3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Create an array with 0 value $array = array(0); // Iterate over the array, var_dump each value // At the same time, set the next value to "lolcats" foreach ($array as $key => &$val) { var_dump($val); $array[++$key] = "lolcats"; } // Finally show the last value 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)
8.3.60.0370.00316.88
8.3.50.0280.00921.92
8.3.40.0310.01219.11
8.3.30.0170.00718.79
8.3.20.0210.00020.56
8.3.10.0130.00623.66
8.3.00.0180.00619.79
8.2.180.0290.00716.75
8.2.170.0240.01822.96
8.2.160.0200.00320.38
8.2.150.0180.00424.18
8.2.140.0180.00424.66
8.2.130.0100.00619.40
8.2.120.0170.00326.35
8.2.110.0160.00819.70
8.2.100.0130.01618.03
8.2.90.0100.00318.28
8.2.80.0100.00319.16
8.2.70.0080.00417.88
8.2.60.0170.00018.18
8.2.50.0070.00718.07
8.2.40.0090.00322.30
8.2.30.0040.00920.98
8.2.20.0130.00018.14
8.2.10.0100.00318.45
8.2.00.0070.00718.44
8.1.280.0240.01425.92
8.1.270.0240.00320.63
8.1.260.0170.00328.09
8.1.250.0140.00728.09
8.1.240.0190.00622.45
8.1.230.0250.00421.29
8.1.220.0030.01017.80
8.1.210.0070.00719.22
8.1.200.0150.00317.72
8.1.190.0100.00317.50
8.1.180.0060.00818.10
8.1.170.0160.00018.87
8.1.160.0130.00021.18
8.1.150.0070.00719.09
8.1.140.0100.00719.94
8.1.130.0100.00318.06
8.1.120.0080.00517.77
8.1.110.0090.00417.79
8.1.100.0030.00717.52
8.1.90.0090.00317.63
8.1.80.0080.00417.81
8.1.70.0130.00017.83
8.1.60.0110.00317.92
8.1.50.0120.00317.88
8.1.40.0030.01017.93
8.1.30.0060.00917.92
8.1.20.0070.00717.83
8.1.10.0110.00417.94
8.1.00.0070.01017.66
8.0.300.0040.00920.29
8.0.290.0110.00416.75
8.0.280.0100.00018.59
8.0.270.0040.01116.94
8.0.260.0110.00417.39
8.0.250.0070.00717.15
8.0.240.0060.00617.16
8.0.230.0100.00317.22
8.0.220.0040.01316.93
8.0.210.0040.01117.11
8.0.200.0110.00317.13
8.0.190.0100.00717.14
8.0.180.0080.00617.03
8.0.170.0060.00817.13
8.0.160.0040.00917.23
8.0.150.0090.00016.79
8.0.140.0120.00317.03
8.0.130.0030.00913.61
8.0.120.0110.00017.02
8.0.110.0090.00516.97
8.0.100.0040.00817.00
8.0.90.0000.01117.05
8.0.80.0170.02417.00
8.0.70.0130.00317.08
8.0.60.0070.00717.11
8.0.50.0030.01017.00
8.0.30.0590.01817.33
8.0.20.0450.01617.44
8.0.10.0090.00417.20
8.0.00.0490.02416.85
7.4.330.0110.00016.74
7.4.320.0000.01116.70
7.4.300.0120.00316.63
7.4.290.0080.00416.76
7.4.280.0110.00716.79
7.4.270.0100.00316.66
7.4.260.0070.00716.72
7.4.250.0100.00716.58
7.4.240.0060.00716.76
7.4.230.0040.00816.79
7.4.220.0270.03016.79
7.4.210.0320.03616.63
7.4.200.0000.01316.64
7.4.160.0630.01616.93
7.4.150.0590.02217.40
7.4.140.0480.02817.86
7.4.130.0420.02816.69
