3v4l.org

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

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)
8.3.40.0100.00718.85
8.3.30.0090.00618.88
8.3.20.0070.00020.20
8.3.10.0000.00721.92
8.3.00.0060.00322.38
8.2.170.0070.01122.96
8.2.160.0140.00320.82
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00919.36
8.2.110.0060.00321.91
8.2.100.0040.00817.60
8.2.90.0040.00419.21
8.2.80.0060.00318.05
8.2.70.0050.00517.50
8.2.60.0000.00818.03
8.2.50.0060.00318.07
8.2.40.0030.00618.22
8.2.30.0000.00818.23
8.2.20.0000.00717.72
8.2.10.0000.00817.73
8.2.00.0070.00017.63
8.1.270.0040.00423.84
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0170.00423.79
8.1.230.0060.00619.12
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0070.00317.22
8.1.190.0050.00217.30
8.1.180.0030.00618.10
8.1.170.0030.00618.47
8.1.160.0040.00421.92
8.1.150.0000.00718.64
8.1.140.0020.00517.38
8.1.130.0000.00717.74
8.1.120.0000.00717.45
8.1.110.0000.00717.40
8.1.100.0040.00417.50
8.1.90.0040.00417.48
8.1.80.0040.00417.51
8.1.70.0000.00717.42
8.1.60.0060.00617.60
8.1.50.0030.00517.40
8.1.40.0040.00417.53
8.1.30.0040.00417.59
8.1.20.0040.00417.64
8.1.10.0050.00217.40
8.1.00.0040.00417.48
8.0.300.0040.00418.77
8.0.290.0050.00317.05
8.0.280.0000.00718.38
8.0.270.0030.00317.25
8.0.260.0000.00816.86
8.0.250.0040.00416.96
8.0.240.0030.00316.96
8.0.230.0040.00416.95
8.0.220.0040.00416.81
8.0.210.0030.00316.77
8.0.200.0040.00416.88
8.0.190.0040.00416.99
8.0.180.0070.00016.91
8.0.170.0000.00816.89
8.0.160.0070.00016.91
8.0.150.0040.00416.89
8.0.140.0040.00416.80
8.0.130.0000.00613.28
8.0.120.0040.00416.85
8.0.110.0080.00016.81
8.0.100.0050.00216.88
8.0.90.0040.00416.72
8.0.80.0100.01016.95
8.0.70.0050.00316.93
8.0.60.0080.00016.78
8.0.50.0040.00416.92
8.0.30.0070.01217.03
8.0.20.0110.00617.40
8.0.10.0040.00416.99
8.0.00.0100.00816.74
7.4.330.0030.00315.00
7.4.320.0000.00616.51
7.4.300.0030.00316.41
7.4.290.0030.00316.50
7.4.280.0060.00316.54
7.4.270.0070.00016.64
7.4.260.0060.00316.53
7.4.250.0070.00016.57
7.4.240.0020.00616.58
7.4.230.0000.00716.56
7.4.220.0100.00716.55
7.4.210.0080.00916.65
7.4.200.0030.00316.68
7.4.190.0040.00416.46
7.4.160.0030.01416.70
7.4.150.0110.00817.40
7.4.140.0140.00517.86
7.4.130.0130.00716.45
7.4.120.0080.00816.43
7.4.110.0120.00916.59
7.4.100.0110.00616.63
7.4.90.0140.00416.54
7.4.80.0060.01216.52
7.4.70.0070.01016.73
7.4.60.0130.00416.45
7.4.50.0040.00416.31
7.4.40.0120.00322.77
7.4.30.0080.00816.54
7.4.00.0050.01214.92
7.3.330.0030.00313.32
7.3.320.0000.00513.22
7.3.310.0070.00016.41
7.3.300.0030.00316.21
7.3.290.0030.01616.30
7.3.280.0070.01116.28
7.3.270.0080.00817.40
7.3.260.0100.00716.32
7.3.250.0150.00516.54
7.3.240.0100.00716.52
7.3.230.0070.01016.39
7.3.210.0080.00816.34
7.3.200.0130.00719.39
7.3.190.0120.00616.35
7.3.180.0070.01316.41
7.3.170.0110.00616.52
