3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dataset = array(0 => "one", 1 => "two"); reset($dataset); while ($a = current($dataset)) { var_dump($a); next($dataset); if ($a == "one") { unset($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)
8.3.60.0110.00418.43
8.3.50.0090.00822.11
8.3.40.0000.01518.54
8.3.30.0100.00319.04
8.3.20.0070.00020.14
8.3.10.0080.00023.63
8.3.00.0040.00420.96
8.2.180.0120.00916.50
8.2.170.0070.00722.96
8.2.160.0030.01020.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00419.36
8.2.110.0100.00022.27
8.2.100.0040.00818.03
8.2.90.0000.00819.08
8.2.80.0080.00017.97
8.2.70.0030.00617.50
8.2.60.0050.00517.68
8.2.50.0030.00618.07
8.2.40.0050.01017.97
8.2.30.0040.00418.19
8.2.20.0050.00217.69
8.2.10.0040.00418.02
8.2.00.0040.00419.52
8.1.280.0120.00925.92
8.1.270.0060.00324.02
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.18
8.1.230.0070.00319.21
8.1.220.0000.00917.74
8.1.210.0060.00318.77
8.1.200.0050.00517.22
8.1.190.0040.00417.13
8.1.180.0030.00618.10
8.1.170.0030.00618.46
8.1.160.0000.00722.02
8.1.150.0040.00418.64
8.1.140.0050.00517.35
8.1.130.0070.00017.83
8.1.120.0040.00417.45
8.1.110.0040.00417.49
8.1.100.0030.00417.46
8.1.90.0000.00717.44
8.1.80.0000.00717.45
8.1.70.0000.00717.43
8.1.60.0000.00817.46
8.1.50.0000.00717.52
8.1.40.0030.00617.48
8.1.30.0040.00417.60
8.1.20.0000.00817.58
8.1.10.0040.00417.42
8.1.00.0000.00717.50
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0030.00618.43
8.0.270.0070.00017.07
8.0.260.0030.00317.20
8.0.250.0030.00316.90
8.0.240.0030.00316.90
8.0.230.0000.00716.88
8.0.220.0000.00716.81
8.0.210.0070.00016.76
8.0.200.0030.00316.78
8.0.190.0000.00816.76
8.0.180.0040.00316.85
8.0.170.0070.00016.74
8.0.160.0030.00516.75
8.0.150.0070.00016.72
8.0.140.0040.00416.70
8.0.130.0030.00313.24
8.0.120.0000.00816.76
8.0.110.0080.00016.79
8.0.100.0000.00716.87
8.0.90.0040.00416.89
8.0.80.0120.00416.82
8.0.70.0040.00416.82
8.0.60.0040.00416.98
8.0.50.0030.00316.78
8.0.30.0100.01017.23
8.0.20.0180.00817.40
8.0.10.0000.00717.01
8.0.00.0070.01216.71
7.4.330.0000.00515.00
7.4.320.0000.00616.42
7.4.300.0030.00316.61
7.4.290.0000.00716.51
7.4.280.0040.00416.43
7.4.270.0040.00416.63
7.4.260.0080.00016.48
7.4.250.0080.00016.46
7.4.240.0010.00616.50
7.4.230.0030.00316.59
7.4.220.0070.01416.58
7.4.210.0110.00716.50
7.4.200.0020.00516.41
7.4.160.0090.00616.40
7.4.150.0150.00317.40
7.4.140.0140.00517.86
7.4.130.0110.00816.49
7.4.120.0110.00516.55
7.4.110.0070.01016.52
7.4.100.0110.00616.41
7.4.90.0080.00916.43
7.4.80.0100.01119.39
7.4.70.0070.01416.64
7.4.60.0130.00316.39
7.4.50.0000.00416.46
7.4.40.0060.01116.66
