3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($array) { $array['extra'] = 'extra'; return $array; } function bar(&$array) { $array['extra'] = 'extra'; } $foo = array('test_foo' => 'test_foo'); $bar = array('test_bar' => 'test_bar'); $orifoo = $foo; $foo = foo($foo); bar($bar); print_r($foo); print_r($orifoo); print_r($bar); ?>

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)
8.3.70.0060.01518.43
8.3.60.0070.00718.43
8.3.50.0110.00721.15
8.3.40.0110.01118.63
8.3.30.0110.00319.27
8.3.20.0040.00420.34
8.3.10.0040.00421.91
8.3.00.0070.00722.49
8.2.180.0030.01418.41
8.2.170.0100.01018.77
8.2.160.0070.00722.96
8.2.150.0080.00024.18
8.2.140.0070.01124.66
8.2.130.0100.01026.16
8.2.120.0000.00819.48
8.2.110.0030.00622.08
8.2.100.0000.01119.45
8.2.90.0040.00419.11
8.2.80.0050.00317.97
8.2.70.0030.00617.50
8.2.60.0030.00617.93
8.2.50.0070.00418.07
8.2.40.0050.00319.95
8.2.30.0000.00717.95
8.2.20.0070.00017.68
8.2.10.0050.00317.64
8.2.00.0080.00017.60
8.1.280.0180.00325.92
8.1.270.0000.00822.06
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00323.96
8.1.230.0040.00718.91
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0030.00617.35
8.1.190.0040.00417.52
8.1.180.0060.00318.53
8.1.170.0040.00418.64
8.1.160.0070.00022.15
8.1.150.0040.00418.59
8.1.140.0040.00417.45
8.1.130.0000.00717.82
8.1.120.0050.00317.48
8.1.110.0030.00617.29
8.1.100.0070.00017.31
8.1.90.0000.00817.33
8.1.80.0000.00817.49
8.1.70.0070.00017.30
8.1.60.0060.00317.50
8.1.50.0000.00717.52
8.1.40.0040.00417.42
8.1.30.0070.00017.66
8.1.20.0040.00417.58
8.1.10.0030.00717.58
8.1.00.0040.00417.38
8.0.300.0000.00718.77
8.0.290.0040.00417.02
8.0.280.0070.00018.40
8.0.270.0030.00317.08
8.0.260.0000.00616.82
8.0.250.0000.00716.87
8.0.240.0000.00716.89
8.0.230.0030.00316.79
8.0.220.0030.00316.68
8.0.210.0000.00716.75
8.0.200.0030.00316.88
8.0.190.0000.00816.94
8.0.180.0000.00716.89
8.0.170.0090.00016.83
8.0.160.0060.00316.77
8.0.150.0030.00316.78
8.0.140.0070.00016.81
8.0.130.0000.00613.23
8.0.120.0000.00716.77
8.0.110.0020.00516.88
8.0.100.0000.00816.73
8.0.90.0040.00416.88
8.0.80.0100.01016.90
8.0.70.0060.00316.66
8.0.60.0070.00016.89
8.0.50.0040.00416.91
8.0.30.0080.01016.80
8.0.20.0100.00717.40
8.0.10.0040.00317.00
8.0.00.0140.00716.75
7.4.330.0000.00615.00
7.4.320.0030.00316.51
7.4.300.0000.00716.50
7.4.290.0000.00616.62
7.4.280.0070.00016.36
7.4.270.0040.00416.51
7.4.260.0000.00716.52
7.4.250.0040.00416.48
7.4.240.0050.00216.57
7.4.230.0030.00316.33
7.4.220.0110.00716.60
7.4.210.0040.01116.60
7.4.200.0000.00716.62
7.4.190.0000.00716.79
7.4.160.0110.00616.48
