3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gen_map($f, $iter) { foreach ($iter as $k => $v) { yield $k => $f($v); } } // example: function times_two($x) { return $x * 2; } $source = new ArrayIterator([0, 1, 2, 3, 4, 5, 6]); //var_dump(iterator_to_array(iter_map('times_two', $source))); var_dump(iterator_to_array(gen_map('times_two', $source)));

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)
8.3.60.0110.00418.06
8.3.50.0110.00721.14
8.3.40.0040.01118.79
8.3.30.0140.00020.20
8.3.20.0040.00420.48
8.3.10.0050.00320.95
8.3.00.0040.00422.49
8.2.180.0040.01116.50
8.2.170.0090.00622.96
8.2.160.0060.01320.38
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00319.30
8.2.110.0060.00321.12
8.2.100.0060.00617.78
8.2.90.0030.00519.08
8.2.80.0090.00017.97
8.2.70.0090.00017.50
8.2.60.0030.00618.04
8.2.50.0050.00318.10
8.2.40.0000.00720.59
8.2.30.0000.00719.43
8.2.20.0070.00017.71
8.2.10.0080.00017.57
8.2.00.0030.00617.68
8.1.270.0080.00023.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00023.88
8.1.230.0040.00720.31
8.1.220.0050.00317.78
8.1.210.0040.00418.77
8.1.200.0000.00917.48
8.1.190.0040.00417.23
8.1.180.0070.00318.10
8.1.170.0050.00318.50
8.1.160.0000.00822.18
8.1.150.0060.00318.55
8.1.140.0040.00417.46
8.1.130.0000.00717.75
8.1.120.0000.00817.48
8.1.110.0040.00417.34
8.1.100.0000.00717.43
8.1.90.0030.00517.46
8.1.80.0000.00717.44
8.1.70.0050.00217.35
8.1.60.0000.00917.47
8.1.50.0040.00417.57
8.1.40.0000.00817.41
8.1.30.0040.00417.59
8.1.20.0000.00817.56
8.1.10.0070.00017.59
8.1.00.0030.00717.48
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.45
8.0.270.0070.00017.27
8.0.260.0040.00716.70
8.0.250.0040.00417.02
8.0.240.0040.00416.95
8.0.230.0050.00516.98
8.0.220.0070.00016.90
8.0.210.0040.00416.89
8.0.200.0060.00016.97
8.0.190.0000.00716.95
8.0.180.0080.00016.90
8.0.170.0000.00816.90
8.0.160.0030.00316.79
8.0.150.0070.00016.90
8.0.140.0030.00716.84
8.0.130.0030.00313.20
8.0.120.0000.00816.86
8.0.110.0040.00416.86
8.0.100.0030.00316.69
8.0.90.0000.00716.94
8.0.80.0090.00616.87
8.0.70.0040.00416.85
8.0.60.0040.00416.72
8.0.50.0050.00316.78
8.0.30.0100.01317.18
8.0.20.0110.00817.40
8.0.10.0000.00816.80
8.0.00.0110.00716.63
7.4.330.0000.00516.79
7.4.320.0040.00416.41
7.4.300.0030.00316.61
7.4.290.0000.00716.59
7.4.280.0030.00316.58
7.4.270.0050.00216.50
7.4.260.0050.00013.24
7.4.250.0000.00716.48
7.4.240.0020.00616.47
7.4.230.0080.00016.56
7.4.220.0080.01416.69
7.4.210.0070.01016.57
7.4.200.0000.00716.44
7.4.190.0070.00016.62
7.4.160.0130.00616.60
7.4.150.0030.01517.40
7.4.140.0110.00917.86
7.4.130.0140.00616.47
7.4.120.0110.00816.51
