3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [[1,2],[3,4]]; //foreach($array as list($x, $y)) { // echo $x . ' : ' . $y . PHP_EOL; //} while(list($x, $y) = each($array)) { var_dump(x); }

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)
8.3.60.0090.00918.68
8.3.50.0040.01122.05
8.3.40.0090.00618.85
8.3.30.0100.00318.96
8.3.20.0000.00820.19
8.3.10.0070.00723.71
8.3.00.0080.00020.82
8.2.180.0090.00616.75
8.2.170.0030.01422.96
8.2.160.0070.00720.35
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0080.00020.97
8.2.110.0060.00322.37
8.2.100.0110.00017.60
8.2.90.0000.00719.08
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0040.00717.80
8.2.50.0000.00818.07
8.2.40.0000.00821.18
8.2.30.0080.00018.05
8.2.20.0040.00417.59
8.2.10.0050.00218.10
8.2.00.0020.00517.84
8.1.280.0090.00925.92
8.1.270.0040.00423.98
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00622.26
8.1.230.0000.01119.07
8.1.220.0000.00817.78
8.1.210.0050.00318.77
8.1.200.0060.00617.35
8.1.190.0000.00817.23
8.1.180.0080.00518.10
8.1.170.0000.00818.65
8.1.160.0040.00421.96
8.1.150.0070.00018.63
8.1.140.0040.00417.25
8.1.130.0030.00317.69
8.1.120.0030.00317.41
8.1.110.0050.00217.40
8.1.100.0000.00717.42
8.1.90.0030.00617.38
8.1.80.0000.00817.36
8.1.70.0000.00717.25
8.1.60.0090.00317.52
8.1.50.0040.00417.49
8.1.40.0000.00717.54
8.1.30.0030.00617.52
8.1.20.0030.00517.53
8.1.10.0000.00817.56
8.1.00.0000.00817.51
8.0.300.0040.00418.77
8.0.290.0070.00017.15
8.0.280.0070.00018.26
8.0.270.0000.00717.18
8.0.260.0050.00217.09
8.0.250.0070.00016.91
8.0.240.0070.00016.94
8.0.230.0030.00316.84
8.0.220.0040.00416.88
8.0.210.0030.00316.76
8.0.200.0000.00616.77
8.0.190.0050.00216.88
8.0.180.0050.00216.96
8.0.170.0030.00616.90
8.0.160.0030.00516.75
8.0.150.0070.00016.85
8.0.140.0000.00716.80
8.0.130.0050.00013.29
8.0.120.0040.00416.75
8.0.110.0040.00416.91
8.0.100.0070.00016.75
8.0.90.0000.00716.87
8.0.80.0070.01116.81
8.0.70.0000.00816.75
8.0.60.0000.00716.91
8.0.50.0040.00416.84
8.0.30.0100.00817.02
8.0.20.0080.01017.40
8.0.10.0040.00416.98
8.0.00.0110.00716.89
7.4.330.0000.00515.00
7.4.320.0030.00316.58
7.4.300.0070.00016.52
7.4.290.0000.00716.64
7.4.280.0030.00516.58
7.4.270.0000.00716.58
7.4.260.0030.00316.46
7.4.250.0040.00416.35
7.4.240.0020.00516.48
7.4.230.0070.00016.29
7.4.220.0120.00616.64
7.4.210.0100.00716.46
7.4.200.0000.00716.30
7.4.190.0000.00716.74
7.4.160.0100.00616.56
7.4.150.0070.01017.40
7.4.140.0120.00617.86
7.4.130.0050.01116.55
7.4.120.0090.00816.59
7.4.110.0070.01116.46
