3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class parentTest{ protected $innerVar = ''; public function __construct() { if(empty($this->innerVar)){ echo 'too soon'; throw(new Exception('too soon')); } }}abstract class childTest extends parentTest{ protected $outerVar = ''; public function __construct() { if(empty($this->innerVar) || empty($this->outerVar)){ echo 'too soon'; throw(new Exception('too soon')); } }}class implTest extends parentTest{ protected $innerVar = 'hi';}class implChildTest extends childTest{ protected $innerVar = 'hi'; protected $outerVar = 'hello there';}new implTest();new implChildTest();

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)
8.3.70.0030.01216.58
8.3.60.0110.00916.75
8.3.50.0080.01022.83
8.3.40.0120.00318.60
8.3.30.0080.00518.86
8.3.20.0000.00820.22
8.3.10.0070.00021.77
8.3.00.0040.00417.38
8.2.180.0150.00016.38
8.2.170.0120.00322.96
8.2.160.0100.01020.57
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.01126.16
8.2.120.0080.00021.09
8.2.110.0070.00320.47
8.2.100.0080.00417.79
8.2.90.0020.00518.09
8.2.80.0060.00617.97
8.2.70.0050.00317.38
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0070.00018.09
8.2.30.0040.00418.02
8.2.20.0050.00217.72
8.2.10.0040.00418.07
8.2.00.0030.00517.63
8.1.280.0000.01425.92
8.1.270.0120.00624.02
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00422.07
8.1.230.0090.00320.97
8.1.220.0000.00917.74
8.1.210.0060.00319.04
8.1.200.0100.00017.25
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0060.00318.59
8.1.160.0070.00022.07
8.1.150.0040.00418.73
8.1.140.0040.00417.29
8.1.130.0000.00717.73
8.1.120.0040.00417.31
8.1.110.0020.00517.29
8.1.100.0040.00417.39
8.1.90.0000.00717.41
8.1.80.0050.00217.28
8.1.70.0070.00017.33
8.1.60.0040.00417.54
8.1.50.0060.00317.52
8.1.40.0040.00417.43
8.1.30.0040.00417.56
8.1.20.0030.00617.49
8.1.10.0040.00417.54
8.1.00.0000.00817.39
8.0.300.0030.00520.04
8.0.290.0040.00416.75
8.0.280.0080.00018.38
8.0.270.0000.00717.33
8.0.260.0000.00717.27
8.0.250.0070.00016.86
8.0.240.0000.00717.07
8.0.230.0050.00316.83
8.0.220.0070.00016.80
8.0.210.0000.00816.86
8.0.200.0040.00416.88
8.0.190.0020.00516.75
8.0.180.0000.00816.88
8.0.170.0000.00816.88
8.0.160.0000.00716.83
8.0.150.0080.00016.70
8.0.140.0040.00416.64
8.0.130.0050.00013.30
8.0.120.0030.00516.68
8.0.110.0070.00016.71
8.0.100.0040.00416.83
8.0.90.0050.00316.68
8.0.80.0130.00616.88
8.0.70.0040.00416.82
8.0.60.0040.00416.69
8.0.50.0030.00516.90
8.0.30.0070.01617.14
8.0.20.0090.00917.40
8.0.10.0040.00416.97
8.0.00.0090.01216.94
7.4.330.0060.00015.00
7.4.320.0070.00016.35
7.4.300.0030.00316.55
7.4.290.0070.00016.45
7.4.280.0070.00416.60