7.4.110.0150.00616.62
7.4.100.0110.00716.46
7.4.90.0150.00616.45
7.4.80.0170.00319.39
7.4.70.0190.00316.42
7.4.60.0070.01016.59
7.4.50.0050.00316.35
7.4.40.0060.00922.77
7.4.30.0060.01016.41
7.4.00.0070.00714.93
7.3.330.0020.00313.32
7.3.320.0060.00013.32
7.3.310.0050.00316.38
7.3.300.0070.00016.32
7.3.290.0100.01016.30
7.3.280.0110.01116.33
7.3.270.0160.00417.40
7.3.260.0100.01218.24
7.3.250.0110.00716.52
7.3.240.0100.01016.51
7.3.230.0100.00616.39
7.3.210.0060.01616.36
7.3.200.0180.01119.39
7.3.190.0120.00916.34
7.3.180.0100.01016.62
7.3.170.0100.00716.30
7.3.160.0090.00916.63
7.3.120.0000.01414.96
7.2.330.0150.00316.70
7.2.320.0160.00616.67
7.2.310.0060.01116.82
7.2.300.0120.00416.50
7.2.290.0110.00716.68
7.2.00.0060.01219.56
7.1.100.0000.01218.11
7.1.70.0110.00317.00
7.1.60.0180.00719.17
7.1.50.0060.01916.95
7.1.00.0030.05722.32
7.0.200.0000.00816.88
7.0.140.0070.07022.10
7.0.90.0130.07019.88
7.0.80.0030.05019.96
7.0.70.0100.08020.12
7.0.60.0100.08019.98
7.0.50.0030.07720.13
7.0.40.0070.04720.17
7.0.30.0100.08320.00
7.0.20.0030.05720.09
7.0.10.0100.07020.09
7.0.00.0070.04720.08
5.6.280.0030.07020.89
5.6.230.0030.06320.69
5.6.220.0030.08320.65
5.6.210.0070.05720.66
5.6.200.0030.05021.04
5.6.190.0070.06721.10
5.6.180.0200.06721.06
5.6.170.0100.07721.11
5.6.160.0130.05320.94
5.6.150.0100.07321.02
5.6.140.0100.08720.91
5.6.130.0170.06721.07
5.6.120.0070.06721.17
5.6.110.0100.08321.05
5.6.100.0030.08721.10
5.6.90.0070.06021.09
5.6.80.0130.07720.33
5.6.70.0130.07720.45
5.6.60.0130.04720.30
5.6.50.0170.06720.43
5.6.40.0000.08020.40
5.6.30.0030.04720.45
5.6.20.0070.08020.49
5.6.10.0070.08320.29
5.6.00.0030.05720.36
5.5.370.0070.05020.43
5.5.360.0170.07320.41
5.5.350.0200.07320.40
5.5.340.0030.05320.93
5.5.330.0100.08020.64
5.5.320.0100.08020.89
5.5.310.0170.07320.80
5.5.300.0030.05020.88
5.5.290.0100.04320.88
5.5.280.0100.06320.76
5.5.270.0100.07720.89
5.5.260.0000.08720.91
5.5.250.0100.08020.61
5.5.240.0100.07320.28
5.5.230.0030.05320.25
5.5.220.0070.07720.26
5.5.210.0000.05020.27
5.5.200.0170.07320.23
5.5.190.0000.07720.19
5.5.180.0170.07720.30
5.5.160.0070.06720.20
5.5.150.0170.06720.20
5.5.140.0070.07720.12
5.5.130.0130.04320.26
5.5.120.0170.07020.08
5.5.110.0130.06020.27
5.5.100.0070.08319.95
5.5.90.0100.07020.04
5.5.80.0100.05320.05
5.5.70.0130.06320.12
5.5.60.0030.08020.14
5.5.50.0130.05720.16
5.5.40.0100.07319.96
5.5.30.0170.06719.97
5.5.20.0100.08020.05
5.5.10.0100.07320.06
5.5.00.0100.07719.97
5.4.450.0030.08719.51
5.4.440.0030.08319.36
5.4.430.0100.07319.50
5.4.420.0000.06019.35
5.4.410.0170.07019.32
5.4.400.0030.04019.13
5.4.390.0070.04318.86
5.4.380.0130.06719.04