7.4.100.0090.00916.23
7.4.90.0130.00616.44
7.4.80.0080.00919.39
7.4.70.0030.01316.61
7.4.60.0110.01216.55
7.4.50.0050.00316.11
7.4.40.0090.00616.56
7.4.30.0030.01316.51
7.4.00.0060.00814.74
7.3.330.0030.00313.18
7.3.320.0000.00713.11
7.3.310.0050.00316.39
7.3.300.0030.00316.27
7.3.290.0070.00716.20
7.3.280.0070.00616.27
7.3.270.0180.00317.40
7.3.260.0190.00616.54
7.3.250.0080.01116.29
7.3.240.0040.01316.41
7.3.230.0060.01016.57
7.3.210.0110.00816.50
7.3.200.0060.01019.39
7.3.190.0110.00616.36
7.3.180.0070.01016.23
7.3.170.0000.01416.35
7.3.160.0090.00616.27
7.3.120.0080.00914.82
7.3.110.0070.01114.62
7.3.100.0080.00814.93
7.3.90.0070.00714.95
7.3.80.0060.00914.77
7.3.70.0000.00814.79
7.3.60.0080.00014.57
7.3.50.0030.01314.89
7.3.40.0120.00014.79
7.3.30.0030.01014.68
7.3.20.0030.01216.53
7.3.10.0070.00716.73
7.3.00.0090.00416.32
7.2.330.0130.00616.68
7.2.320.0060.01016.61
7.2.310.0070.01016.75
7.2.300.0030.01316.62
7.2.290.0060.01116.60
7.2.250.0090.00914.80
7.2.240.0130.00714.75
7.2.230.0100.00615.25
7.2.220.0090.00314.88
7.2.210.0060.00914.99
7.2.200.0030.00614.80
7.2.190.0070.00714.94
7.2.180.0090.00615.00
7.2.170.0000.01414.95
7.2.60.0030.01016.94
7.2.00.0090.00919.34
7.1.330.0060.00615.63
7.1.320.0080.00015.84
7.1.310.0060.00615.77
7.1.300.0040.00715.82
7.1.290.0090.00615.70
7.1.280.0060.00615.61
7.1.270.0060.00915.71
7.1.260.0060.01215.78
7.1.200.0100.00015.67
7.1.100.0000.01018.01
7.1.70.0000.00716.77
7.1.60.0030.01719.70
7.1.50.0090.01316.83
7.1.00.0030.07722.28
7.0.200.0040.00816.64
7.0.140.0100.06722.01
7.0.60.0070.08019.86
7.0.50.0070.04317.79
7.0.40.0100.08320.04
7.0.30.0330.08020.33
7.0.20.0230.06320.18
7.0.10.0070.07020.00
7.0.00.0070.08019.99
5.6.280.0030.07021.04
5.6.210.0000.08320.46
5.6.200.0100.07718.08
5.6.190.0070.04320.35
5.6.180.0330.05720.35
5.6.170.0200.04020.40
5.6.160.0130.08020.48
5.6.150.0070.05718.16
5.6.140.0070.04018.10
5.6.130.0000.05318.07
5.6.120.0100.08021.12
5.6.110.0070.07720.95
5.6.100.0070.07021.11
5.6.90.0070.04021.09
5.6.80.0100.06020.53
5.5.350.2730.03320.36
5.5.340.0030.08018.00
5.5.330.0030.05320.25
5.5.320.0100.03720.29
5.5.310.0200.03320.23
5.5.300.0100.03717.89
5.5.290.0030.04317.98
5.5.280.0030.04020.87
5.5.270.0100.08320.95
5.5.260.0070.08320.79
5.5.250.0100.05720.68
5.5.240.0030.04320.25
5.4.450.0200.03319.26
5.4.440.0270.04319.46
5.4.430.0170.04719.19
5.4.420.0130.05319.41
5.4.410.0200.04319.33
5.4.400.0300.03719.08
5.4.390.0470.03749.64
5.4.380.0230.04718.44
5.4.370.0170.05018.45
5.4.360.0230.04718.55
5.4.350.0230.04318.49
