3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { protected $foo; public function __get($name) { echo "__get\n"; $this->{$name} = 'foo'; return $this->{$name}; } } $foo = new foo(); var_dump(empty($foo->foo)); var_dump($foo->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)
8.3.70.0090.00616.58
8.3.60.0100.01018.31
8.3.50.0190.00521.27
8.3.40.0150.00018.62
8.3.30.0070.01320.23
8.3.20.0060.00320.41
8.3.10.0080.00020.96
8.3.00.0070.00023.56
8.2.180.0130.00616.50
8.2.170.0140.00722.96
8.2.160.0100.00720.47
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0070.00021.14
8.2.110.0050.00519.38
8.2.100.0040.00717.72
8.2.90.0000.00819.22
8.2.80.0040.00419.46
8.2.70.0080.00017.63
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0080.00018.33
8.2.30.0060.00319.37
8.2.20.0040.00417.52
8.2.10.0000.00717.67
8.2.00.0000.00717.66
8.1.280.0070.00725.92
8.1.270.0000.00723.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0120.00022.54
8.1.230.0070.00321.02
8.1.220.0040.00418.77
8.1.210.0000.00918.89
8.1.200.0040.00417.35
8.1.190.0040.00417.66
8.1.180.0050.00318.10
8.1.170.0040.00418.53
8.1.160.0000.00718.80
8.1.150.0040.00418.63
8.1.140.0040.00417.36
8.1.130.0000.00717.82
8.1.120.0070.00017.43
8.1.110.0040.00417.47
8.1.100.0040.00417.35
8.1.90.0000.00817.46
8.1.80.0030.00317.45
8.1.70.0040.00417.37
8.1.60.0040.00417.54
8.1.50.0040.00417.50
8.1.40.0070.00017.48
8.1.30.0040.00417.66
8.1.20.0040.00417.57
8.1.10.0040.00417.60
8.1.00.0040.00417.50
8.0.300.0000.00719.88
8.0.290.0040.00417.18
8.0.280.0080.00018.48
8.0.270.0050.00217.20
8.0.260.0000.00916.82
8.0.250.0070.00016.94
8.0.240.0030.00616.94
8.0.230.0000.00716.84
8.0.220.0030.00316.93
8.0.210.0000.00816.88
8.0.200.0030.00316.95
8.0.190.0000.00716.85
8.0.180.0040.00416.79
8.0.170.0030.00616.86
8.0.160.0040.00316.75
8.0.150.0040.00416.71
8.0.140.0070.00416.88
8.0.130.0050.00213.38
8.0.120.0050.00316.75
8.0.110.0070.00016.78
8.0.100.0000.00816.76
8.0.90.0040.00416.99
8.0.80.0070.00716.83
8.0.70.0050.00316.77
8.0.60.0000.00716.86
8.0.50.0030.00516.93
8.0.30.0140.00517.09
8.0.20.0090.01017.40
8.0.10.0000.00716.86
8.0.00.0160.00416.63
7.4.330.0030.00315.02
7.4.320.0070.00016.57
7.4.300.0000.00716.54
7.4.290.0000.00616.48
7.4.280.0030.00316.46
7.4.270.0060.00016.57
7.4.260.0000.00713.25
7.4.250.0030.00516.45
7.4.240.0030.00316.54
7.4.230.0000.00716.46
7.4.220.0090.00916.57
7.4.210.0080.00916.63
7.4.200.0070.00016.69
7.4.190.0040.00416.55
7.4.160.0120.00416.28
7.4.150.0100.00917.40
7.4.140.0160.00317.86
7.4.130.0050.01216.51
