3v4l.org

run code in 300+ PHP versions simultaneously
<?php class X { function &__get($name) { $tmp = array('foo' => NULL); return $tmp; } } $x = new X; echo key($x->foo);

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)
8.3.60.0120.00318.25
8.3.50.0130.00921.15
8.3.40.0100.00318.57
8.3.30.0100.00620.33
8.3.20.0080.00020.21
8.3.10.0080.00021.09
8.3.00.0040.00422.39
8.2.180.0090.00916.32
8.2.170.0110.00422.96
8.2.160.0070.00722.16
8.2.150.0060.00324.18
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00420.73
8.2.110.0000.01020.81
8.2.100.0060.00617.78
8.2.90.0040.00719.17
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0030.00517.38
8.2.50.0050.00318.10
8.2.40.0040.00421.06
8.2.30.0070.00019.32
8.2.20.0040.00417.73
8.2.10.0030.00517.75
8.2.00.0070.00017.56
8.1.280.0060.00925.92
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00320.96
8.1.230.0040.00717.82
8.1.220.0000.00717.79
8.1.210.0080.00018.77
8.1.200.0030.00617.35
8.1.190.0000.00817.54
8.1.180.0080.00018.10
8.1.170.0000.00818.57
8.1.160.0000.00718.73
8.1.150.0070.00018.51
8.1.140.0000.01019.56
8.1.130.0050.00517.92
8.1.120.0040.00417.38
8.1.110.0040.00417.28
8.1.100.0040.00417.48
8.1.90.0000.00717.30
8.1.80.0000.00717.38
8.1.70.0070.00017.30
8.1.60.0030.00617.54
8.1.50.0000.00717.57
8.1.40.0040.00417.54
8.1.30.0040.00417.63
8.1.20.0030.00517.59
8.1.10.0030.00517.59
8.1.00.0000.00717.53
8.0.300.0050.00318.77
8.0.290.0060.00316.63
8.0.280.0030.00318.32
8.0.270.0000.00717.25
8.0.260.0030.00316.70
8.0.250.0000.00616.99
8.0.240.0040.00417.01
8.0.230.0000.00816.93
8.0.220.0070.00016.84
8.0.210.0000.00616.82
8.0.200.0050.00316.82
8.0.190.0030.00316.91
8.0.180.0040.00416.84
8.0.170.0040.00416.89
8.0.160.0030.00416.88
8.0.150.0000.00816.69
8.0.140.0000.00716.82
8.0.130.0050.00013.27
8.0.120.0000.00816.83
8.0.110.0030.00616.72
8.0.100.0000.00716.86
8.0.90.0020.00516.83
8.0.80.0040.01116.88
8.0.70.0040.00416.78
8.0.60.0000.00716.67
8.0.50.0000.00716.85
8.0.30.0120.00817.25
8.0.20.0100.00817.40
8.0.10.0030.00316.91
8.0.00.0090.01316.71
7.4.330.0070.00015.00
7.4.320.0000.00616.59
7.4.300.0000.00716.44
7.4.290.0040.00416.61
7.4.280.0030.00316.59
7.4.270.0040.00416.44
7.4.260.0050.00013.29
7.4.250.0000.00716.49
7.4.240.0050.00216.46
7.4.230.0030.00316.58
7.4.220.0090.01516.49
7.4.210.0110.00316.65
7.4.200.0000.00716.50
7.4.190.0000.00716.46
7.4.160.0100.00716.38
7.4.150.0130.00417.40
7.4.140.0120.01117.86
7.4.130.0080.00816.54
7.4.120.0100.00716.48
7.4.110.0090.01316.56
7.4.100.0070.01416.28
7.4.90.0120.00616.36
7.4.80.0030.01319.39
7.4.70.0100.00716.48
7.4.60.0120.00416.28
7.4.50.0040.00416.26
7.4.40.0070.00722.77
7.4.30.0110.01116.52
7.4.00.0090.00714.93
7.3.330.0000.00513.06
7.3.320.0000.00613.19
7.3.310.0040.00416.13
7.3.300.0040.00316.11
