3v4l.org

run code in 300+ PHP versions simultaneously
<?php class AnyClass { public function getInstance() { static $instance; return $instance ?: $instance = new self(); } public function __get($name) { return $name; } } var_dump(!empty((AnyClass::getInstance()->title)), !empty(AnyClass::getInstance()->title));

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)
8.3.60.0120.00318.43
8.3.50.0140.00721.15
8.3.40.0070.00718.71
8.3.30.0100.00318.96
8.3.20.0070.00020.24
8.3.10.0000.00721.96
8.3.00.0050.00319.38
8.2.180.0040.01116.38
8.2.170.0000.01422.96
8.2.160.0130.00020.34
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0040.00422.23
8.2.110.0030.00621.00
8.2.100.0080.00317.84
8.2.90.0040.00417.97
8.2.80.0000.00919.03
8.2.70.0000.00817.48
8.2.60.0040.00417.78
8.2.50.0060.00318.07
8.2.40.0050.00218.22
8.2.30.0040.00417.93
8.2.20.0000.00717.66
8.2.10.0050.00318.04
8.2.00.0000.00817.55
8.1.280.0040.01425.92
8.1.270.0040.00424.01
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00723.79
8.1.230.0040.00820.97
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00717.10
8.1.190.0050.00317.10
8.1.180.0000.00818.10
8.1.170.0030.00618.46
8.1.160.0040.00421.86
8.1.150.0040.00418.74
8.1.140.0070.00017.23
8.1.130.0000.00817.71
8.1.120.0000.00817.36
8.1.110.0080.00017.35
8.1.100.0040.00417.32
8.1.90.0030.00317.28
8.1.80.0040.00417.32
8.1.70.0000.00717.19
8.1.60.0060.00317.52
8.1.50.0030.00517.42
8.1.40.0080.00017.43
8.1.30.0050.00317.53
8.1.20.0060.00317.52
8.1.10.0050.00217.56
8.1.00.0000.00717.34
8.0.300.0000.00719.98
8.0.290.0040.00416.75
8.0.280.0000.00718.36
8.0.270.0030.00317.13
8.0.260.0030.00318.45
8.0.250.0030.00316.88
8.0.240.0030.00316.84
8.0.230.0030.00316.86
8.0.220.0040.00416.95
8.0.210.0030.00316.84
8.0.200.0000.00716.96
8.0.190.0070.00016.82
8.0.180.0080.00016.82
8.0.170.0080.00016.89
8.0.160.0040.00416.77
8.0.150.0000.00816.82
8.0.140.0000.00816.81
8.0.130.0000.00513.40
8.0.120.0000.00816.80
8.0.110.0040.00416.90
8.0.100.0000.00816.86
8.0.90.0070.00016.93
8.0.80.0000.01416.84
8.0.70.0030.00616.84
8.0.60.0040.00416.76
8.0.50.0070.00016.87
8.0.30.0110.00817.20
8.0.20.0080.01317.40
8.0.10.0000.00717.01
8.0.00.0070.01216.77
7.4.330.0000.00515.09
7.4.320.0030.00616.57
7.4.300.0030.00316.59
7.4.290.0040.00416.59
7.4.280.0030.00316.45
7.4.270.0000.00716.42
7.4.260.0070.00316.42
7.4.250.0040.00416.45
7.4.240.0040.00416.46
7.4.230.0070.00016.47
7.4.220.0110.00616.65
7.4.210.0060.00916.47
7.4.200.0030.00316.43
7.4.160.0150.00016.48
7.4.150.0110.00717.40
7.4.140.0100.00817.86
7.4.130.0080.01016.66