7.4.150.0070.01117.40
7.4.140.0080.01217.86
7.4.130.0090.01116.53
7.4.120.0080.00816.56
7.4.110.0110.00716.54
7.4.100.0180.00316.61
7.4.90.0070.01016.44
7.4.80.0130.01019.39
7.4.70.0110.00716.43
7.4.60.0030.01416.43
7.4.50.0080.00016.30
7.4.40.0050.00822.77
7.4.30.0100.00716.41
7.4.00.0090.00814.90
7.3.330.0020.00313.12
7.3.320.0050.00013.23
7.3.310.0000.00716.30
7.3.300.0040.00416.25
7.3.290.0040.01016.29
7.3.280.0120.00516.28
7.3.270.0110.00617.40
7.3.260.0060.01716.17
7.3.250.0090.00816.29
7.3.240.0070.01016.65
7.3.230.0130.01016.55
7.3.210.0110.00616.16
7.3.200.0150.00419.39
7.3.190.0080.01316.19
7.3.180.0030.01316.26
7.3.170.0110.01016.55
7.3.160.0070.00716.49
7.3.120.0070.00914.80
7.3.110.0080.00614.72
7.3.100.0000.01414.67
7.3.90.0050.00814.63
7.3.80.0070.01014.86
7.3.70.0160.00314.56
7.3.60.0110.00314.49
7.3.50.0030.01015.00
7.3.40.0060.00914.76
7.3.30.0030.00714.85
7.3.20.0060.00316.51
7.3.10.0070.00716.33
7.3.00.0060.00616.83
7.2.330.0070.01116.55
7.2.320.0060.01916.43
7.2.310.0070.01416.54
7.2.300.0180.00616.46
7.2.290.0070.01016.70
7.2.250.0110.00714.74
7.2.240.0060.01015.14
7.2.230.0090.00614.96
7.2.220.0070.00414.88
7.2.210.0030.01015.18
7.2.200.0070.00314.82
7.2.190.0090.00614.95
7.2.180.0070.01014.87
7.2.170.0060.00614.77
7.2.60.0060.00616.88
7.2.00.0090.00619.46
7.1.330.0040.01115.62
7.1.320.0050.00315.67
7.1.310.0090.00615.76
7.1.300.0070.00715.71
7.1.290.0030.01415.93
7.1.280.0040.01115.54
7.1.270.0090.00315.84
7.1.260.0070.01015.81
7.1.200.0040.00715.91
7.1.100.0060.01018.18
7.1.70.0030.01317.34
7.1.60.0040.00717.23
7.1.50.0040.01816.94
7.1.00.0070.07022.44
7.0.200.0100.01316.76
7.0.140.0030.07021.96
7.0.60.0030.04019.95
7.0.50.0100.05317.87
7.0.40.0030.05020.20
7.0.30.0230.05320.21
7.0.20.0130.05720.06
7.0.10.0300.06020.19
7.0.00.0200.07020.30
5.6.210.0070.07720.75
5.6.200.0100.06718.15
5.6.190.0100.08320.61
5.6.180.3330.04020.61
5.6.170.0270.07720.47
5.6.160.0000.04720.54
5.6.150.0100.08018.21
5.6.140.0130.03018.18
5.6.130.0170.07318.27
5.6.120.0030.08020.96
5.6.110.0070.08321.00
5.6.100.0030.09021.09
5.6.90.0130.07720.96
5.6.80.0030.07020.54
5.5.350.0170.04020.38
5.5.340.0030.04317.99
5.5.330.0130.05720.35
5.5.320.0230.08020.27
5.5.310.0270.04320.19
5.5.300.0030.04017.95
5.5.290.0030.08317.95
5.5.280.0100.03720.74
5.5.270.0100.03320.87
5.5.260.0070.08320.87
5.5.250.0130.07020.59
5.5.240.0000.06720.07
5.4.450.0600.06019.56
5.4.440.0830.05019.59
5.4.430.0670.05319.70
5.4.420.0870.07719.57
5.4.410.0500.06019.43
5.4.400.0300.06018.84
5.4.390.0330.06018.58
5.4.380.1100.05318.76
5.4.370.0130.05018.84
