3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dataset = array(0 => "one", 1 => "two"); reset($dataset); while ($v = current($dataset)) { var_dump($v); next($dataset); if ($v == "one") { unset($dataset[1]); } } var_dump($dataset); $dataset = array(0 => "one", 1 => "two"); reset($dataset); foreach ($dataset as $k => $v) { var_dump($v); next($dataset); if ($v == "one") { unset($dataset[1]); } } var_dump($dataset);

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)
8.3.60.0070.01018.43
8.3.50.0070.01121.97
8.3.40.0110.00718.76
8.3.30.0080.00619.04
8.3.20.0040.00420.34
8.3.10.0080.00023.66
8.3.00.0040.00420.77
8.2.180.0160.00316.75
8.2.170.0140.00322.96
8.2.160.0140.00420.57
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00419.36
8.2.110.0040.00422.25
8.2.100.0000.01219.52
8.2.90.0040.00419.35
8.2.80.0080.00017.97
8.2.70.0000.01017.63
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0030.00619.97
8.2.30.0030.00518.39
8.2.20.0000.00717.76
8.2.10.0030.00318.15
8.2.00.0050.00319.40
8.1.280.0040.01125.92
8.1.270.0040.00423.91
8.1.260.0070.00326.35
8.1.250.0070.00028.09
8.1.240.0030.00622.15
8.1.230.0040.00819.01
8.1.220.0040.00417.80
8.1.210.0040.00418.77
8.1.200.0040.00717.35
8.1.190.0040.00417.13
8.1.180.0030.00518.10
8.1.170.0040.00418.39
8.1.160.0040.00422.09
8.1.150.0030.00518.55
8.1.140.0040.00417.57
8.1.130.0070.00017.78
8.1.120.0050.00217.44
8.1.110.0040.00417.45
8.1.100.0000.00817.48
8.1.90.0030.00317.38
8.1.80.0040.00417.48
8.1.70.0030.00517.39
8.1.60.0040.00417.59
8.1.50.0030.00517.54
8.1.40.0030.00517.58
8.1.30.0040.00417.63
8.1.20.0050.00317.59
8.1.10.0030.00617.50
8.1.00.0020.00517.49
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0030.00318.41
8.0.270.0050.00317.32
8.0.260.0040.00417.29
8.0.250.0030.00316.98
8.0.240.0030.00316.98
8.0.230.0030.00316.86
8.0.220.0000.00616.86
8.0.210.0000.00716.95
8.0.200.0070.00016.93
8.0.190.0040.00416.95
8.0.180.0050.00517.00
8.0.170.0030.00616.84
8.0.160.0040.00416.87
8.0.150.0000.00816.89
8.0.140.0020.00516.78
8.0.130.0000.00513.30
8.0.120.0080.00016.86
8.0.110.0080.00016.74
8.0.100.0000.00716.76
8.0.90.0040.00416.92
8.0.80.0160.00616.87
8.0.70.0040.00416.84
8.0.60.0040.00416.97
8.0.50.0040.00416.73
8.0.30.0140.00517.09
8.0.20.0090.00917.40
8.0.10.0020.00516.96
8.0.00.0100.00716.77
7.4.330.0000.00515.09
7.4.320.0030.00316.52
7.4.300.0030.00316.62
7.4.290.0030.00516.64
7.4.280.0000.00716.66
7.4.270.0000.00716.52
7.4.260.0030.00516.61
7.4.250.0050.00516.43
7.4.240.0020.00616.64
7.4.230.0030.00316.64
7.4.220.0160.00316.58
7.4.210.0120.00916.48
7.4.200.0070.00016.64
7.4.160.0110.00516.42
7.4.150.0140.00417.40
7.4.140.0170.00017.86