7.4.270.0000.00716.50
7.4.260.0070.00016.36
7.4.250.0020.00516.50
7.4.240.0020.00516.43
7.4.230.0000.00716.61
7.4.220.0110.00716.56
7.4.210.0100.00416.55
7.4.200.0000.00716.50
7.4.160.0050.01016.44
7.4.150.0090.00917.40
7.4.140.0070.01017.86
7.4.130.0070.01416.60
7.4.120.0110.00516.32
7.4.110.0130.00316.51
7.4.100.0000.01716.49
7.4.90.0070.01016.45
7.4.80.0060.01019.39
7.4.70.0120.00316.56
7.4.60.0130.00316.52
7.4.50.0060.00316.60
7.4.40.0040.01216.43
7.4.30.0080.00816.56
7.4.00.0080.00814.75
7.3.330.0060.00013.23
7.3.320.0000.00613.25
7.3.310.0050.00316.13
7.3.300.0050.00216.16
7.3.290.0130.00316.25
7.3.280.0090.00816.24
7.3.270.0120.01217.40
7.3.260.0100.00716.45
7.3.240.0140.00316.29
7.3.230.0060.01216.43
7.3.210.0090.00916.22
7.3.200.0120.00419.39
7.3.190.0120.00616.54
7.3.180.0060.01016.38
7.3.170.0090.00616.47
7.3.160.0130.00316.27
7.3.120.0040.01214.83
7.3.110.0030.01214.92
7.3.100.0150.00014.91
7.3.90.0030.00914.76
7.3.80.0150.00414.68
7.3.70.0060.01014.88
7.3.60.0090.00314.66
7.3.50.0040.01414.92
7.3.40.0000.01014.36
7.3.30.0090.00614.68
7.3.20.0070.00716.52
7.3.10.0060.01016.75
7.3.00.0090.00316.75
7.2.330.0160.00016.70
7.2.320.0130.00316.54
7.2.310.0130.00316.53
7.2.300.0080.00816.60
7.2.290.0100.01016.72
7.2.250.0070.00715.05
7.2.240.0060.01115.11
7.2.230.0120.00615.20
7.2.220.0100.00314.73
7.2.210.0150.00315.06
7.2.200.0000.01415.09
7.2.190.0040.01114.66
7.2.180.0090.00614.93
7.2.170.0090.00615.02
7.2.00.0200.01018.80
7.1.330.0080.00615.84
7.1.320.0120.00315.63
7.1.310.0100.00715.63
7.1.300.0040.01115.71
7.1.290.0060.00815.46
7.1.280.0070.00315.66
7.1.270.0090.00615.59
7.1.260.0070.00715.63
7.1.100.0060.00618.00
7.1.70.0090.00016.91
7.1.60.0070.01119.40
7.1.50.0140.01116.82
7.1.00.0030.07722.41
7.0.200.0080.00316.74
7.0.140.0100.07022.08
7.0.60.0100.08320.01
7.0.50.0070.03717.92
7.0.40.0100.06720.13
7.0.30.0270.06720.23
7.0.20.0230.04320.27
7.0.10.0070.09020.30
7.0.00.0100.08020.18
5.6.280.0030.07021.10
5.6.210.0030.07720.65
5.6.200.0170.07318.28
5.6.190.0000.06020.51
5.6.180.4030.04720.77
5.6.170.0230.05720.54
5.6.160.0070.06020.63
5.6.150.0000.05718.22
5.6.140.0130.07318.17
5.6.130.0030.04718.19
5.6.120.0130.07721.15
5.6.110.0300.06720.89
5.6.100.0030.04021.13
5.6.90.0070.04020.99
5.6.80.0130.03320.36
5.6.70.4200.04020.40
5.5.350.0170.07020.42
5.5.340.0130.07318.08
5.5.330.0070.04020.29
5.5.320.4030.04020.27
5.5.310.0270.04720.30
5.5.300.0070.06317.98
5.5.290.0130.07317.95
5.5.280.0070.08020.91
5.5.270.0070.04020.73
5.5.260.0030.09020.88
5.5.250.0000.06320.50
5.5.240.0330.06320.13
5.4.450.0830.03319.50
5.4.440.0470.02719.29
5.4.430.0200.04319.41
5.4.420.0300.04019.47