5.4.370.0030.04319.11
5.4.360.0030.08019.21
5.4.350.0070.04719.03
5.4.340.0130.07319.14
5.4.320.0070.05019.11
5.4.310.0030.08018.90
5.4.300.0100.07319.14
5.4.290.0030.07719.20
5.4.280.0030.07019.04
5.4.270.0100.07318.95
5.4.260.0130.04019.04
5.4.250.0030.05719.12
5.4.240.0170.07019.18
5.4.230.0030.04718.94
5.4.220.0130.03018.84
5.4.210.0100.06718.89
5.4.200.0030.04018.94
5.4.190.0070.04719.02
5.4.180.0130.07719.03
5.4.170.0100.07319.04
5.4.160.0070.07719.11
5.4.150.0130.07719.11
5.4.140.0070.05716.41
5.4.130.0000.07716.42
5.4.120.0130.07016.28
5.4.110.0100.07316.44
5.4.100.0070.05716.53
5.4.90.0030.05016.32
5.4.80.0030.06016.38
5.4.70.0070.06716.37
5.4.60.0130.05316.49
5.4.50.0070.07316.30
5.4.40.0030.07016.51
5.4.30.0230.06016.47
5.4.20.0070.06716.44
5.4.10.0070.07316.50
5.4.00.0030.04015.86
5.3.290.0030.07714.77
5.3.280.0030.05314.66
5.3.270.0070.06714.59
5.3.260.0030.08314.58
5.3.250.0070.05314.61
5.3.240.0030.07314.61
5.3.230.0100.06014.55
5.3.220.0070.08014.69
5.3.210.0100.07014.59
5.3.200.0000.05714.58
5.3.190.0100.04014.66
5.3.180.0070.07314.64
5.3.170.0130.06314.63
5.3.160.0070.07714.67
5.3.150.0170.06314.63
5.3.140.0030.06014.56
5.3.130.0100.07314.57
5.3.120.0100.07714.50
5.3.110.0100.08014.61
5.3.100.0070.07014.13
5.3.90.0070.07014.14
5.3.80.0000.07314.07
5.3.70.0100.07313.96
5.3.60.0070.06713.89
5.3.50.0100.06313.96
5.3.40.0070.07013.95
5.3.30.0000.07314.05
5.3.20.0070.07713.68
5.3.10.0030.08013.72
5.3.00.0070.07713.69
5.2.170.0070.06713.64
5.2.160.0030.03713.64
5.2.150.0000.07013.64
5.2.140.0070.05713.64
5.2.130.0000.04013.64
5.2.120.0030.03713.64
5.2.110.0130.05313.64
5.2.100.0100.06013.64
5.2.90.0070.05313.64
5.2.80.0000.04713.64
5.2.70.0000.04013.64
5.2.60.0070.06713.64
5.2.50.0100.03713.64
5.2.40.0130.02313.64
5.2.30.0100.06013.64
5.2.20.0070.05313.64
5.2.10.0130.05713.64
5.2.00.0030.06013.64
5.1.60.0000.06013.64
5.1.50.0030.05313.64
5.1.40.0070.03013.64
5.1.30.0070.04313.64
5.1.20.0070.04013.64
5.1.10.0100.03013.64
5.1.00.0030.02313.64
5.0.50.0030.04013.64
5.0.40.0070.04013.64
5.0.30.0000.07013.64
5.0.20.0000.04713.64
5.0.10.0070.04013.64
5.0.00.0000.06313.64
4.4.90.0070.02713.64
4.4.80.0000.03313.64
4.4.70.0030.02313.64
4.4.60.0000.03013.64
4.4.50.0000.02313.64
4.4.40.0000.05013.64
4.4.30.0030.01713.64
4.4.20.0030.02013.64
4.4.10.0000.02713.64
4.4.00.0030.05313.64
4.3.110.0070.03313.64
4.3.100.0000.03713.64
4.3.90.0100.02713.64
4.3.80.0000.03313.64
4.3.70.0030.03013.64
4.3.60.0070.03013.64
4.3.50.0030.03013.64
4.3.40.0030.04713.64
4.3.30.0070.03013.64
4.3.20.0000.03313.64
4.3.10.0030.02713.64
4.3.00.0000.03713.64

preferences:
48.02 ms | 400 KiB | 5 Q