3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1, 2, 3); foreach ($array as &$value) { var_dump($value); } foreach ($array as &$value) { var_dump($value); }

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)
8.3.60.0040.01518.43
8.3.50.0130.00621.97
8.3.40.0090.00618.63
8.3.30.0160.00318.97
8.3.20.0070.00020.18
8.3.10.0040.00423.48
8.3.00.0040.00419.07
8.2.180.0110.00416.75
8.2.170.0140.00022.96
8.2.160.0030.01020.38
8.2.150.0000.00724.18
8.2.140.0070.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00420.85
8.2.110.0060.00322.11
8.2.100.0120.00020.59
8.2.90.0030.00619.22
8.2.80.0050.00317.97
8.2.70.0030.00617.50
8.2.60.0000.00817.80
8.2.50.0060.00618.07
8.2.40.0050.00319.88
8.2.30.0060.00318.28
8.2.20.0000.00817.73
8.2.10.0000.00818.11
8.2.00.0020.00517.83
8.1.280.0170.00025.92
8.1.270.0040.00423.85
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00322.17
8.1.230.0100.00019.09
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.25
8.1.190.0030.00617.35
8.1.180.0030.00518.10
8.1.170.0050.00418.32
8.1.160.0030.00621.92
8.1.150.0040.00418.56
8.1.140.0040.00417.47
8.1.130.0000.00717.82
8.1.120.0030.00317.41
8.1.110.0000.00717.49
8.1.100.0030.00317.40
8.1.90.0000.00817.48
8.1.80.0040.00417.40
8.1.70.0040.00417.34
8.1.60.0080.00017.58
8.1.50.0030.00517.53
8.1.40.0030.00517.42
8.1.30.0030.00617.48
8.1.20.0070.00017.65
8.1.10.0000.00717.27
8.1.00.0040.00417.37
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0070.00018.29
8.0.270.0000.00717.25
8.0.260.0030.00317.12
8.0.250.0070.00016.81
8.0.240.0040.00416.81
8.0.230.0000.00716.86
8.0.220.0030.00316.77
8.0.210.0000.00716.92
8.0.200.0000.00616.92
8.0.190.0000.00716.85
8.0.180.0020.00516.91
8.0.170.0040.00416.94
8.0.160.0030.00516.81
8.0.150.0000.00716.76
8.0.140.0040.00416.75
8.0.130.0030.00313.33
8.0.120.0020.00516.90
8.0.110.0000.00716.86
8.0.100.0030.00516.92
8.0.90.0040.00416.91
8.0.80.0100.01016.92
8.0.70.0050.00316.82
8.0.60.0040.00416.75
8.0.50.0040.00416.78
8.0.30.0100.01217.11
8.0.20.0150.00617.40
8.0.10.0040.00417.11
8.0.00.0130.00616.77
7.4.330.0050.00015.00
7.4.320.0060.00016.41
7.4.300.0060.00016.47
7.4.290.0000.00716.51
7.4.280.0030.00316.55
7.4.270.0070.00016.51
7.4.260.0070.00016.56
7.4.250.0040.00416.44
7.4.240.0040.00316.49
7.4.230.0070.00016.46
7.4.220.0060.00916.59
7.4.210.0070.00716.39
7.4.200.0070.00016.38
7.4.160.0090.00616.37
7.4.150.0090.00917.40
7.4.140.0070.01017.86
7.4.130.0050.01216.46
7.4.120.0120.00616.54
7.4.110.0160.00616.54
7.4.100.0000.01516.34
7.4.90.0070.01016.38
7.4.80.0110.00719.39
7.4.70.0030.01416.36
7.4.60.0070.01016.38
7.4.50.0060.00316.56
7.4.40.0070.01016.58
7.4.30.0100.00616.35
7.4.00.0060.00714.80
7.3.330.0030.00313.01
7.3.320.0050.00013.13
7.3.310.0000.00716.34
7.3.300.0030.00316.29
7.3.290.0070.00716.27
7.3.280.0100.00716.26
7.3.270.0070.01017.40
7.3.260.0060.01116.70
7.3.250.0100.01116.47
7.3.240.0070.01116.59
7.3.230.0140.00416.39
7.3.210.0090.00916.26
7.3.200.0100.01019.39
7.3.190.0100.00616.32
7.3.180.0120.00416.23
7.3.170.0090.01216.36
7.3.160.0050.01116.36
7.3.120.0000.01015.09
7.3.10.0190.01116.45
7.3.00.0110.01115.90
7.2.330.0110.01216.61
7.2.320.0060.01216.52
7.2.310.0070.01016.53
7.2.300.0090.00916.54
7.2.290.0080.01516.55
7.2.130.0070.01316.25
7.2.120.0130.00916.01
7.2.110.0150.00616.31
7.2.100.0180.00316.23
7.2.90.0090.01816.21
7.2.80.0150.01716.01
7.2.70.0150.01216.43
7.2.60.0110.01116.67
7.2.50.0230.00516.26
7.2.40.0170.00716.31
7.2.30.0080.01216.29
7.2.20.0150.00915.91
7.2.10.0240.00016.45
7.2.00.0130.00716.34
7.1.250.0120.00615.09
7.1.200.0070.00715.78
7.1.100.0040.00417.71
7.1.70.0090.00617.04