5.4.410.0470.05019.41
5.4.400.0530.04019.09
5.4.390.0530.04018.84
5.4.380.1170.05318.72
5.4.370.0800.06318.52
5.4.360.0970.06018.61
5.4.350.1030.05018.72
5.4.340.0970.05018.73
5.4.320.0080.03612.51
5.4.310.0040.03912.50
5.4.300.0030.03912.51
5.4.290.0080.03612.50
5.4.280.0030.03812.39
5.4.270.0040.03912.39
5.4.260.0060.03812.40
5.4.250.0060.03812.40
5.4.240.0050.03712.40
5.4.230.0070.03612.39
5.4.220.0070.03712.39
5.4.210.0070.03412.39
5.4.200.0060.03812.39
5.4.190.0070.03512.39
5.4.180.0070.03512.39
5.4.170.0060.03612.40
5.4.160.0070.03512.39
5.4.150.0080.03312.39
5.4.140.0070.03612.07
5.4.130.0040.03712.06
5.4.120.0090.03112.02
5.4.110.0020.03912.02
5.4.100.0060.03412.02
5.4.90.0070.03712.02
5.4.80.0030.03912.01
5.4.70.0050.03512.01
5.4.60.0060.03412.01
5.4.50.0040.03612.01
5.4.40.0070.03212.00
5.4.30.0010.03912.00
5.4.20.0040.03912.00
5.4.10.0080.03312.00
5.4.00.0050.03711.48
5.3.290.0020.04212.80
5.3.280.0100.03312.71
5.3.270.0050.04212.72
5.3.260.0030.04812.72
5.3.250.0070.03512.72
5.3.240.0060.03712.72
5.3.230.0060.03812.71
5.3.220.0070.03612.68
5.3.210.0050.04012.68
5.3.200.0060.03712.68
5.3.190.0060.03812.68
5.3.180.0070.04212.67
5.3.170.0040.03812.67
5.3.160.0030.03912.68
5.3.150.0060.03512.68
5.3.140.0060.03712.66
5.3.130.0060.03912.66
5.3.120.0080.04212.66
5.3.110.0070.03812.66
5.3.100.0080.03512.12
5.3.90.0050.03812.10
5.3.80.0090.03512.09
5.3.70.0080.03412.09
5.3.60.0040.03712.08
5.3.50.0050.03712.04
5.3.40.0080.03412.03
5.3.30.0060.03511.98
5.3.20.0080.03311.77
5.3.10.0060.03611.73
5.3.00.0050.03711.72
5.2.170.0070.0299.23
5.2.160.0080.0279.23
5.2.150.0030.0329.22
5.2.140.0030.0329.22
5.2.130.0060.0319.18
5.2.120.0030.0319.18
5.2.110.0060.0289.18
5.2.100.0050.0279.18
5.2.90.0050.0289.19
5.2.80.0090.0299.18
5.2.70.0050.0309.18
5.2.60.0010.0349.13
5.2.50.0050.0299.10
5.2.40.0040.0299.07
5.2.30.0050.0299.06
5.2.20.0060.0269.04
5.2.10.0030.0298.95
5.2.00.0030.0318.82
5.1.60.0020.0278.09
5.1.50.0020.0278.09
5.1.40.0050.0258.07
5.1.30.0050.0258.42
5.1.20.0030.0278.44
5.1.10.0030.0368.17
5.1.00.0060.0288.17
5.0.50.0040.0206.65
5.0.40.0050.0186.51
5.0.30.0050.0306.32
5.0.20.0020.0206.28
5.0.10.0040.0226.27
5.0.00.0020.0336.26
4.4.90.0020.0164.77
4.4.80.0030.0154.76
4.4.70.0040.0144.76
4.4.60.0010.0184.76
4.4.50.0040.0144.77
4.4.40.0040.0244.71
4.4.30.0000.0184.75
4.4.20.0030.0154.85
4.4.10.0030.0154.85
4.4.00.0020.0274.76
4.3.110.0040.0144.67
4.3.100.0030.0154.66
4.3.90.0010.0194.64
4.3.80.0030.0244.59
4.3.70.0040.0134.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0040.0224.54
4.3.30.0030.0153.28
4.3.20.0020.0153.26
4.3.10.0020.0153.22
4.3.00.0070.01315.90

preferences:
43.81 ms | 401 KiB | 5 Q