7.4.120.0080.01016.57
7.4.110.0060.01116.45
7.4.100.0090.01216.41
7.4.90.0090.00916.41
7.4.80.0090.01219.39
7.4.70.0140.00616.53
7.4.60.0100.00716.57
7.4.50.0040.00416.32
7.4.40.0110.00422.77
7.4.30.0060.01216.55
7.4.00.0050.01215.10
7.3.330.0000.00513.11
7.3.320.0030.00313.37
7.3.310.0070.00016.11
7.3.300.0080.00016.16
7.3.290.0050.00816.30
7.3.280.0080.00816.26
7.3.270.0100.00717.40
7.3.260.0110.00918.24
7.3.250.0140.00916.30
7.3.240.0080.00816.41
7.3.230.0080.00816.39
7.3.210.0120.00616.36
7.3.200.0120.00919.39
7.3.190.0100.00716.43
7.3.180.0100.01016.54
7.3.170.0060.01316.35
7.3.160.0070.01416.33
7.3.120.0050.01214.88
7.3.110.0000.01615.03
7.3.100.0090.00014.78
7.3.90.0030.01314.59
7.3.80.0040.01114.76
7.3.70.0000.01314.61
7.3.60.0080.00614.90
7.3.50.0060.00914.56
7.3.40.0000.01614.47
7.3.30.0040.00714.77
7.3.20.0070.00716.85
7.3.10.0100.00616.73
7.3.00.0070.00716.58
7.2.330.0100.00716.75
7.2.320.0170.00616.74
7.2.310.0180.01016.66
7.2.300.0090.01216.65
7.2.290.0090.00616.44
7.2.250.0040.01414.83
7.2.240.0090.00914.78
7.2.230.0000.01714.81
7.2.220.0000.01814.84
7.2.210.0030.01415.12
7.2.200.0030.01015.05
7.2.190.0030.01015.16
7.2.180.0030.00914.83
7.2.170.0070.00715.14
7.2.60.0000.01216.80
7.1.330.0130.00015.84
7.1.320.0000.01015.76
7.1.310.0060.00615.88
7.1.300.0000.00815.39
7.1.290.0030.01015.43
7.1.280.0030.00715.56
7.1.270.0030.00915.83
7.1.260.0000.01115.79
7.1.200.0090.00315.52
7.1.70.0000.00817.15
7.1.60.0070.01719.17
7.1.50.0060.01917.00
7.1.00.0000.03722.33
7.0.200.0030.00316.67
7.0.140.0070.07021.92
7.0.60.0070.07021.71
7.0.50.0030.04017.86
7.0.40.0130.06020.30
7.0.30.0230.08320.32
7.0.20.0300.07320.33
7.0.10.0100.05320.26
7.0.00.0170.07720.19
5.6.280.0070.07020.93
5.6.210.0070.08020.77
5.6.200.0000.06318.22
5.6.190.0170.06320.39
5.6.180.0370.07020.48
5.6.170.0370.07020.55
5.6.160.0070.04020.54
5.6.150.0170.06718.24
5.6.140.0000.08318.15
5.6.130.0200.07718.28
5.6.120.0100.07721.00
5.6.110.0130.07020.97
5.6.100.0030.05321.04
5.6.90.0070.08721.00
5.6.80.0100.08020.39
5.5.350.0300.07320.41
5.5.340.0100.08017.98
5.5.330.0030.07020.42
5.5.320.0330.07320.38
5.5.310.0230.04020.34
5.5.300.0030.08317.98
5.5.290.0100.03318.02
5.5.280.0130.06020.80
5.5.270.0030.08720.78
5.5.260.0030.07320.79
5.5.250.0130.03020.75
5.5.240.0030.03720.16
5.4.450.4230.03719.30
5.4.440.4330.03019.40
5.4.430.0030.03719.45
5.4.420.1400.03719.43
5.4.410.3600.04019.24
5.4.400.3470.03719.13
5.4.390.3900.03019.14
5.4.380.3770.03718.93
5.4.370.4270.04019.06
5.4.360.4500.04319.08
5.4.350.4600.03719.22
