3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1, 1, 2, 3, 5); foreach ($array as &$value) { $value *= $value; } unset($value); var_dump($array); $value = 42; var_dump($array);

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)
8.3.40.0090.00618.75
8.3.30.0030.01020.21
8.3.20.0040.00420.20
8.3.10.0040.00421.08
8.3.00.0080.00022.40
8.2.170.0120.00322.96
8.2.160.0030.01022.13
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0000.00820.88
8.2.110.0030.00619.15
8.2.100.0090.00317.78
8.2.90.0040.00419.33
8.2.80.0060.00317.97
8.2.70.0000.00817.63
8.2.60.0030.00517.93
8.2.50.0050.00318.07
8.2.40.0000.00818.18
8.2.30.0040.00419.30
8.2.20.0070.00017.76
8.2.10.0070.00017.73
8.2.00.0030.00617.61
8.1.270.0000.00723.99
8.1.260.0070.00026.35
8.1.250.0030.00528.09
8.1.240.0030.00622.46
8.1.230.0060.00620.88
8.1.220.0040.00418.77
8.1.210.0090.00318.92
8.1.200.0080.00017.35
8.1.190.0090.00017.52
8.1.180.0090.00018.10
8.1.170.0040.00418.71
8.1.160.0040.00418.78
8.1.150.0000.00718.61
8.1.140.0070.00017.43
8.1.130.0070.00017.68
8.1.120.0070.00017.39
8.1.110.0040.00417.42
8.1.100.0000.00817.44
8.1.90.0020.00517.48
8.1.80.0040.00417.43
8.1.70.0070.00017.42
8.1.60.0060.00317.50
8.1.50.0000.00717.46
8.1.40.0030.00617.40
8.1.30.0040.00417.45
8.1.20.0050.00317.63
8.1.10.0000.00817.37
8.1.00.0050.00317.39
8.0.300.0000.00719.84
8.0.290.0070.00017.13
8.0.280.0070.00018.30
8.0.270.0030.00317.25
8.0.260.0030.00316.81
8.0.250.0050.00316.96
8.0.240.0050.00316.89
8.0.230.0000.00816.89
8.0.220.0000.00716.87
8.0.210.0000.00716.76
8.0.200.0000.00716.93
8.0.190.0040.00416.81
8.0.180.0000.00716.96
8.0.170.0030.00316.79
8.0.160.0030.00516.82
8.0.150.0040.00416.81
8.0.140.0050.00216.84
8.0.130.0060.00013.26
8.0.120.0080.00016.86
8.0.110.0000.00716.84
8.0.100.0040.00416.74
8.0.90.0050.00316.93
8.0.80.0070.01116.91
8.0.70.0070.00016.79
8.0.60.0040.00416.93
8.0.50.0070.00016.82
8.0.30.0090.00917.13
8.0.20.0080.01117.40
8.0.10.0080.00017.11
8.0.00.0090.01016.71
7.4.330.0020.00216.83
7.4.320.0040.00416.50
7.4.300.0030.00316.51
7.4.290.0030.00316.39
7.4.280.0030.00316.63
7.4.270.0060.00016.52
7.4.260.0000.00513.22
7.4.250.0000.00816.58
7.4.240.0030.00416.48
7.4.230.0070.00016.52
7.4.220.0120.01216.61
7.4.210.0060.00916.54
7.4.200.0070.00016.61
7.4.190.0040.00416.73
7.4.160.0070.01016.48
7.4.150.0110.00817.40
7.4.140.0090.00917.86
7.4.130.0090.00816.37
7.4.120.0040.01716.57
7.4.110.0120.00616.57
7.4.100.0110.00516.50
7.4.90.0070.01116.34
7.4.80.0070.01119.39
7.4.70.0060.01016.51
7.4.60.0100.00716.57
7.4.50.0060.00316.27
7.4.40.0040.01122.77
7.4.30.0140.00316.57