7.3.160.0060.01016.49
7.3.120.0100.00814.83
7.3.110.0120.00815.03
7.3.100.0040.00814.88
7.3.90.0060.01214.99
7.3.80.0080.00814.89
7.3.70.0090.00314.77
7.3.60.0030.01014.54
7.3.50.0030.01414.78
7.3.40.0060.00314.53
7.3.30.0060.00914.72
7.3.20.0110.00416.68
7.3.10.0100.00916.53
7.3.00.0110.00516.40
7.2.330.0030.01416.54
7.2.320.0060.01116.51
7.2.310.0110.01116.66
7.2.300.0040.01616.71
7.2.290.0100.00616.77
7.2.250.0100.00714.91
7.2.240.0030.01615.22
7.2.230.0000.01915.11
7.2.220.0070.01015.19
7.2.210.0040.01115.10
7.2.200.0060.00615.05
7.2.190.0030.00615.05
7.2.180.0140.00314.87
7.2.170.0000.01415.10
7.2.130.0120.00616.79
7.2.120.0050.01316.81
7.2.110.0080.00916.71
7.2.100.0080.00916.65
7.2.90.0130.00816.68
7.2.80.0090.00816.77
7.2.70.0110.00716.75
7.2.60.0070.00816.66
7.2.50.0060.01016.82
7.2.40.0070.00516.74
7.2.30.0080.00816.75
7.2.20.0080.01116.72
7.2.10.0080.00616.68
7.2.00.0040.01017.36
7.1.330.0030.01315.67
7.1.320.0090.00015.77
7.1.310.0040.01115.48
7.1.300.0100.00315.61
7.1.290.0030.01015.64
7.1.280.0040.00715.84
7.1.270.0030.01415.80
7.1.260.0090.00915.84
7.1.250.0110.00715.59
7.1.100.0040.00817.96
7.1.70.0000.00716.92
7.1.60.0170.00719.82
7.1.50.0090.01216.92
7.1.00.0030.07722.43
7.0.200.0000.00916.93
7.0.140.0100.06722.12
7.0.100.0000.07019.98
7.0.90.0030.06319.88
7.0.80.0170.07019.85
7.0.70.0170.07719.89
7.0.60.0230.08019.83
7.0.50.0170.06720.29
7.0.40.0070.08320.17
7.0.30.0070.08320.14
7.0.20.0070.06019.94
7.0.10.0030.05320.16
7.0.00.0170.04020.03
5.6.280.0030.07320.91
5.6.250.0000.04720.51
5.6.240.0070.05320.63
5.6.230.0030.05720.61
5.6.220.0070.05020.54
5.6.210.0070.04020.58
5.6.200.0070.05021.07
5.6.190.0170.07320.95
5.6.180.0070.08721.05
5.6.170.0130.07321.01
5.6.160.0170.06321.16
5.6.150.0070.05021.13
5.6.140.0170.05321.16
5.6.130.0030.06721.13
5.6.120.0070.05321.07
5.6.110.0000.04721.00
5.6.100.0200.07021.04
5.6.90.0030.05321.06
5.6.80.0070.04020.38
5.6.70.0230.03320.40
5.6.60.0130.08020.39
5.6.50.0070.07720.41
5.6.40.0070.07020.34
5.6.30.0100.06320.24
5.6.20.0030.05020.38
5.6.10.0170.07720.44
5.6.00.0070.08020.44
5.5.380.0070.06720.39
5.5.370.0000.05020.38
5.5.360.0100.04720.33
5.5.350.0130.04020.32
5.5.340.0100.08320.64
5.5.330.0130.07720.88
5.5.320.0100.08020.78
5.5.310.0070.08320.79
5.5.300.0000.08020.91
5.5.290.0130.05720.82
5.5.280.0030.06020.82
5.5.270.0130.07320.87
5.5.260.0130.07720.91
5.5.250.0130.04020.69
5.5.240.0030.04320.16
5.5.230.0100.04320.26
5.5.220.0130.04720.19
5.5.210.0100.07320.18
5.5.200.0070.05020.26
5.5.190.0070.07720.07
5.5.180.0170.07020.23
5.5.160.0130.07320.12
5.5.150.0030.05020.05
5.5.140.0170.06020.26
5.5.130.0070.04720.27
5.5.120.0170.04020.13
5.5.110.0070.04020.25
5.5.100.0130.07319.93
5.5.90.0070.05020.04
5.5.80.0130.06719.99
5.5.70.0070.07719.98
5.5.60.0030.04019.98
5.5.50.0130.07320.03
5.5.40.0100.07320.04
5.5.30.0030.06720.12
5.5.20.0130.06020.04