5.4.340.0170.07318.68
5.4.320.0050.03812.46
5.4.310.0100.04012.45
5.4.300.0050.03812.45
5.4.290.0040.04112.45
5.4.280.0070.03612.35
5.4.270.0070.03812.35
5.4.260.0070.04312.35
5.4.250.0040.04112.35
5.4.240.0070.03712.35
5.4.230.0060.04012.34
5.4.220.0080.03512.34
5.4.210.0070.03512.34
5.4.200.0070.03712.34
5.4.190.0080.03412.34
5.4.180.0020.04012.34
5.4.170.0060.03912.35
5.4.160.0080.04612.35
5.4.150.0090.04712.34
5.4.140.0060.04112.03
5.4.130.0090.03512.02
5.4.120.0090.04911.97
5.4.110.0180.07911.97
5.4.100.0080.05311.97
5.4.90.0110.03611.97
5.4.80.0070.05711.97
5.4.70.0100.04211.96
5.4.60.0070.04211.96
5.4.50.0070.03811.96
5.4.40.0050.03611.95
5.4.30.0060.04111.95
5.4.20.0110.07811.95
5.4.10.0090.05211.95
5.4.00.0090.05011.44
5.3.290.0050.04012.80
5.3.280.0130.04712.71
5.3.270.0070.06312.72
5.3.260.0070.06012.72
5.3.250.0040.04312.72
5.3.240.0060.03912.72
5.3.230.0070.03912.71
5.3.220.0090.04512.68
5.3.210.0090.05412.68
5.3.200.0070.05312.68
5.3.190.0080.05612.68
5.3.180.0040.06312.67
5.3.170.0050.06212.67
5.3.160.0040.04012.67
5.3.150.0090.03512.67
5.3.140.0080.03412.66
5.3.130.0040.04212.66
5.3.120.0070.04612.66
5.3.110.0100.04012.66
5.3.100.0100.04212.12
5.3.90.0070.03912.08
5.3.80.0100.03712.07
5.3.70.0060.03912.07
5.3.60.0070.03912.06
5.3.50.0060.04112.00
5.3.40.0070.03812.00
5.3.30.0060.03811.95
5.3.20.0090.04411.72
5.3.10.0040.05511.70
5.3.00.0070.05611.68
5.2.170.0140.0449.18
5.2.160.0090.0519.18
5.2.150.0110.0429.18
5.2.140.0100.0429.18
5.2.130.0060.0329.13
5.2.120.0080.0289.14
5.2.110.0110.0299.14
5.2.100.0060.0409.14
5.2.90.0070.0429.14
5.2.80.0070.0329.14
5.2.70.0050.0329.14
5.2.60.0060.0329.09
5.2.50.0040.0359.06
5.2.40.0030.0339.04
5.2.30.0040.0359.01
5.2.20.0110.0319.01
5.2.10.0080.0348.93
5.2.00.0060.0398.78
5.1.60.0070.0318.07
5.1.50.0070.0368.06
5.1.40.0080.0398.05
5.1.30.0080.0408.40
5.1.20.0050.0268.42
5.1.10.0050.0388.14
5.1.00.0060.0318.14
5.0.50.0030.0256.62
5.0.40.0040.0226.48
5.0.30.0010.0366.29
5.0.20.0060.0196.26
5.0.10.0030.0226.24
5.0.00.0020.0356.23
4.4.90.0140.0344.78
4.4.80.0070.0264.76
4.4.70.0070.0294.75
4.4.60.0050.0254.75
4.4.50.0050.0224.77
4.4.40.0040.0354.71
4.4.30.0010.0244.76
4.4.20.0050.0214.84
4.4.10.0040.0224.85
4.4.00.0030.0344.76
4.3.110.0030.0234.67
4.3.100.0030.0204.66
4.3.90.0040.0144.64
4.3.80.0030.0324.58
4.3.70.0020.0224.63
4.3.60.0080.0284.63
4.3.50.0060.0234.62
4.3.40.0030.0254.54
4.3.30.0020.0173.29
4.3.20.0030.0163.26
4.3.10.0020.0163.22
4.3.00.0000.01746.84

preferences:
40.76 ms | 401 KiB | 5 Q