7.4.120.0100.00716.53
7.4.110.0110.00616.57
7.4.100.0100.00716.61
7.4.90.0100.00716.36
7.4.80.0100.00719.39
7.4.70.0100.00716.46
7.4.60.0160.00016.53
7.4.50.0000.00416.47
7.4.40.0070.01216.54
7.4.30.0030.01416.63
7.4.00.0070.01115.05
7.3.330.0000.00613.43
7.3.320.0000.00613.37
7.3.310.0030.00316.25
7.3.300.0030.00316.38
7.3.290.0080.00616.35
7.3.280.0090.00616.37
7.3.270.0060.01217.40
7.3.260.0100.00616.30
7.3.250.0080.00916.34
7.3.240.0070.01416.36
7.3.230.0120.00616.59
7.3.210.0160.00316.60
7.3.200.0110.00719.39
7.3.190.0070.01116.41
7.3.180.0090.00916.39
7.3.170.0150.00616.51
7.3.160.0030.01416.59
7.3.120.0040.00714.83
7.3.110.0160.00314.63
7.3.100.0070.00714.95
7.3.90.0040.01414.76
7.3.80.0030.01014.83
7.3.70.0100.00714.82
7.3.60.0090.00614.89
7.3.50.0120.00314.87
7.3.40.0060.00914.71
7.3.30.0030.01014.93
7.3.20.0040.00716.71
7.3.10.0030.01316.38
7.3.00.0030.01016.45
7.2.330.0100.00716.37
7.2.320.0130.00316.52
7.2.310.0120.00816.62
7.2.300.0100.00616.38
7.2.290.0120.00616.67
7.2.250.0060.01314.87
7.2.240.0070.01015.00
7.2.230.0030.00614.92
7.2.220.0090.00914.91
7.2.210.0090.00614.89
7.2.200.0040.00815.08
7.2.190.0100.00715.09
7.2.180.0030.01014.95
7.2.170.0130.00315.05
7.2.60.0060.00916.72
7.2.00.0030.01319.01
7.1.330.0140.00015.79
7.1.320.0030.01315.71
7.1.310.0110.00315.93
7.1.300.0030.01015.91
7.1.290.0090.00315.89
7.1.280.0100.00715.57
7.1.270.0030.00715.63
7.1.260.0040.00715.59
7.1.200.0070.00715.60
7.1.100.0000.01018.14
7.1.70.0020.00516.82
7.1.60.0110.01419.32
7.1.50.0100.01317.05
7.1.00.0030.07722.32
7.0.200.0380.00314.96
7.0.140.0030.07321.97
7.0.60.0100.05020.03
7.0.50.0170.07017.88
7.0.40.0070.05719.96
7.0.30.0230.04720.10
7.0.20.0300.07720.19
7.0.10.0270.04020.12
7.0.00.0070.04020.14
5.6.280.0100.06720.90
5.6.210.0030.04020.66
5.6.200.0070.04318.16
5.6.190.0100.04020.52
5.6.180.3430.03320.47
5.6.170.0300.05020.46
5.6.160.0100.07720.50
5.6.150.0070.08018.19
5.6.140.0130.04318.26
5.6.130.0100.03718.16
5.6.120.0030.09321.05
5.6.110.0100.06020.94
5.6.100.0070.08021.14
5.6.90.0070.06020.99
5.6.80.0030.07020.43
5.6.70.4500.03720.43
5.5.350.0330.07720.54
5.5.340.0030.07018.08
5.5.330.0070.07320.19
5.5.320.0370.05720.23
5.5.310.0300.07320.35
5.5.300.0030.04717.92
5.5.290.0070.05317.98
5.5.280.0000.04320.89
5.5.270.0070.03720.98
5.5.260.0100.08020.96
5.5.250.0170.07020.71
5.5.240.0130.07320.16
5.4.450.0430.03719.57
5.4.440.0570.05319.32
5.4.430.0570.05319.48
5.4.420.0670.00019.36
5.4.410.0670.00019.27
5.4.400.0630.00019.34
5.4.390.0700.00019.16
5.4.380.0670.00019.07
5.4.370.0630.00019.08