7.4.130.0090.00816.59
7.4.120.0080.01116.61
7.4.110.0060.01216.39
7.4.100.0140.00316.42
7.4.90.0090.00916.61
7.4.80.0100.01119.39
7.4.70.0070.01016.47
7.4.60.0120.00616.36
7.4.50.0000.00416.35
7.4.40.0060.01216.60
7.4.30.0090.00616.46
7.4.00.0080.00815.03
7.3.330.0070.00013.27
7.3.320.0060.00013.15
7.3.310.0000.00716.38
7.3.300.0000.00716.29
7.3.290.0040.01116.27
7.3.280.0080.01016.28
7.3.270.0090.00917.40
7.3.260.0150.00316.30
7.3.250.0140.00616.55
7.3.240.0170.00316.52
7.3.230.0100.00716.57
7.3.210.0160.00016.30
7.3.200.0150.00619.39
7.3.190.0080.00816.64
7.3.180.0090.00616.38
7.3.170.0030.01416.40
7.3.160.0120.00616.45
7.3.120.0030.01214.98
7.2.330.0090.00916.82
7.2.320.0120.00616.62
7.2.310.0130.00316.40
7.2.300.0160.00816.66
7.2.290.0030.01316.54
7.2.60.0000.01417.07
7.2.00.0030.00719.51
7.1.200.0030.00615.80
7.1.100.0090.00318.30
7.1.70.0000.00816.96
7.1.60.0070.01419.70
7.1.50.0180.00716.81
7.1.00.0030.07322.33
7.0.200.0030.00516.58
7.0.140.0070.07021.99
7.0.90.0100.08320.03
7.0.80.0100.07319.90
7.0.70.0600.07719.92
7.0.60.0500.05319.96
7.0.50.0630.08720.29
7.0.40.0130.07320.09
7.0.30.0070.08719.94
7.0.20.0030.06720.07
7.0.10.0100.08020.04
7.0.00.0100.08720.13
5.6.280.0100.06721.15
5.6.230.0070.06720.78
5.6.220.0200.07320.56
5.6.210.0000.06320.57
5.6.200.0070.08021.07
5.6.190.0070.08721.11
5.6.180.0130.07721.04
5.6.170.0070.08721.11
5.6.160.0030.06721.07
5.6.150.0100.08321.16
5.6.140.0130.08021.11
5.6.130.0030.09021.10
5.6.120.0130.07721.05
5.6.110.0030.09021.12
5.6.100.0070.07721.03
5.6.90.0130.08021.02
5.6.80.0100.06720.43
5.6.70.0070.07320.38
5.6.60.0130.07720.47
5.6.50.0130.06720.31
5.6.40.0100.08020.37
5.6.30.0200.06020.30
5.6.20.0070.08320.30
5.6.10.0070.08020.40
5.6.00.0030.05020.43
5.5.370.0070.08020.34
5.5.360.0100.06020.34
5.5.350.0130.07020.45
5.5.340.0100.08020.80
5.5.330.0070.08320.76
5.5.320.0070.08720.89
5.5.310.0070.06020.80
5.5.300.0100.08020.85
5.5.290.0130.08320.88
5.5.280.0230.06320.85
5.5.270.0100.08020.82
5.5.260.0170.07320.77
5.5.250.0000.08720.63
5.5.240.0200.06320.21
5.5.230.0130.07720.02
5.5.220.0030.08319.98
5.5.210.0100.08020.14
5.5.200.0130.07020.17
5.5.190.0200.04020.16
5.5.180.0100.07720.14
5.5.160.0070.07320.17
5.5.150.0000.08320.24
5.5.140.0100.08020.17
5.5.130.0030.05720.08
5.5.120.0170.06720.24
5.5.110.0170.07020.16
5.5.100.0100.07720.06
5.5.90.0070.06720.14
5.5.80.0030.07320.06
5.5.70.0070.08020.12
5.5.60.0100.08020.00
5.5.50.0100.07720.09
5.5.40.0130.07320.14
5.5.30.0170.07020.12
5.5.20.0130.07719.90
5.5.10.0030.08320.11
5.5.00.0000.08020.07
5.4.450.0030.08719.47
5.4.440.0070.08019.42
5.4.430.0030.05719.24
5.4.420.0070.08319.30
5.4.410.0000.05719.23
5.4.400.0030.08019.25
