3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array(array(1, 2, 'last'), array(3, 4, 'last')); $result = array(); foreach ($data as $arr) foreach ($arr as $val) $result[] = $val; print_r($result);

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)
8.3.60.0090.00618.56
8.3.50.0280.00521.98
8.3.40.0090.01218.59
8.3.30.0110.00418.66
8.3.20.0040.00420.04
8.3.10.0050.00322.04
8.3.00.0090.00022.16
8.2.180.0070.01118.39
8.2.170.0090.00622.96
8.2.160.0070.00720.89
8.2.150.0080.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0030.00619.36
8.2.110.0030.00622.24
8.2.100.0040.00817.78
8.2.90.0000.00719.35
8.2.80.0000.00818.05
8.2.70.0090.00017.75
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0000.00918.22
8.2.30.0050.00218.00
8.2.20.0040.00417.58
8.2.10.0080.00017.66
8.2.00.0000.00917.67
8.1.280.0110.00425.92
8.1.270.0060.00323.86
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0060.00323.98
8.1.230.0000.01019.15
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0040.00417.41
8.1.180.0050.00318.10
8.1.170.0080.00018.64
8.1.160.0000.00922.00
8.1.150.0040.00418.54
8.1.140.0050.00317.45
8.1.130.0030.00317.82
8.1.120.0000.00717.34
8.1.110.0000.00717.34
8.1.100.0030.00517.34
8.1.90.0000.00817.43
8.1.80.0000.00817.29
8.1.70.0000.00717.32
8.1.60.0050.00317.59
8.1.50.0050.00317.48
8.1.40.0000.00717.54
8.1.30.0080.00017.64
8.1.20.0070.00017.55
8.1.10.0040.00417.42
8.1.00.0000.00717.35
8.0.300.0000.00818.77
8.0.290.0040.00417.18
8.0.280.0030.00318.39
8.0.270.0030.00317.24
8.0.260.0070.00016.72
8.0.250.0000.00716.91
8.0.240.0070.00016.96
8.0.230.0000.00716.95
8.0.220.0060.00016.87
8.0.210.0050.00216.84
8.0.200.0030.00316.97
8.0.190.0040.00416.93
8.0.180.0040.00416.86
8.0.170.0040.00416.78
8.0.160.0040.00416.85
8.0.150.0070.00016.79
8.0.140.0000.00716.79
8.0.130.0000.00513.34
8.0.120.0040.00416.81
8.0.110.0070.00016.86
8.0.100.0070.00016.76
8.0.90.0030.00516.85
8.0.80.0090.01216.88
8.0.70.0030.00516.88
8.0.60.0030.00516.84
8.0.50.0000.00716.86
8.0.30.0130.01017.14
8.0.20.0120.00817.40
8.0.10.0050.00217.04
8.0.00.0070.01016.75
7.4.330.0000.00515.13
7.4.320.0000.00716.53
7.4.300.0060.00016.46
7.4.290.0000.00716.49
7.4.280.0000.00716.53
7.4.270.0070.00316.51
7.4.260.0040.00416.49
7.4.250.0000.00716.55
7.4.240.0040.00416.59
7.4.230.0030.00316.68
7.4.220.0130.01016.55
7.4.210.0070.00716.48
7.4.200.0000.00716.65
7.4.190.0030.00316.53
7.4.160.0110.00516.48
7.4.150.0140.00317.40
7.4.140.0120.00917.86
7.4.130.0070.01216.59
7.4.120.0080.00816.36
7.4.110.0150.00316.52
7.4.100.0090.00916.53
7.4.90.0140.00716.47
7.4.80.0150.00919.39
7.4.70.0120.00916.49