5.4.340.4200.03718.99
5.4.320.4630.03718.93
5.4.310.4000.03719.03
5.4.300.4200.04319.22
5.4.290.4630.03718.98
5.4.280.4300.04318.96
5.4.270.4470.03318.98
5.4.260.3970.04318.99
5.4.250.3830.03719.25
5.4.240.4630.05319.14
5.4.230.3800.04719.12
5.4.220.4730.05319.25
5.4.210.3770.04019.20
5.4.200.3730.03319.14
5.4.190.4830.03319.21
5.4.180.4170.03019.21
5.4.170.3630.03318.96
5.4.160.4070.03319.20
5.4.150.3900.03719.15
5.4.140.4070.03716.36
5.4.130.3830.03016.50
5.4.120.4000.03316.34
5.4.110.4800.04016.52
5.4.100.3530.04016.48
5.4.90.3700.03316.44
5.4.80.3900.03316.43
5.4.70.3870.03316.31
5.4.60.4030.03316.41
5.4.50.4230.03016.42
5.4.40.4400.04316.52
5.4.30.4370.03316.61
5.4.20.4370.02716.48
5.4.10.4670.03316.32
5.4.00.4470.04015.82
5.3.290.4470.04314.73
5.3.280.4000.04314.59
5.3.270.3830.03714.63
5.3.260.4600.03314.61
5.3.250.4070.02714.66
5.3.240.4000.04314.60
5.3.230.3870.03314.64
5.3.220.4030.03014.70
5.3.210.4130.03714.59
5.3.200.3970.04014.58
5.3.190.3470.04014.72
5.3.180.4500.03314.72
5.3.170.3870.03714.55
5.3.160.4270.04314.58
5.3.150.3870.04014.56
5.3.140.4270.04014.46
5.3.130.4500.04014.55
5.3.120.4300.03314.55
5.3.110.4430.03314.54
5.3.100.4600.04014.07
5.3.90.4600.03314.09
5.3.80.4670.02714.02
5.3.70.4570.03314.07
5.3.60.4500.04314.02
5.3.50.4530.03713.84
5.3.40.4500.03013.89
5.3.30.4470.03713.90
5.3.20.4070.03713.77
5.3.10.0070.03013.70
5.3.00.1270.03313.73
5.2.170.4000.02011.11
5.2.160.4070.03011.30
5.2.150.3800.03711.07
5.2.140.4070.02711.20
5.2.130.2930.03011.18
5.2.120.0000.03311.11
5.2.110.0030.02711.07
5.2.100.3070.02011.15
5.2.90.3030.02711.02
5.2.80.3070.02711.01
5.2.70.3130.03011.02
5.2.60.3000.03011.11
5.2.50.2630.02711.16
5.2.40.2470.02710.94
5.2.30.2330.03011.11
5.2.20.2370.02710.96
5.2.10.2370.03011.02
5.2.00.2700.03010.74
5.1.60.2330.02710.06
5.1.50.2130.0239.91
5.1.40.2630.0209.96
5.1.30.2670.02710.30
5.1.20.2800.02310.51
5.1.10.2970.02710.21
5.1.00.2900.02310.12
5.0.50.1770.0238.70
5.0.40.1430.0238.50
5.0.30.0030.0378.22
5.0.20.0130.0208.25
5.0.10.0100.0408.31
5.0.00.0000.0678.13
4.4.90.1200.0136.03
4.4.80.1170.0176.03
4.4.70.1170.0176.03
4.4.60.1200.0136.03
4.4.50.1170.0176.03
4.4.40.1400.0276.03
4.4.30.1370.0176.03
4.4.20.1330.0176.03
4.4.10.1800.0176.03
4.4.00.1670.0306.03
4.3.110.1830.0206.03
4.3.100.0030.0336.03
4.3.90.0000.0236.03
4.3.80.0030.0406.03
4.3.70.0000.0206.03
4.3.60.0000.0336.03
4.3.50.0000.0206.03
4.3.40.0870.0306.03
4.3.30.0830.0176.03
4.3.20.0800.0176.03
4.3.10.0900.0176.03
4.3.00.0800.0136.03

preferences:
51.66 ms | 401 KiB | 5 Q