5.4.360.0130.05018.79
5.4.350.0100.06718.47
5.4.340.0170.05018.56
5.4.320.0040.03812.50
5.4.310.0060.03812.50
5.4.300.0040.03712.51
5.4.290.0070.05212.50
5.4.280.0050.03512.40
5.4.270.0050.03812.40
5.4.260.0200.04318.66
5.4.250.0230.06319.01
5.4.240.0100.06019.00
5.4.230.0130.05718.84
5.4.220.0100.05318.90
5.4.210.0100.07018.96
5.4.200.0030.05718.80
5.4.190.0030.05718.79
5.4.180.0100.05319.00
5.4.170.0170.04718.65
5.4.160.0170.06718.96
5.4.150.0130.05018.93
5.4.140.0070.07316.38
5.4.130.0130.07316.33
5.4.120.0030.05316.41
5.4.110.0170.04316.47
5.4.100.0100.04716.62
5.4.90.0030.05016.70
5.4.80.0070.05316.69
5.4.70.0030.05316.53
5.4.60.0030.06316.38
5.4.50.0130.04316.50
5.4.40.0070.05016.60
5.4.30.0100.05716.45
5.4.20.0100.06716.58
5.4.10.0170.04316.47
5.4.00.0130.04315.75
5.3.290.0030.04612.80
5.3.280.0000.06314.78
5.3.270.0000.06014.75
5.3.260.0130.05014.74
5.3.250.0070.08014.74
5.3.240.0070.07014.77
5.3.230.0030.05714.78
5.3.220.0130.04314.73
5.3.210.0030.08014.55
5.3.200.0070.07314.75
5.3.190.0070.05314.54
5.3.180.0100.05014.55
5.3.170.0100.04714.58
5.3.160.0030.05314.58
5.3.150.0070.05314.56
5.3.140.0100.05014.73
5.3.130.0130.05014.55
5.3.120.0070.05314.38
5.3.110.0200.04714.64
5.3.100.0170.05714.11
5.3.90.0170.04314.09
5.3.80.0070.05314.24
5.3.70.0000.05714.11
5.3.60.0130.04314.07
5.3.50.0100.04714.11
5.3.40.0070.05314.03
5.3.30.0200.05313.98
5.3.20.0130.04313.89
5.3.10.0130.04313.82
5.3.00.0130.04313.66
5.2.170.0000.04311.23
5.2.160.0000.04311.14
5.2.150.0100.04311.15
5.2.140.0130.05711.22
5.2.130.0030.04011.19
5.2.120.0070.03711.20
5.2.110.0070.05310.93
5.2.100.0070.03711.18
5.2.90.0070.06011.17
5.2.80.0070.06311.08
5.2.70.0170.03011.17
5.2.60.0100.03711.13
5.2.50.0100.04311.25
5.2.40.0070.05311.01
5.2.30.0100.04010.96
5.2.20.0100.05010.96
5.2.10.0030.04310.95
5.2.00.0130.04710.71
5.1.60.0100.02710.01
5.1.50.0070.03710.09
5.1.40.0030.0339.99
5.1.30.0030.03710.41
5.1.20.0030.04010.44
5.1.10.0030.04310.22
5.1.00.0130.02710.23
5.0.50.0070.0278.75
5.0.40.0030.0278.48
5.0.30.0030.0578.29
5.0.20.0070.0338.25
5.0.10.0070.0278.21
5.0.00.0030.0408.11
4.4.90.0070.0175.92
4.4.80.0030.0275.92
4.4.70.0000.0235.92
4.4.60.0000.0235.92
4.4.50.0030.0205.92
4.4.40.0000.0375.92
4.4.30.0000.0335.92
4.4.20.0000.0235.92
4.4.10.0100.0175.92
4.4.00.0030.0335.92
4.3.110.0000.0236.11
4.3.100.0000.0336.11
4.3.90.0000.0236.11
4.3.80.0000.0376.11
4.3.70.0070.0176.11
4.3.60.0070.0176.11
4.3.50.0000.0236.11
4.3.40.0030.0376.11
4.3.30.0000.0236.11
4.3.20.0030.0206.11
4.3.10.0030.0206.11
4.3.00.0200.0137.94

preferences:
70.14 ms | 401 KiB | 5 Q