7.4.30.0040.01316.40
7.4.00.0070.00715.05
7.3.330.0000.00613.11
7.3.320.0050.00013.04
7.3.310.0000.00616.04
7.3.300.0000.00616.19
7.3.290.0070.00716.20
7.3.280.0110.00716.24
7.3.270.0100.00717.40
7.3.260.0160.00716.28
7.3.250.0070.01516.33
7.3.240.0070.01316.24
7.3.230.0070.01116.45
7.3.210.0100.00716.40
7.3.200.0110.00619.39
7.3.190.0030.02016.20
7.3.180.0060.01216.20
7.3.170.0160.00716.31
7.3.160.0120.00616.44
7.3.120.0000.01114.48
7.2.330.0110.00816.64
7.2.320.0130.00416.34
7.2.310.0060.01616.66
7.2.300.0030.01216.31
7.2.290.0060.01016.74
7.2.110.0150.00616.27
7.2.60.0040.00816.77
7.2.00.0060.00619.43
7.1.200.0040.00815.80
7.1.100.0030.01018.17
7.1.70.0030.00516.80
7.1.60.0070.01619.70
7.1.50.0250.01234.65
7.1.00.0000.08022.45
7.0.200.0030.00516.77
7.0.140.0000.07722.16
7.0.110.0170.08319.91
7.0.100.0130.05019.98
7.0.90.0170.08020.07
7.0.80.0100.08719.93
7.0.70.0100.07720.03
7.0.60.0100.08720.01
7.0.50.0130.07720.46
7.0.40.0070.07320.20
7.0.30.0070.06720.04
7.0.20.0100.08020.15
7.0.10.0130.07320.07
7.0.00.0130.05020.26
5.6.280.0100.06720.96
5.6.260.0230.06320.67
5.6.250.0030.08320.59
5.6.240.0170.05720.70
5.6.230.0100.04020.68
5.6.220.0000.08720.64
5.6.210.0100.08320.73
5.6.200.0100.08020.95
5.6.190.0130.06721.08
5.6.180.0070.04721.14
5.6.170.0030.08721.06
5.6.160.0030.07721.19
5.6.150.0070.07720.92
5.6.140.0100.07721.28
5.6.130.0000.09321.13
5.6.120.0170.06720.90
5.6.110.0000.08721.00
5.6.100.0000.06321.13
5.6.90.0000.09021.05
5.6.80.0070.07720.37
5.6.70.0030.08320.59
5.6.60.0070.07020.58
5.6.50.0100.07720.32
5.6.40.0170.06720.28
5.6.30.0070.07720.49
5.6.20.0000.07320.48
5.6.10.0030.05720.34
5.6.00.0070.07720.38
5.5.380.0100.08020.25
5.5.370.0100.03720.39
5.5.360.0070.07720.39
5.5.350.0130.07020.15
5.5.340.0100.07720.84
5.5.330.0070.04720.80
5.5.320.0100.03320.99
5.5.310.0030.09020.80
5.5.300.0070.06320.88
5.5.290.0230.07720.80
5.5.280.0100.07320.80
5.5.270.0000.05020.81
5.5.260.0170.07320.86
5.5.250.0100.07320.79
5.5.240.0130.06320.39
5.5.230.0070.06720.12
5.5.220.0100.07320.36
5.5.210.0100.06720.27
5.5.200.0070.07020.09
5.5.190.0100.07020.05
5.5.180.0130.07020.16
5.5.160.0130.06020.34
5.5.150.0030.08020.23
5.5.140.0130.07020.21
5.5.130.0130.07320.12
5.5.120.0030.08320.29
5.5.110.0070.04720.37
5.5.100.0070.07720.11
5.5.90.0070.04020.14
5.5.80.0070.07320.25
5.5.70.0030.08720.01
5.5.60.0070.07320.00
5.5.50.0070.08320.20
5.5.40.0100.07720.12
5.5.30.0130.07020.23
5.5.20.0130.04320.00
5.5.10.0070.08320.09
5.5.00.0130.06720.00
5.4.450.0030.07719.43
5.4.440.0070.07719.49
5.4.430.0070.08719.32
5.4.420.0100.06719.63
5.4.410.0130.07019.27
5.4.400.0130.06719.01
5.4.390.0130.06319.11