7.4.00.0030.01014.84
7.3.330.0050.00013.06
7.3.320.0070.00013.21
7.3.310.0020.00516.25
7.3.300.0050.00216.30
7.3.290.0070.01316.27
7.3.280.0090.00816.33
7.3.270.0120.00317.40
7.3.260.0120.00518.24
7.3.250.0140.00816.60
7.3.240.0060.01216.62
7.3.230.0170.00016.39
7.3.210.0100.00616.55
7.3.200.0000.01919.39
7.3.190.0100.00716.39
7.3.180.0040.01216.59
7.3.170.0080.00816.52
7.3.160.0130.00316.22
7.3.120.0100.00715.00
7.2.330.0060.01216.44
7.2.320.0060.01116.38
7.2.310.0150.00616.45
7.2.300.0090.01316.63
7.2.290.0110.00716.51
7.2.00.0100.00319.16
7.1.100.0000.01118.33
7.1.70.0000.00716.84
7.1.60.0070.01819.17
7.1.50.0110.01416.78
7.1.00.0000.03722.31
7.0.200.0000.01016.88
7.0.140.0070.07022.09
7.0.110.0100.08320.03
7.0.100.0170.07320.01
7.0.90.0070.08020.06
7.0.80.0100.07319.94
7.0.70.0030.08319.91
7.0.60.0100.08019.91
7.0.50.0070.04319.87
7.0.40.0170.07319.60
7.0.30.0070.04719.74
7.0.20.0070.08719.73
7.0.10.0100.08319.73
7.0.00.0130.08019.68
5.6.260.0100.05320.70
5.6.250.0130.07720.65
5.6.240.0100.07020.64
5.6.230.0130.05020.63
5.6.220.0130.07720.69
5.6.210.0030.06020.63
5.6.200.0070.08320.86
5.6.190.0070.07320.70
5.6.180.0100.04320.61
5.6.170.0030.07720.61
5.6.160.0130.07720.55
5.6.150.0170.07320.62
5.6.140.0000.08320.64
5.6.130.0030.08020.55
5.6.120.0130.07720.64
5.6.110.0070.08320.55
5.6.100.0100.07020.83
5.6.90.0170.07720.59
5.6.80.0070.07019.96
5.6.70.0030.04719.99
5.6.60.0000.05019.98
5.6.50.0070.07720.03
5.6.40.0030.08020.05
5.6.30.0130.03720.21
5.6.20.0100.06719.91
5.6.10.0030.08019.97
5.6.00.0130.07319.99
5.5.380.0030.07717.53
5.5.370.0200.07017.56
5.5.360.0100.07317.51
5.5.350.0070.05317.77
5.5.340.0070.03717.99
5.5.330.0130.06717.86
5.5.320.0100.06718.13
5.5.310.0070.07717.86
5.5.300.0070.07318.13
5.5.290.0030.08018.02
5.5.280.0030.05018.25
5.5.270.0070.05717.84
5.5.260.0070.07017.82
5.5.250.0030.04717.79
5.5.240.0070.08017.51
5.5.230.0100.05017.46
5.5.220.0130.06717.39
5.5.210.0070.07317.24
5.5.200.0070.07317.52
5.5.190.0170.04717.50
5.5.180.0130.07317.51
5.5.160.0100.06717.36
5.5.150.0000.05017.21
5.5.140.0000.06317.11
5.5.130.0100.07017.21
5.5.120.0100.07017.60
5.5.110.0070.08017.11
5.5.100.0070.04717.14
5.5.90.0100.03717.23
5.5.80.0000.05317.11
5.5.70.0000.08317.13
5.5.60.0100.04716.97
5.5.50.0070.07017.36
5.5.40.0070.06017.13
5.5.30.0170.06717.39
5.5.20.0200.06717.32
5.5.10.0100.07317.22
5.5.00.0030.08017.11
5.4.450.0070.07019.31
5.4.440.0130.05719.31
5.4.430.0070.08319.59
5.4.420.0100.03719.37
5.4.410.0130.06319.35
5.4.400.0070.06719.12
5.4.390.0100.03319.01
5.4.380.0130.07019.03
5.4.370.0070.04719.11
5.4.360.0070.08318.95
