000.00817.39
8.0.300.0000.00818.77
8.0.290.0070.00016.63
8.0.280.0030.00318.34
8.0.270.0030.00317.24
8.0.260.0030.00317.30
8.0.250.0020.00517.02
8.0.240.0000.00717.02
8.0.230.0000.00716.97
8.0.220.0000.00816.98
8.0.210.0000.00716.94
8.0.200.0070.00017.00
8.0.190.0070.00416.96
8.0.180.0050.00316.97
8.0.170.0060.00316.99
8.0.160.0000.00717.01
8.0.150.0070.00016.77
8.0.140.0000.00716.79
8.0.130.0050.00013.41
8.0.120.0040.00416.96
8.0.110.0030.00516.91
8.0.100.0000.00716.79
8.0.90.0040.00317.01
8.0.80.0060.00916.90
8.0.70.0050.00216.77
8.0.60.0080.00016.97
8.0.50.0070.00016.76
8.0.30.0140.00616.99
8.0.20.0130.00717.40
8.0.10.0000.00716.99
8.0.00.0100.00816.71
7.4.330.0020.00215.19
7.4.320.0040.00416.49
7.4.300.0030.00316.44
7.4.290.0000.00716.44
7.4.280.0050.00316.49
7.4.270.0000.00716.51
7.4.260.0070.00016.49
7.4.250.0000.00716.44
7.4.240.0060.00216.58
7.4.230.0030.00316.52
7.4.220.0150.00916.61
7.4.210.0090.00616.62
7.4.200.0000.00716.56
7.4.160.0110.00616.51
7.4.150.0140.00417.40
7.4.140.0070.01017.86
7.4.130.0140.00516.46
7.4.120.0110.00516.52
7.4.110.0130.00316.59
7.4.100.0040.01116.37
7.4.90.0130.00316.54
7.4.80.0040.01519.39
7.4.70.0120.00316.63
7.4.60.0080.00816.57
7.4.50.0040.00416.56
7.4.40.0060.01216.59
7.4.30.0120.00616.53
7.4.00.0030.01314.82
7.3.330.0000.00613.17
7.3.320.0000.00713.09
7.3.310.0070.00016.21
7.3.300.0030.00316.11
7.3.290.0140.00016.20
7.3.280.0110.00716.24
7.3.270.0100.01017.40
7.3.260.0120.00616.38
7.3.250.0070.01016.32
7.3.240.0110.00816.21
7.3.230.0090.00616.39
7.3.210.0120.00616.26
7.3.200.0100.01419.39
7.3.190.0190.00016.21
7.3.180.0170.00016.56
7.3.170.0030.01316.38
7.3.160.0080.00816.24
7.3.10.0060.00816.61
7.3.00.0070.00616.71
7.2.330.0110.00716.54
7.2.320.0110.00816.41
7.2.310.0060.01016.59
7.2.300.0090.00616.34
7.2.290.0130.01016.68
7.2.130.0070.00916.75
7.2.120.0040.00916.73
7.2.110.0060.00716.72
7.2.100.0050.00916.65
7.2.90.0110.00516.95
7.2.80.0020.01116.88
7.2.70.0050.01016.59
7.2.60.0040.00816.69
7.2.50.0050.00716.67
7.2.40.0060.00816.76
7.2.30.0060.00916.84
7.2.20.0020.01416.65
7.2.10.0080.00716.81
7.2.00.0060.00817.72
7.1.250.0050.00715.57
7.1.200.0040.01115.48
7.1.100.0070.00318.10
7.1.70.0030.00717.18
7.1.60.0100.01319.32
7.1.50.0100.01316.93
7.1.00.0100.07022.48
7.0.200.0090.00016.66
7.0.140.0000.08022.07
7.0.60.0100.07319.93
7.0.50.0070.05317.89
7.0.40.0030.09020.08
7.0.30.0330.03720.20
7.0.20.0400.05320.20
7.0.10.0300.07020.09
7.0.00.0030.06019.99
5.6.280.0030.07321.06
5.6.210.0070.06320.74
5.6.200.0000.04718.11
5.6.190.0200.07020.67
5.6.180.0330.06720.49
5.6.170.0130.04320.71
5.6.160.0100.08320.47
5.6.150.0130.07318.20
5.6.140.0070.04718.14
5.6.130.0070.04018.18
5.6.120.0130.07720.97
5.6.110.0100.08021.10
5.6.100.0300.06721.03
5.6.90.0070.08720.99
5.6.80.0170.07720.43
5.6.70.4370.04320.36
5.5.350.0100.06720.41
5.5.340.0070.05717.96
5.5.330.0000.07020.56
5.5.320.0200.04320.23
5.5.310.0200.07020.33