7.4.60.0060.01316.39
7.4.50.0070.00016.55
7.4.40.0110.00222.77
7.4.30.0080.00816.56
7.4.00.0030.01015.09
7.3.330.0030.00313.16
7.3.320.0050.00013.09
7.3.310.0040.00416.32
7.3.300.0030.00316.16
7.3.290.0070.01016.33
7.3.280.0100.00616.26
7.3.270.0140.00417.40
7.3.260.0040.02116.66
7.3.250.0080.01116.66
7.3.240.0130.00316.18
7.3.230.0090.00616.39
7.3.210.0130.01016.55
7.3.200.0100.00619.39
7.3.190.0200.01216.38
7.3.180.0060.01016.55
7.3.170.0150.00016.51
7.3.160.0060.01716.24
7.3.120.0100.00715.05
7.2.330.0100.00716.33
7.2.320.0080.00816.29
7.2.310.0030.01316.64
7.2.300.0040.01316.65
7.2.290.0160.00016.53
7.2.00.0000.01219.37
7.1.200.0090.00315.96
7.1.100.0030.01018.09
7.1.70.0000.00717.23
7.1.60.0090.00919.82
7.1.50.0000.01316.72
7.1.00.0030.07322.54
7.0.200.0040.00716.79
7.0.140.0000.07722.02
7.0.100.0430.07720.00
7.0.90.0100.08019.85
7.0.80.0000.08019.84
7.0.70.0370.07019.80
7.0.60.0300.04319.69
7.0.50.0030.08720.12
7.0.40.0030.08320.10
7.0.30.0200.06719.98
7.0.20.0030.09020.02
7.0.10.0130.06719.90
7.0.00.0170.07320.08
5.6.280.0100.06721.02
5.6.250.0170.07320.52
5.6.240.0070.09020.71
5.6.230.0030.05020.64
5.6.220.0070.08320.54
5.6.210.0000.05720.41
5.6.200.0030.09020.97
5.6.190.0030.09321.04
5.6.180.0130.07020.98
5.6.170.0170.07320.92
5.6.160.0130.07321.14
5.6.150.0030.08320.98
5.6.140.0170.07320.97
5.6.130.0030.07320.91
5.6.120.0100.08020.98
5.6.110.0030.08020.95
5.6.100.0070.05320.99
5.6.90.0100.08021.02
5.6.80.0000.08720.36
5.6.70.0130.07320.44
5.6.60.0070.05720.27
5.6.50.0070.08020.45
5.6.40.0070.06020.30
5.6.30.0030.06320.37
5.6.20.0100.07320.36
5.6.10.0000.05020.48
5.6.00.0000.08720.25
5.5.380.0100.06020.35
5.5.370.0070.07720.31
5.5.360.0170.07320.48
5.5.350.0100.06720.39
5.5.340.0070.08720.72
5.5.330.0230.03320.86
5.5.320.0100.06020.73
5.5.310.0100.08320.81
5.5.300.0170.05320.84
5.5.290.0100.08320.86
5.5.280.0130.05720.73
5.5.270.0070.08720.87
5.5.260.0100.08020.82
5.5.250.0070.08020.65
5.5.240.0100.07320.17
5.5.230.0070.08020.25
5.5.220.0000.06019.97
5.5.210.0070.07320.26
5.5.200.0100.07320.19
5.5.190.0030.05020.18
5.5.180.0070.08320.02
5.5.160.0100.07720.11
5.5.150.0030.08020.13
5.5.140.0030.08020.21
5.5.130.0100.07319.94
5.5.120.0130.07320.23
5.5.110.0070.08020.12
5.5.100.0030.05720.03
5.5.90.0130.03720.05
5.5.80.0030.07720.03
5.5.70.0030.06020.02
5.5.60.0100.06320.02
5.5.50.0100.07019.96
5.5.40.0070.08320.05
5.5.30.0030.07720.08
5.5.20.0070.07320.08
5.5.10.0070.05019.96
5.5.00.0030.08020.02
5.4.450.0100.07319.51
5.4.440.0230.06019.49
5.4.430.0030.08319.46
5.4.420.0030.08019.41
5.4.410.0100.04319.14
5.4.400.0100.07319.16
5.4.390.0070.07718.88