5.4.350.0070.06019.24
5.4.340.0030.04319.27
5.4.320.0100.07719.03
5.4.310.0000.08318.93
5.4.300.0070.04319.12
5.4.290.0100.07319.02
5.4.280.0070.05019.00
5.4.270.0070.06719.24
5.4.260.0130.06718.93
5.4.250.0100.04019.00
5.4.240.0070.07719.07
5.4.230.0030.08019.02
5.4.220.0100.06019.09
5.4.210.0130.07018.97
5.4.200.0030.07719.26
5.4.190.0100.07718.99
5.4.180.0130.04018.92
5.4.170.0100.07719.15
5.4.160.0070.07019.16
5.4.150.0100.03319.25
5.4.140.0070.07316.16
5.4.130.0030.07716.48
5.4.120.0170.05316.18
5.4.110.0070.07316.50
5.4.100.0070.07716.57
5.4.90.0100.07016.23
5.4.80.0130.06316.49
5.4.70.0100.05716.52
5.4.60.0070.03016.48
5.4.50.0030.03716.26
5.4.40.0100.06716.55
5.4.30.0030.03316.10
5.4.20.0100.06016.35
5.4.10.0000.03716.45
5.4.00.0100.06715.66
5.3.290.0130.03714.56
5.3.280.0070.05714.54
5.3.270.0100.07014.56
5.3.260.0070.07714.66
5.3.250.0070.07314.60
5.3.240.0100.06314.63
5.3.230.0100.07314.65
5.3.220.0070.07014.41
5.3.210.0000.04014.56
5.3.200.0130.06714.66
5.3.190.0000.08314.51
5.3.180.0030.07714.49
5.3.170.0030.06314.48
5.3.160.0100.06714.57
5.3.150.0030.08014.46
5.3.140.0070.07014.42
5.3.130.0100.06314.41
5.3.120.0030.07714.45
5.3.110.0000.06714.62
5.3.100.0200.05014.06
5.3.90.0030.07713.87
5.3.80.0170.07013.86
5.3.70.0100.07014.04
5.3.60.0130.06313.89
5.3.50.0100.05713.82
5.3.40.0000.07713.80
5.3.30.0070.06713.71
5.3.20.0070.04713.78
5.3.10.0030.07713.75
5.3.00.0070.06313.46
5.2.170.0000.06313.36
5.2.160.0070.05713.36
5.2.150.0070.06013.36
5.2.140.0030.05313.36
5.2.130.0030.06013.36
5.2.120.0030.05713.36
5.2.110.0030.05713.36
5.2.100.0100.06013.36
5.2.90.0070.05013.36
5.2.80.0000.06313.36
5.2.70.0030.06313.36
5.2.60.0100.05313.36
5.2.50.0000.03713.36
5.2.40.0030.05013.36
5.2.30.0070.03313.36
5.2.20.0100.06713.36
5.2.10.0070.06013.36
5.2.00.0030.03313.36
5.1.60.0070.04313.36
5.1.50.0070.02313.36
5.1.40.0030.04313.36
5.1.30.0030.05713.36
5.1.20.0070.05713.36
5.1.10.0070.05313.36
5.1.00.0030.04013.36
5.0.50.0030.04713.36
5.0.40.0070.03713.36
5.0.30.0030.06013.36
5.0.20.0000.03013.36
5.0.10.0000.05013.36
5.0.00.0030.06713.36
4.4.90.0030.02013.36
4.4.80.0000.03713.36
4.4.70.0070.03013.36
4.4.60.0030.03313.36
4.4.50.0030.02713.36
4.4.40.0000.03013.36
4.4.30.0000.02013.36
4.4.20.0000.03713.36
4.4.10.0030.03313.36
4.4.00.0030.05013.36
4.3.110.0000.02313.36
4.3.100.0030.03313.36
4.3.90.0100.03013.36
4.3.80.0070.04313.36
4.3.70.0000.03713.36
4.3.60.0000.02013.36
4.3.50.0030.03013.36
4.3.40.0030.03013.36
4.3.30.0070.02713.36
4.3.20.0000.02013.36
4.3.10.0030.03013.36
4.3.00.0070.02013.36

preferences:
32.15 ms | 400 KiB | 5 Q