7.3.290.0090.00416.20
7.3.280.0070.00916.26
7.3.270.0070.01117.40
7.3.260.0130.00518.24
7.3.250.0120.00716.34
7.3.240.0030.01316.25
7.3.230.0030.01216.39
7.3.210.0120.00416.42
7.3.200.0110.00619.39
7.3.190.0140.00316.50
7.3.180.0060.00916.51
7.3.170.0130.00316.32
7.3.160.0090.00616.18
7.3.120.0110.00714.84
7.3.110.0140.00314.84
7.3.100.0070.00914.65
7.3.90.0060.00714.59
7.3.80.0100.00314.46
7.3.70.0050.00514.63
7.3.60.0050.00814.72
7.3.50.0080.00514.59
7.3.40.0070.00614.46
7.3.30.0040.01314.62
7.3.20.0060.00516.53
7.3.10.0090.00716.51
7.3.00.0050.00616.59
7.2.330.0140.00416.79
7.2.320.0060.01916.79
7.2.310.0130.01016.77
7.2.300.0100.00716.62
7.2.290.0070.01016.60
7.2.250.0080.01114.94
7.2.240.0030.01514.92
7.2.230.0100.00915.03
7.2.220.0080.01014.91
7.2.210.0070.00714.89
7.2.200.0050.00814.96
7.2.190.0050.01014.97
7.2.180.0060.01114.63
7.2.170.0080.00714.77
7.2.60.0220.01616.47
7.2.00.0000.01719.32
7.1.330.0030.00915.82
7.1.320.0050.01015.67
7.1.310.0030.01015.74
7.1.300.0110.00315.64
7.1.290.0090.00715.77
7.1.280.0070.00915.72
7.1.270.0050.00915.54
7.1.260.0060.00615.58
7.1.200.0060.00615.87
7.1.100.0030.01318.11
7.1.70.0000.00917.20
7.1.60.0120.01219.17
7.1.50.0100.01316.57
7.1.00.0030.03322.46
7.0.200.0000.00816.67
7.0.140.0170.06021.97
7.0.70.0000.07021.71
7.0.60.0130.06021.77
7.0.50.0070.07722.06
7.0.40.0030.06020.05
7.0.30.0100.08020.07
7.0.20.0030.06020.09
7.0.10.0030.06020.11
7.0.00.0100.07020.04
5.6.280.0030.07321.02
5.6.220.0070.08320.68
5.6.210.0070.07020.66
5.6.200.0030.06721.04
5.6.190.0070.06321.03
5.6.180.0170.08020.94
5.6.170.0070.07020.94
5.6.160.0070.07721.18
5.6.150.0000.06721.03
5.6.140.0000.06320.95
5.6.130.0030.06321.11
5.6.120.0100.07721.03
5.6.110.0070.09021.16
5.6.100.0070.08020.99
5.6.90.0100.05721.06
5.6.80.0030.04320.44
5.6.70.0030.04320.40
5.6.60.0030.04020.32
5.6.50.0030.04020.40
5.6.40.0000.04020.37
5.6.30.0000.04020.39
5.6.20.0030.03720.43
5.6.10.0000.03720.32
5.6.00.0000.04020.47
5.5.360.0030.08720.44
5.5.350.0030.08320.32
5.5.340.0100.08020.89
5.5.330.0100.06320.89
5.5.320.0070.09020.91
5.5.310.0000.05720.78
5.5.300.0000.07720.90
5.5.290.0030.08720.82
5.5.280.0200.06020.80
5.5.270.0000.06320.90
5.5.260.0030.09020.76
5.5.250.0030.09020.54
5.5.240.0000.06320.03
5.5.230.0000.08320.17
5.5.220.0000.04020.29
5.5.210.0000.04020.11
5.5.200.0000.06020.18
5.5.190.0000.04020.26
5.5.180.0030.05020.18
5.5.160.0030.03720.17
5.5.150.0070.03320.23
5.5.140.0000.04020.23
5.5.130.0000.03320.24
5.5.120.0030.03720.28
5.5.110.0000.04020.23
5.5.100.0030.05020.17
5.5.90.0000.03320.04
5.5.80.0070.03320.07
5.5.70.0030.03720.14
5.5.60.0030.03019.94
5.5.50.0070.03319.93
5.5.40.0000.04020.09
5.5.30.0030.03020.13
5.5.20.0000.03320.13
5.5.10.0100.02720.00
5.5.00.0030.04020.10
5.4.450.0030.07719.38
