3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1, 2); $it = new ArrayIterator($array); while ($it->valid()) { echo $it->current(); $it->next(); } $it->append(3); echo $it->valid() ? $it->current() : "not valid"; var_dump($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)
8.3.60.0120.00918.03
8.3.50.0090.00921.08
8.3.40.0100.00718.70
8.3.30.0100.00320.27
8.3.20.0040.00420.30
8.3.10.0090.00021.92
8.3.00.0000.00722.43
8.2.180.0090.00916.63
8.2.170.0100.00322.96
8.2.160.0060.00820.38
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0090.00026.16
8.2.120.0040.00419.43
8.2.110.0060.00322.25
8.2.100.0080.00317.84
8.2.90.0000.00819.17
8.2.80.0040.00418.05
8.2.70.0090.00017.50
8.2.60.0040.00417.93
8.2.50.0000.00818.10
8.2.40.0050.00322.12
8.2.30.0000.00718.06
8.2.20.0020.00517.70
8.2.10.0080.00017.67
8.2.00.0030.00617.68
8.1.280.0040.01425.92
8.1.270.0080.00820.45
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0060.00323.79
8.1.230.0120.00021.00
8.1.220.0040.00417.76
8.1.210.0050.00318.77
8.1.200.0060.00317.13
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0060.00318.61
8.1.160.0050.00219.05
8.1.150.0040.00418.61
8.1.140.0050.00317.39
8.1.130.0030.00317.69
8.1.120.0030.00317.30
8.1.110.0040.00417.30
8.1.100.0040.00417.29
8.1.90.0030.00517.35
8.1.80.0050.00217.27
8.1.70.0000.00717.29
8.1.60.0000.00817.50
8.1.50.0040.00417.45
8.1.40.0040.00417.34
8.1.30.0000.00717.52
8.1.20.0040.00417.57
8.1.10.0040.00417.53
8.1.00.0000.00817.35
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0000.00718.38
8.0.270.0030.00317.28
8.0.260.0070.00016.86
8.0.250.0000.00816.82
8.0.240.0030.00516.84
8.0.230.0000.00716.90
8.0.220.0000.00716.84
8.0.210.0000.00716.75
8.0.200.0050.00316.83
8.0.190.0000.00816.88
8.0.180.0030.00516.85
8.0.170.0000.00716.91
8.0.160.0030.00316.76
8.0.150.0000.00716.73
8.0.140.0000.00816.80
8.0.130.0030.00313.24
8.0.120.0070.00016.82
8.0.110.0050.00316.67
8.0.100.0050.00216.88
8.0.90.0040.00416.75
8.0.80.0030.01316.80
8.0.70.0050.00316.61
8.0.60.0040.00416.85
8.0.50.0040.00416.72
8.0.30.0080.01117.07
8.0.20.0090.00917.40
8.0.10.0050.00316.99
8.0.00.0090.01216.69
7.4.330.0050.00015.00
7.4.320.0060.00016.39
7.4.300.0030.00316.45
7.4.290.0000.00816.42
7.4.280.0030.00316.33
7.4.270.0030.00316.44
7.4.260.0030.00316.34
7.4.250.0000.00816.40
7.4.240.0020.00616.38
7.4.230.0000.00716.29
7.4.220.0160.00316.56
7.4.210.0080.00816.48
7.4.200.0030.00316.45
7.4.190.0030.00316.48
7.4.160.0080.01616.20
7.4.150.0120.00617.40
7.4.140.0120.00717.86
7.4.130.0100.00716.40
7.4.120.0080.00916.50
7.4.110.0070.01016.40
7.4.100.0060.01116.43
7.4.90.0070.01216.27
7.4.80.0110.00519.39
7.4.70.0110.00516.41
7.4.60.0130.00516.45
7.4.50.0080.00016.33
7.4.40.0070.01122.77
7.4.30.0140.00716.60
7.4.00.0030.01514.92
7.3.330.0000.00513.04
7.3.320.0000.00512.86
7.3.310.0000.00716.15
7.3.300.0050.00216.12
7.3.290.0070.00716.17
7.3.280.0090.00916.12
7.3.270.0070.01017.40
7.3.260.0120.00616.27
7.3.250.0090.01216.44
7.3.240.0100.01316.21
7.3.230.0110.00816.39
7.3.210.0130.00316.50
7.3.200.0080.01219.39
7.3.190.0030.01416.35
7.3.180.0060.00916.40
7.3.170.0100.00716.27
7.3.160.0100.01016.30
7.3.120.0040.01114.67
7.2.330.0120.00616.31
7.2.320.0040.01416.73
7.2.310.0130.00916.64
7.2.300.0000.01616.78
7.2.290.0060.01016.82
7.2.00.0030.01419.19
7.1.200.0030.00715.71
7.1.100.0000.01017.91
7.1.70.0030.00516.96
7.1.60.0070.01619.40
7.1.50.0160.00916.89
7.1.00.0000.06322.31
7.0.200.0000.00916.72
7.0.140.0030.07722.21
7.0.60.0070.08019.90
7.0.50.0100.07717.79