5.5.10.0100.06320.04
5.5.00.0200.06720.09
5.4.450.0000.05319.37
5.4.440.0130.07319.41
5.4.430.0170.05319.36
5.4.420.0030.04719.37
5.4.410.0170.06719.38
5.4.400.0070.04319.10
5.4.390.0030.07718.88
5.4.380.0100.06718.91
5.4.370.0200.04018.90
5.4.360.0130.05719.04
5.4.350.0100.04018.90
5.4.340.0070.04318.88
5.4.320.0000.08319.18
5.4.310.0070.07719.18
5.4.300.0200.03018.94
5.4.290.0130.03719.12
5.4.280.0030.06019.16
5.4.270.0130.06018.86
5.4.260.0030.05019.03
5.4.250.0070.07318.90
5.4.240.0070.07719.13
5.4.230.0100.05019.12
5.4.220.0070.07319.13
5.4.210.0030.04718.89
5.4.200.0130.03319.12
5.4.190.0030.04319.04
5.4.180.0130.05019.02
5.4.170.0100.07319.17
5.4.160.0130.06719.02
5.4.150.0030.04019.14
5.4.140.0070.08016.26
5.4.130.0100.04316.25
5.4.120.0030.07316.36
5.4.110.0100.06316.34
5.4.100.0030.05016.36
5.4.90.0070.06016.55
5.4.80.0130.05716.38
5.4.70.0130.06716.38
5.4.60.0100.06016.42
5.4.50.0100.07716.36
5.4.40.0030.07316.50
5.4.30.0030.07316.43
5.4.20.0070.04316.32
5.4.10.0030.04016.41
5.4.00.0070.03315.79
5.3.290.0030.08014.61
5.3.280.0130.07014.55
5.3.270.0100.06014.64
5.3.260.0030.05314.57
5.3.250.0100.04014.59
5.3.240.0070.06014.73
5.3.230.0070.06314.63
5.3.220.0130.07014.55
5.3.210.0130.06314.64
5.3.200.0070.05014.72
5.3.190.0070.06014.53
5.3.180.0100.05014.56
5.3.170.0070.06314.67
5.3.160.0130.03714.59
5.3.150.0070.07714.59
5.3.140.0070.07314.57
5.3.130.0070.07714.58
5.3.120.0130.06714.63
5.3.110.0070.07714.62
5.3.100.0000.04014.16
5.3.90.0100.04014.09
5.3.80.0130.07014.10
5.3.70.0000.07714.09
5.3.60.0200.03714.02
5.3.50.0030.04314.05
5.3.40.0070.06013.99
5.3.30.0100.03713.94
5.3.20.0030.05713.80
5.3.10.0100.06713.70
5.3.00.0030.05313.75
5.2.170.0030.03311.18
5.2.160.0200.04711.22
5.2.150.0130.04011.21
5.2.140.0070.05311.07
5.2.130.0030.04011.25
5.2.120.0070.05311.05
5.2.110.0170.05011.17
5.2.100.0070.06011.12
5.2.90.0030.05311.13
5.2.80.0100.04711.16
5.2.70.0100.05311.22
5.2.60.0030.06311.18
5.2.50.0000.05311.03
5.2.40.0030.06710.98
5.2.30.0100.05711.09
5.2.20.0100.05011.08
5.2.10.0000.03710.73
5.2.00.0030.05310.71
5.1.60.0030.05710.23
5.1.50.0030.03710.23
5.1.40.0000.04710.23
5.1.30.0030.05310.24
5.1.20.0070.03310.39
5.1.10.0070.05010.23
5.1.00.0070.04310.23
5.0.50.0130.01310.23
5.0.40.0030.02310.23
5.0.30.0000.05710.23
5.0.20.0070.04310.23
5.0.10.0130.02310.23
5.0.00.0030.06010.23
4.4.90.0030.01710.23
4.4.80.0030.02310.23
4.4.70.0100.02010.23
4.4.60.0000.02310.23
4.4.50.0030.02310.23
4.4.40.0000.03010.23
4.4.30.0000.03710.23
4.4.20.0030.03710.23
4.4.10.0030.03710.23
4.4.00.0070.05010.23
4.3.110.0000.03310.23
4.3.100.0030.03310.23
4.3.90.0000.03710.23
4.3.80.0100.04310.23
4.3.70.0100.02710.23
4.3.60.0030.02010.23
4.3.50.0000.03710.23
4.3.40.0030.02710.23
4.3.30.0030.03310.23
4.3.20.0000.03710.23
4.3.10.0000.03010.23
4.3.00.0000.01710.23

preferences:
41.59 ms | 400 KiB | 5 Q