5.4.360.0670.00019.13
5.4.350.0730.00019.09
5.4.340.0700.00019.16
5.4.320.0050.03712.52
5.4.310.0060.03812.52
5.4.300.0060.03712.52
5.4.290.0090.03512.52
5.4.280.0070.03412.41
5.4.270.0060.03612.41
5.4.260.0070.03612.41
5.4.250.0070.03612.41
5.4.240.0070.03412.41
5.4.230.0060.03712.40
5.4.220.0070.03512.40
5.4.210.0040.03612.40
5.4.200.0060.03712.40
5.4.190.0050.03612.40
5.4.180.0050.03612.40
5.4.170.0090.03312.41
5.4.160.0060.03712.40
5.4.150.0080.03412.40
5.4.140.0060.03812.09
5.4.130.0090.03212.07
5.4.120.0040.04312.04
5.4.110.0070.03312.04
5.4.100.0060.03512.03
5.4.90.0060.03712.04
5.4.80.0040.03912.04
5.4.70.0050.03512.04
5.4.60.0050.03412.03
5.4.50.0060.03412.03
5.4.40.0050.03512.02
5.4.30.0040.03812.02
5.4.20.0040.03612.01
5.4.10.0080.03312.01
5.4.00.0040.03811.51
5.3.290.0070.03912.80
5.3.280.0060.03712.71
5.3.270.0060.03912.73
5.3.260.0080.03612.72
5.3.250.0050.03712.71
5.3.240.0060.03612.71
5.3.230.0070.03712.71
5.3.220.0060.03612.68
5.3.210.0050.03912.68
5.3.200.0050.03712.68
5.3.190.0060.03712.68
5.3.180.0040.03812.67
5.3.170.0070.03412.67
5.3.160.0040.03812.68
5.3.150.0080.03512.67
5.3.140.0040.03812.66
5.3.130.0070.03712.65
5.3.120.0100.03612.66
5.3.110.0100.04412.66
5.3.100.0010.04112.13
5.3.90.0080.03312.11
5.3.80.0030.03812.09
5.3.70.0100.03112.10
5.3.60.0100.03212.09
5.3.50.0060.03612.03
5.3.40.0080.03312.03
5.3.30.0070.03311.98
5.3.20.0070.03511.77
5.3.10.0040.03811.73
5.3.00.0060.03611.72
5.2.170.0060.0319.23
5.2.160.0060.0289.23
5.2.150.0080.0289.22
5.2.140.0050.0319.22
5.2.130.0070.0279.18
5.2.120.0040.0319.18
5.2.110.0070.0349.18
5.2.100.0030.0309.18
5.2.90.0030.0309.18
5.2.80.0070.0279.17
5.2.70.0040.0309.18
5.2.60.0050.0299.13
5.2.50.0020.0329.10
5.2.40.0050.0289.07
5.2.30.0110.0239.05
5.2.20.0080.0279.04
5.2.10.0080.0378.94
5.2.00.0060.0308.81
5.1.60.0050.0248.10
5.1.50.0020.0278.09
5.1.40.0030.0258.07
5.1.30.0060.0248.41
5.1.20.0030.0288.44
5.1.10.0040.0278.17
5.1.00.0050.0258.16
5.0.50.0090.0156.64
5.0.40.0030.0206.50
5.0.30.0050.0296.32
5.0.20.0130.0106.28
5.0.10.0050.0186.26
5.0.00.0070.0276.25
4.4.90.0040.0144.78
4.4.80.0090.0124.76
4.4.70.0050.0164.75
4.4.60.0060.0124.75
4.4.50.0040.0144.77
4.4.40.0060.0224.71
4.4.30.0030.0154.76
4.4.20.0020.0164.85
4.4.10.0060.0124.85
4.4.00.0100.0194.76
4.3.110.0010.0204.67
4.3.100.0050.0124.66
4.3.90.0050.0124.64
4.3.80.0050.0224.58
4.3.70.0040.0134.63
4.3.60.0020.0154.63
4.3.50.0030.0154.63
4.3.40.0030.0234.54
4.3.30.0020.0193.30
4.3.20.0040.0173.28
4.3.10.0020.0173.24
4.3.00.0170.00713.50

preferences:
43.3 ms | 401 KiB | 5 Q