7.4.120.0470.02316.63
7.4.110.0950.02816.58
7.4.100.0450.02016.82
7.4.90.0470.02516.59
7.4.80.0190.03919.39
7.4.70.0420.02216.82
7.4.60.0390.02516.81
7.4.50.0220.01916.63
7.4.40.0410.02816.64
7.4.30.0740.04016.82
7.4.00.0130.00314.95
7.3.330.0040.00713.54
7.3.320.0060.00313.15
7.3.310.0060.00916.52
7.3.300.0140.00016.34
7.3.290.0220.02516.50
7.3.280.0230.03216.41
7.3.270.0790.03617.40
7.3.260.0400.02416.74
7.3.250.0580.03116.57
7.3.240.0610.02916.40
7.3.230.0410.03316.41
7.3.210.0780.02516.57
7.3.200.0550.00916.36
7.3.190.0760.04416.77
7.3.180.0320.01916.50
7.3.170.0420.01716.39
7.3.160.0430.01716.58
7.2.330.0320.04616.54
7.2.320.0580.03216.75
7.2.310.0550.02116.86
7.2.300.0500.03216.47
7.2.290.0270.03016.79
7.2.60.0130.01016.77
7.2.00.0070.01119.42
7.1.200.0170.00315.73
7.1.70.0040.01217.10
7.1.60.0190.00617.41
7.1.50.0250.01317.09
7.1.00.0200.07322.35
7.0.200.0210.00716.72
7.0.100.0170.07720.07
7.0.90.0170.07720.02
7.0.80.0100.04320.12
7.0.70.0170.08720.20
7.0.60.0170.07720.02
7.0.50.0170.06720.55
7.0.40.0130.07719.95
7.0.30.0200.06320.05
7.0.20.0170.08020.15
7.0.10.0130.07319.95
7.0.00.0100.07720.10
5.6.280.0000.03321.02
5.6.250.0030.08720.78
5.6.240.0100.04720.52
5.6.230.0070.04020.70
5.6.220.0170.05320.61
5.6.210.0000.09020.65
5.6.200.0100.08021.04
5.6.190.0070.08321.11
5.6.180.0130.04721.11
5.6.170.0200.06021.11
5.6.160.0100.06021.11
5.6.150.0100.08020.93
5.6.140.0030.08021.04
5.6.130.0000.09021.08
5.6.120.0100.08020.96
5.6.110.0130.07321.10
5.6.100.0070.08321.00
5.6.90.0100.07321.11
5.6.80.0100.04320.55
5.6.70.0100.08020.48
5.6.60.0030.08320.41
5.6.50.0100.07320.42
5.6.40.0230.06020.36
5.6.30.0100.07720.45
5.6.20.0030.05020.43
5.6.10.0000.08320.49
5.6.00.0100.08020.36
5.5.380.0070.07020.37
5.5.370.0070.07720.35
5.5.360.0170.05720.43
5.5.350.0000.06020.36
5.5.340.0000.06320.79
5.5.330.0170.06720.80
5.5.320.0070.08020.91
5.5.310.0130.08020.83
5.5.300.0070.08020.64
5.5.290.0070.04720.88
5.5.280.0100.07720.87
5.5.270.0130.06320.85
5.5.260.0170.06020.77
5.5.250.0100.08020.61
5.5.240.0070.08020.02
5.5.230.0100.08020.26
5.5.220.0130.07020.23
5.5.210.0070.07320.30
5.5.200.0200.03720.18
5.5.190.0030.08020.22
5.5.180.0070.08020.23
5.5.160.0070.07720.08
5.5.150.0100.07320.12
5.5.140.0070.07720.27
5.5.130.0100.07320.18
5.5.120.0170.07020.26
5.5.110.0070.07720.25
5.5.100.0070.05019.95
5.5.90.0100.06320.00
5.5.80.0100.07320.14
5.5.70.0100.07320.03
5.5.60.0000.05720.15
5.5.50.0070.07720.11
5.5.40.0000.08020.11
5.5.30.0100.07320.05
5.5.20.0170.07020.10
5.5.10.0030.07720.09
5.5.00.0200.03320.02

preferences:
35.51 ms | 401 KiB | 5 Q