7.0.40.0070.04020.20
7.0.30.0170.04320.00
7.0.20.0300.04720.00
7.0.10.0200.09320.00
7.0.00.0170.08020.16
5.6.280.0000.07321.08
5.6.210.0100.07720.56
5.6.200.0070.04018.12
5.6.190.0070.04720.47
5.6.180.3430.04720.37
5.6.170.0230.04320.51
5.6.160.0000.09020.40
5.6.150.0170.07018.23
5.6.140.0130.06718.14
5.6.130.0130.07718.15
5.6.120.0200.07320.98
5.6.110.0170.08020.96
5.6.100.0100.04320.99
5.6.90.0100.05020.88
5.6.80.0130.07320.37
5.6.70.0300.06020.37
5.5.350.0130.03720.27
5.5.340.0100.04717.98
5.5.330.0070.05020.20
5.5.320.0370.03720.13
5.5.310.0370.07320.29
5.5.300.0070.08318.01
5.5.290.0030.06018.02
5.5.280.0030.08720.88
5.5.270.0030.04320.86
5.5.260.0070.06720.86
5.5.250.0200.07320.69
5.5.240.0270.05320.06
5.4.450.0970.04719.10
5.4.440.0630.06719.50
5.4.430.0900.06019.13
5.4.420.0200.04319.15
5.4.410.0130.05019.19
5.4.400.0030.05719.20
5.4.390.0070.05319.00
5.4.380.0230.04019.18
5.4.370.0070.05719.01
5.4.360.0000.06019.08
5.4.350.0070.03611.98
5.4.340.0070.03411.97
5.4.320.0070.03612.46
5.4.310.0080.03612.45
5.4.300.0080.03412.45
5.4.290.0100.04812.45
5.4.280.0070.03412.35
5.4.270.0050.03712.35
5.4.260.0050.03812.35
5.4.250.0100.08018.77
5.4.240.0100.05019.02
5.4.230.0070.06318.89
5.4.220.0070.06319.02
5.4.210.0130.04719.02
5.4.200.0070.05318.97
5.4.190.0170.04318.89
5.4.180.0130.04318.91
5.4.170.0100.05319.02
5.4.160.0100.05718.71
5.4.150.0130.04718.82
5.4.140.0170.04016.27
5.4.130.0170.03716.48
5.4.120.0030.05016.24
5.4.110.0130.04316.49
5.4.100.0100.04316.36
5.4.90.0170.04316.52
5.4.80.0100.04716.33
5.4.70.0000.05716.24
5.4.60.0170.03716.27
5.4.50.0130.04016.31
5.4.40.0030.05716.43
5.4.30.0130.04016.25
5.4.20.0100.05016.34
5.4.10.0170.04016.31
5.4.00.0070.05015.75
5.3.290.0050.04012.80
5.3.280.0030.05314.42
5.3.270.0170.07014.49
5.3.260.0100.05014.54
5.3.250.0070.07014.37
5.3.240.0000.06014.61
5.3.230.0000.05714.45
5.3.220.0030.05314.65
5.3.210.0100.05014.58
5.3.200.0100.04714.42
5.3.190.0070.05014.58
5.3.180.0070.05714.66
5.3.170.0000.05714.66
5.3.160.0030.05014.65
5.3.150.0030.05314.33
5.3.140.0200.04714.57
5.3.130.0070.08314.39
5.3.120.0100.05014.41
5.3.110.0070.05714.56
5.3.100.0070.05314.05
5.3.90.0100.05313.90
5.3.80.0200.05713.88
5.3.70.0000.05713.89
5.3.60.0170.05313.77
5.3.50.0070.06314.09
5.3.40.0100.04313.96
5.3.30.0100.04713.91
5.3.20.0100.04313.68
5.3.10.0030.05013.66
5.3.00.0100.04313.51
5.2.170.0000.04310.97
5.2.160.0030.04311.14
5.2.150.0100.03711.15
5.2.140.0030.04311.15
5.2.130.0000.04310.93
5.2.120.0070.03710.93
5.2.110.0030.04011.11
5.2.100.0030.04011.01
5.2.90.0030.04011.00
5.2.80.0000.04711.11
5.2.70.0130.03710.92
5.2.60.0000.05011.16
5.2.50.0100.03311.02
5.2.40.0030.04010.91
5.2.30.0100.03710.90
5.2.20.0000.04311.11
5.2.10.0070.03710.68
5.2.00.0130.03010.69
5.1.60.0030.0379.99
5.1.50.0000.0379.90
5.1.40.0100.0309.89
5.1.30.0030.03710.51
5.1.20.0100.03010.50
5.1.10.0000.0379.89
5.1.00.0070.03010.13
5.0.50.0030.0278.55
5.0.40.0030.0308.57
5.0.30.0030.0438.18
5.0.20.0000.0308.38
5.0.10.0030.0378.25
5.0.00.0030.0408.10
4.4.90.0000.0237.41
4.4.80.0030.0207.41
4.4.70.0070.0177.41
4.4.60.0000.0237.41
4.4.50.0000.0237.41
4.4.40.0070.0277.41
4.4.30.0030.0207.41
4.4.20.0000.0277.41
4.4.10.0000.0237.41
4.4.00.0030.0377.41
4.3.110.0030.0307.41
4.3.100.0000.0207.41
4.3.90.0070.0207.41
4.3.80.0100.0277.41
4.3.70.0000.0337.41
4.3.60.0000.0207.41
4.3.50.0000.0237.41
4.3.40.0000.0337.41
4.3.30.0030.0207.41
4.3.20.0000.0237.41
4.3.10.0100.0137.41
4.3.00.0230.0137.21

preferences:
81.69 ms | 400 KiB | 5 Q