3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'foo'; $b = & $a; $c = 'moo'; function evilExtractor(array $data) { foreach ($data as $key => & $value) { if (is_string($value)) { $value .= ' - modified'; } } } evilExtractor(get_defined_vars()); var_dump($a, $b, $c);

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)
8.3.60.0000.01618.56
8.3.50.0140.00922.11
8.3.40.0120.00318.89
8.3.30.0040.01118.47
8.3.20.0050.00318.78
8.3.10.0000.00820.43
8.3.00.0000.00721.73
8.2.180.0070.01116.50
8.2.170.0160.00322.96
8.2.160.0060.00920.39
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0030.00519.54
8.2.110.0030.00621.89
8.2.100.0070.00417.84
8.2.90.0040.00419.22
8.2.80.0000.00917.97
8.2.70.0030.00517.63
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0060.00318.34
8.2.30.0040.00419.96
8.2.20.0040.00417.62
8.2.10.0000.00717.80
8.2.00.0070.00017.61
8.1.280.0100.01025.92
8.1.270.0070.00023.99
8.1.260.0070.00026.35
8.1.250.0080.00828.09
8.1.240.0070.00420.79
8.1.230.0000.01020.88
8.1.220.0000.00718.77
8.1.210.0060.00318.89
8.1.200.0000.00917.35
8.1.190.0000.00817.53
8.1.180.0040.00418.10
8.1.170.0030.00518.66
8.1.160.0000.00718.95
8.1.150.0000.00718.64
8.1.140.0000.00817.51
8.1.130.0000.00717.73
8.1.120.0050.00217.38
8.1.110.0060.00317.37
8.1.100.0040.00417.36
8.1.90.0000.00817.50
8.1.80.0000.00717.44
8.1.70.0030.00317.33
8.1.60.0080.00017.57
8.1.50.0040.00417.42
8.1.40.0040.00417.46
8.1.30.0030.00517.64
8.1.20.0000.00917.52
8.1.10.0040.00417.37
8.1.00.0040.00417.38
8.0.300.0100.00020.02
8.0.290.0040.00416.63
8.0.280.0030.00318.35
8.0.270.0070.00017.30
8.0.260.0000.00616.70
8.0.250.0050.00316.87
8.0.240.0040.00416.85
8.0.230.0060.00316.93
8.0.220.0030.00316.95
8.0.210.0030.00316.85
8.0.200.0040.00416.91
8.0.190.0050.00216.91
8.0.180.0080.00016.88
8.0.170.0050.00316.87
8.0.160.0000.00816.98
8.0.150.0000.00916.88
8.0.140.0000.00816.83
8.0.130.0040.00413.35
8.0.120.0050.00316.86
8.0.110.0080.00016.77
8.0.100.0000.00816.80
8.0.90.0050.00216.85
8.0.80.0120.00316.86
8.0.70.0030.00516.89
8.0.60.0000.00716.96
8.0.50.0000.00716.80
8.0.30.0110.00716.91
8.0.20.0100.01417.40
8.0.10.0050.00216.98
8.0.00.0110.01016.67
7.4.330.0050.00014.86
7.4.320.0000.00616.49
7.4.300.0030.00316.41
7.4.290.0030.00316.62
7.4.280.0030.00516.61
7.4.270.0070.00016.55
7.4.260.0050.00013.25
7.4.250.0050.00316.52
7.4.240.0030.00316.56
7.4.230.0020.00516.34
7.4.220.0100.01016.65
7.4.210.0040.01416.54
7.4.200.0030.00316.70
7.4.190.0000.00716.76
7.4.160.0120.00316.61
7.4.150.0140.01117.40
7.4.140.0140.00717.86
7.4.130.0080.00816.54
7.4.120.0090.00916.44
7.4.110.0100.00716.44
7.4.100.0060.01516.46
7.4.90.0120.00616.56
7.4.80.0130.00319.04
7.4.70.0120.00616.28
7.4.60.0130.00316.39
7.4.50.0000.00716.18
7.4.40.0120.00622.27
7.4.30.0030.01416.49
7.4.00.0070.00715.15
7.3.330.0000.00513.14
7.3.320.0000.00613.30
7.3.310.0040.00416.33
7.3.300.0070.00016.32
7.3.290.0040.01116.22
7.3.280.0100.00716.33
7.3.270.0060.01217.40
7.3.260.0140.00418.24
7.3.250.0160.00316.54
7.3.240.0090.01216.29
7.3.230.0060.01116.70
7.3.210.0120.00616.35
7.3.200.0070.01019.39
7.3.190.0100.00716.29
7.3.180.0080.00816.32
7.3.170.0040.01416.29
7.3.160.0080.00816.39
7.3.120.0030.01415.05
7.3.10.0030.01116.85
7.3.00.0060.00916.59
7.2.330.0060.01216.52
7.2.320.0150.00316.72
7.2.310.0180.00316.44
7.2.300.0160.00016.53
7.2.290.0070.01016.48
7.2.130.0030.00917.02
7.2.120.0100.00316.90
7.2.110.0120.00316.96
7.2.100.0030.01017.04
7.2.90.0000.01116.93
7.2.80.0000.00916.99
7.2.70.0000.01216.75
7.2.60.0040.01116.74
7.2.50.0030.01016.63
7.2.40.0070.00716.96
7.2.30.0090.00316.69
7.2.20.0030.00916.68
7.2.10.0090.00616.84
7.2.00.0060.00818.07
7.1.250.0110.00415.62
7.1.100.0030.01017.99