5.4.380.0030.08019.17
5.4.370.0070.08718.95
5.4.360.0170.06319.05
5.4.350.0170.06719.14
5.4.340.0030.07719.09
5.4.320.0000.08319.13
5.4.310.0100.07319.04
5.4.300.0070.06318.89
5.4.290.0070.06019.23
5.4.280.0070.07019.23
5.4.270.0130.07319.04
5.4.260.0070.06319.03
5.4.250.0230.06318.87
5.4.240.0100.06319.16
5.4.230.0030.07319.20
5.4.220.0200.04319.20
5.4.210.0070.07318.87
5.4.200.0070.06019.14
5.4.190.0100.07019.22
5.4.180.0030.08018.84
5.4.170.0100.07719.12
5.4.160.0070.04319.11
5.4.150.0030.06719.14
5.4.140.0130.06716.38
5.4.130.0100.07016.37
5.4.120.0030.04316.16
5.4.110.0030.07316.34
5.4.100.0030.07016.52
5.4.90.0030.04016.36
5.4.80.0070.03716.25
5.4.70.0100.05016.42
5.4.60.0070.04016.45
5.4.50.0070.06716.41
5.4.40.0170.06316.53
5.4.30.0070.07016.50
5.4.20.0100.05716.48
5.4.10.0030.07016.51
5.4.00.0070.07315.87
5.3.290.0100.05014.67
5.3.280.0100.05314.61
5.3.270.0000.04314.62
5.3.260.0130.07314.64
5.3.250.0030.04714.61
5.3.240.0000.08314.54
5.3.230.0100.06314.57
5.3.220.0070.06014.62
5.3.210.0070.07014.61
5.3.200.0070.06314.62
5.3.190.0070.06014.49
5.3.180.0070.06314.57
5.3.170.0070.07314.56
5.3.160.0130.03714.65
5.3.150.0030.06314.63
5.3.140.0270.06314.50
5.3.130.0070.07314.61
5.3.120.0100.07314.56
5.3.110.0030.06714.56
5.3.100.0130.06014.14
5.3.90.0130.06014.03
5.3.80.0170.06714.06
5.3.70.0070.06314.04
5.3.60.0100.06314.06
5.3.50.0070.07313.92
5.3.40.0070.07713.95
5.3.30.0130.06013.81
5.3.20.0000.06013.70
5.3.10.0070.06713.68
5.3.00.0100.05713.56
5.2.170.0000.06011.02
5.2.160.0070.04711.14
5.2.150.0030.07011.25
5.2.140.0130.05011.16
5.2.130.0070.03011.20
5.2.120.0070.06011.18
5.2.110.0000.05711.23
5.2.100.0000.03711.15
5.2.90.0070.06310.96
5.2.80.0030.06311.15
5.2.70.0030.03711.00
5.2.60.0070.06311.05
5.2.50.0070.06011.13
5.2.40.0000.04310.91
5.2.30.0130.02310.97
5.2.20.0100.05311.03
5.2.10.0070.05310.73
5.2.00.0130.04710.72
5.1.60.0100.04710.00
5.1.50.0070.05010.07
5.1.40.0100.0509.98
5.1.30.0130.04710.19
5.1.20.0070.04010.45
5.1.10.0100.05010.18
5.1.00.0000.05710.13
5.0.50.0070.0379.44
5.0.40.0070.0409.44
5.0.30.0030.0479.44
5.0.20.0030.0309.44
5.0.10.0030.0339.44
5.0.00.0030.0609.44
4.4.90.0000.0209.44
4.4.80.0000.0379.44
4.4.70.0000.0209.44
4.4.60.0070.0239.44
4.4.50.0030.0239.44
4.4.40.0070.0239.44
4.4.30.0070.0179.44
4.4.20.0070.0309.44
4.4.10.0000.0379.44
4.4.00.0030.0509.44
4.3.110.0030.0279.44
4.3.100.0000.0279.44
4.3.90.0130.0279.44
4.3.80.0000.0439.44
4.3.70.0000.0379.44
4.3.60.0030.0339.44
4.3.50.0000.0379.44
4.3.40.0030.0509.44
4.3.30.0030.0279.44
4.3.20.0000.0409.44
4.3.10.0000.0239.44
4.3.00.0000.0379.44

preferences:
46.25 ms | 401 KiB | 5 Q