7.1.60.0160.00619.70
7.1.50.0030.01216.92
7.1.00.0100.07022.54
7.0.200.0000.00816.53
7.0.140.0070.07021.97
7.0.60.0000.07320.06
7.0.50.0000.04717.80
7.0.40.0130.08019.98
7.0.30.0330.08020.35
7.0.20.0200.08720.13
7.0.10.0030.05020.20
7.0.00.0130.04320.01
5.6.280.0070.07021.02
5.6.210.0130.08020.76
5.6.200.0070.07718.14
5.6.190.0130.07020.56
5.6.180.0430.08020.78
5.6.170.0300.07720.51
5.6.160.0070.04720.46
5.6.150.0130.07718.16
5.6.140.0030.08718.14
5.6.130.0030.04018.14
5.6.120.0100.08320.95
5.6.110.0170.06720.98
5.6.100.0100.07021.07
5.6.90.0130.06321.00
5.6.80.0100.06020.48
5.5.350.0200.07720.29
5.5.340.0000.04717.91
5.5.330.0070.04320.07
5.5.320.0370.07720.30
5.5.310.0200.04020.27
5.5.300.0070.04317.88
5.5.290.0030.06317.92
5.5.280.0270.04720.73
5.5.270.0070.10320.86
5.5.260.0130.07720.76
5.5.250.0070.07020.79
5.5.240.0200.07720.27
5.4.450.0170.04019.46
5.4.440.0130.04319.54
5.4.430.0130.05319.48
5.4.420.0130.04319.25
5.4.410.0100.04319.28
5.4.400.0200.03319.16
5.4.390.0100.05018.91
5.4.380.0200.04319.09
5.4.370.0200.03319.08
5.4.360.0200.04718.78
5.4.350.0130.04318.91
5.4.340.0230.03319.13
5.4.320.0170.06019.11
5.4.310.0170.04019.21
5.4.300.0270.02718.80
5.4.290.0170.03719.09
5.4.280.0200.05719.10
5.4.270.0200.03319.13
5.4.260.0170.05019.16
5.4.250.0200.05018.93
5.4.240.0170.04719.08
5.4.230.0170.03718.91
5.4.220.0170.03719.08
5.4.210.0130.04018.91
5.4.200.0130.04019.16
5.4.190.0170.03719.24
5.4.180.0230.05719.23
5.4.170.0270.06718.77
5.4.160.0200.05719.04
5.4.150.0200.07319.16
5.4.140.0170.04716.45
5.4.130.0270.03316.43
5.4.120.0200.04016.25
5.4.110.0230.06316.43
5.4.100.0200.04016.43
5.4.90.0300.05316.41
5.4.80.0200.04316.20
5.4.70.0230.07016.39
5.4.60.0200.06716.39
5.4.50.0230.05716.27
5.4.40.0130.06316.04
5.4.30.0200.07016.27
5.4.20.0300.05016.18
5.4.10.0170.07016.40
5.4.00.0300.06015.76
5.3.290.0130.05314.52
5.3.280.0300.03014.58
5.3.270.0100.05014.45
5.3.260.0200.04714.54
5.3.250.0230.04314.59
5.3.240.0170.06014.59
5.3.230.0230.07014.43
5.3.220.0170.06714.53
5.3.210.0170.05314.51
5.3.200.0230.07014.52
5.3.190.0270.03714.67
5.3.180.0230.04014.43
5.3.170.0170.03714.47
5.3.160.0270.04714.50
5.3.150.0230.07014.53
5.3.140.0130.04014.52
5.3.130.0130.05714.44
5.3.120.0170.04714.38
5.3.110.0270.06314.42
5.3.100.0130.05014.05
5.3.90.0230.06713.93
5.3.80.0270.06314.00
5.3.70.0230.04013.96
5.3.60.0170.04313.85
5.3.50.0230.03013.89
5.3.40.0200.03313.89
5.3.30.0430.06713.96
5.3.20.0270.06313.53
5.3.10.0270.04713.45
5.3.00.0230.03713.41
5.2.170.0230.03711.23
5.2.160.0170.04011.04
5.2.150.0200.03311.20
5.2.140.0170.03011.22
5.2.130.0230.05711.13
5.2.120.0200.03311.01
5.2.110.0200.06011.11
5.2.100.0200.03310.96
5.2.90.0130.03011.04
5.2.80.0200.03711.14
5.2.70.0230.05310.95
5.2.60.0200.02711.12
5.2.50.0170.04311.02
5.2.40.0130.03011.05
5.2.30.0270.05010.81
5.2.20.0200.04010.89
5.2.10.0200.04710.91
5.2.00.0200.05310.68
5.1.60.0170.0509.89
5.1.50.0200.0509.96
5.1.40.0230.0339.87
5.1.30.0170.03010.29
5.1.20.0130.02710.51
5.1.10.0130.03310.15
5.1.00.0170.0509.96
5.0.50.0070.0478.53
5.0.40.0100.0238.50
5.0.30.0170.0438.34
5.0.20.0100.0408.32
5.0.10.0030.0508.26
5.0.00.0130.0638.26
4.4.90.0070.0278.26
4.4.80.0370.0108.26
4.4.70.0100.0208.26
4.4.60.0130.0338.26
4.4.50.0130.0308.26
4.4.40.0170.0238.26
4.4.30.0100.0178.26
4.4.20.0130.0308.26
4.4.10.0230.0238.26
4.4.00.0100.0508.26
4.3.110.0270.0338.26
4.3.100.0130.0338.26
4.3.90.0130.0308.26
4.3.80.0130.0478.26
4.3.70.0100.0238.26
4.3.60.0130.0308.26
4.3.50.0070.0178.26
4.3.40.0100.0308.26
4.3.30.0030.0378.26
4.3.20.0070.0138.26
4.3.10.0030.0178.26
4.3.00.0100.0338.26

preferences:
36.83 ms | 401 KiB | 5 Q