5.4.380.0100.06719.10
5.4.370.0070.07318.98
5.4.360.0070.07319.00
5.4.350.0030.08018.95
5.4.340.0070.07318.95
5.4.320.0130.06319.03
5.4.310.0070.07019.08
5.4.300.0130.07018.95
5.4.290.0030.06319.11
5.4.280.0030.05019.12
5.4.270.0070.05719.10
5.4.260.0170.06718.93
5.4.250.0170.04319.02
5.4.240.0070.07319.11
5.4.230.0070.07319.24
5.4.220.0130.06719.03
5.4.210.0100.06718.97
5.4.200.0100.07318.98
5.4.190.0100.06319.12
5.4.180.0130.05719.06
5.4.170.0130.06718.94
5.4.160.0130.07018.93
5.4.150.0030.07319.11
5.4.140.0070.07316.22
5.4.130.0100.04016.25
5.4.120.0070.06316.49
5.4.110.0130.05316.28
5.4.100.0070.07016.38
5.4.90.0100.06016.37
5.4.80.0100.07016.48
5.4.70.0100.06716.26
5.4.60.0030.07316.48
5.4.50.0130.06316.45
5.4.40.0130.06716.40
5.4.30.0130.07016.25
5.4.20.0070.06716.10
5.4.10.0070.07316.34
5.4.00.0030.04315.63
5.3.290.0130.04714.68
5.3.280.0070.08014.46
5.3.270.0130.07714.55
5.3.260.0000.05314.46
5.3.250.0070.07714.48
5.3.240.0130.07314.69
5.3.230.0130.07014.54
5.3.220.0100.07314.56
5.3.210.0030.07314.48
5.3.200.0130.04314.63
5.3.190.0030.08314.45
5.3.180.0100.07014.62
5.3.170.0070.04314.42
5.3.160.0130.06314.36
5.3.150.0030.07714.50
5.3.140.0070.05314.45
5.3.130.0070.07314.41
5.3.120.0100.06714.47
5.3.110.0000.06014.54
5.3.100.0070.07313.96
5.3.90.0000.06314.04
5.3.80.0130.06713.88
5.3.70.0070.07714.11
5.3.60.0000.07013.83
5.3.50.0030.07313.88
5.3.40.0030.08013.77
5.3.30.0030.07313.92
5.3.20.0000.05013.78
5.3.10.0100.07013.59
5.3.00.0100.06313.48
5.2.170.0100.05712.84
5.2.160.0030.06012.84
5.2.150.0030.05012.84
5.2.140.0030.05712.84
5.2.130.0030.05712.84
5.2.120.0070.05712.84
5.2.110.0070.06012.84
5.2.100.0100.05712.84
5.2.90.0100.05312.84
5.2.80.0000.06712.84
5.2.70.0030.05712.84
5.2.60.0100.05012.84
5.2.50.0070.05712.84
5.2.40.0070.05712.84
5.2.30.0030.06012.84
5.2.20.0070.05712.84
5.2.10.0100.05312.84
5.2.00.0070.06012.84
5.1.60.0070.05012.84
5.1.50.0030.05712.84
5.1.40.0030.05012.84
5.1.30.0070.05712.84
5.1.20.0100.05012.84
5.1.10.0000.05712.84
5.1.00.0000.04012.84
5.0.50.0100.03012.84
5.0.40.0070.04312.84
5.0.30.0000.05312.84
5.0.20.0100.03712.84
5.0.10.0000.03712.84
5.0.00.0000.05312.84
4.4.90.0030.02312.84
4.4.80.0000.03712.84
4.4.70.0070.03012.84
4.4.60.0030.03712.84
4.4.50.0000.03712.84
4.4.40.0030.04012.84
4.4.30.0070.03312.84
4.4.20.0030.03712.84
4.4.10.0000.03712.84
4.4.00.0030.05012.84
4.3.110.0070.02312.84
4.3.100.0030.03312.84
4.3.90.0030.03312.84
4.3.80.0000.05712.84
4.3.70.0000.02012.84
4.3.60.0030.03312.84
4.3.50.0070.03012.84
4.3.40.0070.04012.84
4.3.30.0000.02012.84
4.3.20.0000.03712.84
4.3.10.0000.03712.84
4.3.00.0030.02712.84

preferences:
40.65 ms | 401 KiB | 5 Q