7.1.70.0000.01117.16
7.1.60.0110.01419.40
7.1.50.0030.01616.77
7.1.00.0030.06022.40
7.0.200.0030.00716.84
7.0.140.0070.07321.92
7.0.60.0130.08321.65
7.0.50.0130.07317.73
7.0.40.0130.07720.14
7.0.30.0530.05320.34
7.0.20.0230.08720.07
7.0.10.0030.06020.25
7.0.00.0100.08320.22
5.6.280.0000.10020.91
5.6.210.0130.03720.61
5.6.200.0100.07718.27
5.6.190.0070.04020.46
5.6.180.0170.06320.64
5.6.170.0230.07320.55
5.6.160.0000.04320.46
5.6.150.0030.04018.29
5.6.140.0000.04718.14
5.6.130.0170.03318.14
5.6.120.0170.08021.12
5.6.110.0070.08320.87
5.6.100.0130.08020.98
5.6.90.0070.07321.13
5.6.80.0170.07020.52
5.5.350.0230.08020.43
5.5.340.0100.07318.07
5.5.330.0030.05320.38
5.5.320.0300.08020.20
5.5.310.0230.08320.32
5.5.300.0070.04017.92
5.5.290.0100.06317.94
5.5.280.0100.07720.73
5.5.270.0070.08320.97
5.5.260.0070.08720.88
5.5.250.0130.08020.61
5.5.240.0300.07320.19
5.4.450.0270.05019.48
5.4.440.0130.04719.32
5.4.430.0270.03719.46
5.4.420.0400.07719.54
5.4.410.0200.04019.14
5.4.400.0370.04719.23
5.4.390.0300.06019.15
5.4.380.0200.04318.89
5.4.370.0330.06319.32
5.4.360.0300.05019.22
5.4.350.0270.07319.22
5.4.340.0300.06319.06
5.4.320.0330.07019.06
5.4.310.0270.03719.07
5.4.300.0200.04018.98
5.4.290.0370.04019.19
5.4.280.0270.03019.09
5.4.270.0270.03719.19
5.4.260.0370.06019.19
5.4.250.0270.07018.98
5.4.240.0330.06018.98
5.4.230.0230.07319.26
5.4.220.0430.03719.10
5.4.210.0230.06319.14
5.4.200.0200.05018.99
5.4.190.0330.06018.88
5.4.180.0230.05019.04
5.4.170.0400.06019.14
5.4.160.0200.04318.88
5.4.150.0300.03318.98
5.4.140.0270.04316.39
5.4.130.0300.03716.32
5.4.120.0230.04016.41
5.4.110.0500.04316.19
5.4.100.0270.04016.41
5.4.90.0270.07016.56
5.4.80.0270.03716.34
5.4.70.0330.06316.43
5.4.60.0300.07016.24
5.4.50.0300.07016.52
5.4.40.0270.05716.53
5.4.30.0300.06016.25
5.4.20.0400.06016.34
5.4.10.0300.06016.42
5.4.00.0300.06315.97
5.3.290.0300.06314.57
5.3.280.0330.06714.68
5.3.270.0300.03714.77
5.3.260.0330.04714.61
5.3.250.0330.06014.69
5.3.240.0370.06314.72
5.3.230.0370.07014.76
5.3.220.0200.04014.49
5.3.210.0230.05314.74
5.3.200.0200.04014.79
5.3.190.0400.06314.66
5.3.180.0400.06014.64
5.3.170.0400.06314.57
5.3.160.0300.05014.54
5.3.150.0300.07014.47
5.3.140.0330.05714.48
5.3.130.0270.06314.55
5.3.120.0230.04314.63
5.3.110.0300.07014.47
5.3.100.0400.06014.04
5.3.90.0370.04314.07
5.3.80.0300.06014.04
5.3.70.0430.03313.93
5.3.60.0300.07314.05
5.3.50.0330.04014.06
5.3.40.0230.03714.17
5.3.30.0330.03714.03
5.3.20.0330.03313.67
5.3.10.0330.06313.59
5.3.00.0270.04013.57
5.2.170.0330.03712.07
5.2.160.0270.06012.07
5.2.150.0200.03012.07
5.2.140.0230.04012.07
5.2.130.0200.06012.07
5.2.120.0300.05312.07
5.2.110.0270.04312.07
5.2.100.0230.04712.07
5.2.90.0230.03712.07
5.2.80.0230.04012.07
5.2.70.0370.04712.07
5.2.60.0330.05012.07
5.2.50.0300.05712.07
5.2.40.0200.05312.07
5.2.30.0200.06012.07
5.2.20.0270.03712.07
5.2.10.0200.06012.07
5.2.00.0230.04712.07
5.1.60.0270.04312.07
5.1.50.0270.04312.07
5.1.40.0230.04712.07
5.1.30.0130.05012.07
5.1.20.0200.05012.07
5.1.10.0270.05012.07
5.1.00.0270.04012.07
5.0.50.0130.04312.07
5.0.40.0130.04312.07
5.0.30.0100.05012.07
5.0.20.0130.02312.07
5.0.10.0170.03312.07
5.0.00.0100.06712.09
4.4.90.0100.03712.07
4.4.80.0170.03012.07
4.4.70.0100.02012.07
4.4.60.0170.02712.07
4.4.50.0170.01012.07
4.4.40.0100.05712.07
4.4.30.0100.02312.07
4.4.20.0100.02012.07
4.4.10.0130.02012.07
4.4.00.0130.03012.07
4.3.110.0100.03012.07
4.3.100.0070.02012.07
4.3.90.0170.03012.07
4.3.80.0130.05012.09
4.3.70.0100.02312.10
4.3.60.0130.03012.10
4.3.50.0130.03312.10
4.3.40.0130.04312.10
4.3.30.0030.02712.10
4.3.20.0030.02012.10
4.3.10.0030.01712.10
4.3.00.0030.01712.10

preferences:
41.12 ms | 401 KiB | 5 Q