5.5.300.0100.03318.02
5.5.290.0070.09017.96
5.5.280.0070.04020.64
5.5.270.0070.03720.96
5.5.260.0100.07720.80
5.5.250.0170.08020.54
5.5.240.0130.07720.25
5.4.450.0570.05319.54
5.4.440.1000.06319.27
5.4.430.0770.05719.61
5.4.420.0830.00019.32
5.4.410.0630.00019.34
5.4.400.0600.00019.19
5.4.390.0630.00019.15
5.4.380.0630.00019.16
5.4.370.0630.00019.04
5.4.360.0630.00019.00
5.4.350.0670.00019.02
5.4.340.0630.00019.07
5.4.320.0050.04512.45
5.4.310.0080.04112.45
5.4.300.0070.04412.45
5.4.290.0060.04212.45
5.4.280.0050.03712.35
5.4.270.0070.04112.35
5.4.260.0030.04212.35
5.4.250.0060.03912.35
5.4.240.0070.03512.35
5.4.230.0050.03912.34
5.4.220.0070.03512.34
5.4.210.0080.04612.34
5.4.200.0100.04312.34
5.4.190.0110.04812.33
5.4.180.0130.04712.34
5.4.170.0110.04912.34
5.4.160.0070.04712.34
5.4.150.0110.04012.34
5.4.140.0060.04012.02
5.4.130.0070.03812.01
5.4.120.0070.03711.96
5.4.110.0070.03711.96
5.4.100.0040.03811.96
5.4.90.0060.04211.96
5.4.80.0080.03911.96
5.4.70.0050.03811.96
5.4.60.0080.03211.96
5.4.50.0070.03411.96
5.4.40.0040.03611.95
5.4.30.0050.03611.95
5.4.20.0040.03711.94
5.4.10.0100.03911.94
5.4.00.0100.03811.44
5.3.290.0090.03612.80
5.3.280.0060.03712.70
5.3.270.0120.03912.73
5.3.260.0060.03912.72
5.3.250.0050.03812.72
5.3.240.0060.03812.72
5.3.230.0050.03912.71
5.3.220.0090.03412.68
5.3.210.0100.03512.68
5.3.200.0110.03312.68
5.3.190.0070.04712.68
5.3.180.0080.04112.68
5.3.170.0050.03712.67
5.3.160.0050.03712.67
5.3.150.0050.03712.68
5.3.140.0070.03612.66
5.3.130.0060.03912.66
5.3.120.0060.03912.66
5.3.110.0110.04212.66
5.3.100.0120.04012.12
5.3.90.0050.04112.08
5.3.80.0090.04012.07
5.3.70.0090.03812.07
5.3.60.0070.03612.06
5.3.50.0060.03512.00
5.3.40.0050.03712.00
5.3.30.0070.03311.94
5.3.20.0070.03411.73
5.3.10.0080.03311.69
5.3.00.0050.03611.68
5.2.170.0020.0339.18
5.2.160.0030.0319.18
5.2.150.0040.0309.18
5.2.140.0060.0289.17
5.2.130.0060.0289.13
5.2.120.0040.0299.14
5.2.110.0050.0289.14
5.2.100.0050.0289.14
5.2.90.0040.0299.14
5.2.80.0040.0309.13
5.2.70.0040.0309.13
5.2.60.0040.0309.09
5.2.50.0060.0289.06
5.2.40.0030.0309.03
5.2.30.0050.0299.01
5.2.20.0050.0279.00
5.2.10.0050.0308.91
5.2.00.0050.0298.78
5.1.60.0050.0238.06
5.1.50.0040.0258.06
5.1.40.0010.0278.04
5.1.30.0060.0248.39
5.1.20.0040.0318.41
5.1.10.0110.0258.14
5.1.00.0100.0238.13
5.0.50.0040.0216.61
5.0.40.0060.0176.46
5.0.30.0070.0356.29
5.0.20.0030.0286.25
5.0.10.0050.0196.24
5.0.00.0020.0326.23
4.4.90.0030.0214.78
4.4.80.0020.0174.75
4.4.70.0060.0154.76
4.4.60.0040.0194.76
4.4.50.0030.0154.77
4.4.40.0040.0254.71
4.4.30.0020.0194.76
4.4.20.0030.0154.85
4.4.10.0080.0104.85
4.4.00.0010.0284.76
4.3.110.0030.0184.67
4.3.100.0020.0184.67
4.3.90.0010.0184.64
4.3.80.0040.0244.59
4.3.70.0050.0124.63
4.3.60.0030.0154.63
4.3.50.0050.0164.63
4.3.40.0040.0274.54
4.3.30.0030.0153.29
4.3.20.0000.0183.26
4.3.10.0010.0163.22
4.3.00.0000.01716.50

preferences:
48.45 ms | 400 KiB | 5 Q