5.4.440.0070.07719.42
5.4.430.0070.07719.41
5.4.420.0070.08019.45
5.4.410.0000.04719.22
5.4.400.0000.05019.16
5.4.390.0070.05319.12
5.4.380.0000.03719.05
5.4.370.0030.03319.21
5.4.360.0000.04018.90
5.4.350.0070.04719.09
5.4.340.0000.03718.88
5.4.320.0030.03719.04
5.4.310.0000.04719.12
5.4.300.0030.03318.85
5.4.290.0030.03019.04
5.4.280.0030.03719.18
5.4.270.0000.03318.85
5.4.260.0000.04019.09
5.4.250.0000.04018.89
5.4.240.0000.03718.87
5.4.230.0070.02719.06
5.4.220.0000.03719.11
5.4.210.0030.03319.02
5.4.200.0030.03019.20
5.4.190.0000.03719.22
5.4.180.0030.03318.89
5.4.170.0000.03318.84
5.4.160.0000.03718.85
5.4.150.0000.03719.12
5.4.140.0000.03716.41
5.4.130.0030.03316.33
5.4.120.0070.03316.43
5.4.110.0030.03016.49
5.4.100.0000.03016.46
5.4.90.0000.03716.27
5.4.80.0000.03716.41
5.4.70.0030.03016.38
5.4.60.0000.03716.47
5.4.50.0030.03716.36
5.4.40.0000.06716.36
5.4.30.0030.07016.36
5.4.20.0000.04016.41
5.4.10.0030.06316.23
5.4.00.0030.06015.78
5.3.290.0030.03314.65
5.3.280.0100.03014.54
5.3.270.0000.03314.62
5.3.260.0000.03714.55
5.3.250.0000.03714.61
5.3.240.0030.03014.72
5.3.230.0000.06714.52
5.3.220.0030.03714.65
5.3.210.0000.04714.65
5.3.200.0030.03314.52
5.3.190.0030.03714.52
5.3.180.0070.03314.66
5.3.170.0000.03714.54
5.3.160.0000.04014.70
5.3.150.0000.04014.51
5.3.140.0000.04714.69
5.3.130.0030.07014.68
5.3.120.0030.05314.48
5.3.110.0030.08314.53
5.3.100.0130.05014.15
5.3.90.0030.06014.04
5.3.80.0070.04714.16
5.3.70.0070.06714.02
5.3.60.0070.05013.90
5.3.50.0000.08014.06
5.3.40.0000.07313.88
5.3.30.0000.07014.02
5.3.20.0070.07013.76
5.3.10.0070.06713.57
5.3.00.0000.08313.69
5.2.170.0000.05012.24
5.2.160.0070.05312.24
5.2.150.0070.05312.24
5.2.140.0030.06312.24
5.2.130.0000.06312.24
5.2.120.0000.06312.24
5.2.110.0130.04712.24
5.2.100.0030.05712.24
5.2.90.0000.06312.24
5.2.80.0000.04312.24
5.2.70.0030.03012.24
5.2.60.0070.05312.24
5.2.50.0100.05312.24
5.2.40.0030.06012.24
5.2.30.0000.06312.24
5.2.20.0030.04012.24
5.2.10.0070.05312.24
5.2.00.0070.04712.24
5.1.60.0030.05312.24
5.1.50.0070.02012.24
5.1.40.0030.04712.24
5.1.30.0030.05012.24
5.1.20.0000.05712.24
5.1.10.0000.05712.24
5.1.00.0000.04712.24
5.0.50.0030.05012.24
5.0.40.0000.04712.24
5.0.30.0000.05312.24
5.0.20.0030.04312.24
5.0.10.0000.04312.24
5.0.00.0000.03312.24
4.4.90.0000.02012.24
4.4.80.0070.02312.24
4.4.70.0000.02712.24
4.4.60.0000.02712.24
4.4.50.0000.03312.24
4.4.40.0030.03012.24
4.4.30.0000.03312.24
4.4.20.0030.03712.24
4.4.10.0000.02712.24
4.4.00.0000.04712.24
4.3.110.0000.03712.24
4.3.100.0070.03312.24
4.3.90.0000.03712.24
4.3.80.0030.02312.24
4.3.70.0070.02312.24
4.3.60.0000.03712.24
4.3.50.0070.02012.24
4.3.40.0030.04012.24
4.3.30.0030.03012.24
4.3.20.0070.01712.24
4.3.10.0000.02012.24
4.3.00.0030.03712.24

preferences:
47.8 ms | 401 KiB | 5 Q