5.4.390.0100.05719.04
5.4.380.0030.07318.83
5.4.370.0100.06019.12
5.4.360.0200.05718.95
5.4.350.0100.05319.13
5.4.340.0070.07319.12
5.4.320.0170.06719.03
5.4.310.0170.07718.81
5.4.300.0130.06719.04
5.4.290.0030.06719.12
5.4.280.0070.07019.11
5.4.270.0070.08019.22
5.4.260.0100.07018.94
5.4.250.0070.05019.14
5.4.240.0100.05018.78
5.4.230.0070.05718.93
5.4.220.0070.04318.78
5.4.210.0100.07719.06
5.4.200.0100.07319.11
5.4.190.0100.07018.96
5.4.180.0070.08018.79
5.4.170.0070.07318.93
5.4.160.0130.06319.17
5.4.150.0000.08718.95
5.4.140.0100.07316.36
5.4.130.0070.07316.28
5.4.120.0070.07016.36
5.4.110.0070.07016.42
5.4.100.0100.06716.24
5.4.90.0100.07316.34
5.4.80.0200.06016.43
5.4.70.0070.04316.36
5.4.60.0130.03316.21
5.4.50.0000.07016.27
5.4.40.0130.07316.47
5.4.30.0030.07716.18
5.4.20.0130.04716.41
5.4.10.0000.04716.41
5.4.00.0170.05015.78
5.3.290.0030.07714.52
5.3.280.0100.07314.60
5.3.270.0000.08314.59
5.3.260.0070.07314.46
5.3.250.0100.05714.42
5.3.240.0100.04714.45
5.3.230.0030.08314.50
5.3.220.0030.06014.53
5.3.210.0100.07014.52
5.3.200.0030.07314.40
5.3.190.0100.07714.40
5.3.180.0070.05714.56
5.3.170.0030.05714.50
5.3.160.0070.05714.43
5.3.150.0130.06714.56
5.3.140.0100.07014.38
5.3.130.0130.05014.52
5.3.120.0030.04314.41
5.3.110.0030.08014.55
5.3.100.0130.06713.87
5.3.90.0000.08014.02
5.3.80.0030.07313.87
5.3.70.0100.06713.79
5.3.60.0100.07013.76
5.3.50.0100.07013.71
5.3.40.0070.07313.71
5.3.30.0070.07713.84
5.3.20.0070.07313.69
5.3.10.0100.07013.64
5.3.00.0170.03713.64
5.2.170.0100.05713.64
5.2.160.0070.06013.64
5.2.150.0070.05713.64
5.2.140.0100.05713.64
5.2.130.0030.05713.64
5.2.120.0100.04713.64
5.2.110.0030.04313.64
5.2.100.0030.05313.64
5.2.90.0030.06313.64
5.2.80.0130.06313.64
5.2.70.0070.06013.64
5.2.60.0000.06313.64
5.2.50.0070.04713.64
5.2.40.0100.04013.64
5.2.30.0100.04313.64
5.2.20.0030.04313.64
5.2.10.0130.04713.64
5.2.00.0030.06013.64
5.1.60.0000.05313.64
5.1.50.0070.05013.64
5.1.40.0130.04713.64
5.1.30.0100.05013.64
5.1.20.0070.05313.64
5.1.10.0070.05713.64
5.1.00.0100.05713.64
5.0.50.0030.04713.64
5.0.40.0100.03013.64
5.0.30.0070.04013.64
5.0.20.0070.03013.64
5.0.10.0000.02013.64
5.0.00.0030.05013.64
4.4.90.0000.02313.64
4.4.80.0000.03713.64
4.4.70.0070.01713.64
4.4.60.0070.03013.64
4.4.50.0000.03313.64
4.4.40.0070.03713.64
4.4.30.0070.03013.64
4.4.20.0070.02713.64
4.4.10.0000.04013.64
4.4.00.0030.05013.64
4.3.110.0030.03713.64
4.3.100.0030.03313.64
4.3.90.0030.01313.64
4.3.80.0000.04313.64
4.3.70.0000.01713.64
4.3.60.0000.01713.64
4.3.50.0000.01713.64
4.3.40.0070.02013.64
4.3.30.0030.01313.64
4.3.20.0000.01713.64
4.3.10.0000.01713.64
4.3.00.0000.01713.64

preferences:
51.3 ms | 401 KiB | 5 Q