3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $avar; } class B extends A { private $avar; public function hasAVar(){ return property_exists($this, 'avar'); } } $b = new B(); var_dump($b->hasAVar());

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)
8.3.60.0070.00718.31
8.3.50.0090.01022.73
8.3.40.0040.01118.71
8.3.30.0140.00019.08
8.3.20.0040.00420.05
8.3.10.0040.00423.54
8.3.00.0040.00419.25
8.2.180.0070.01116.50
8.2.170.0060.01322.96
8.2.160.0070.00720.45
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0060.00326.16
8.2.120.0040.00420.95
8.2.110.0060.00322.08
8.2.100.0000.01117.78
8.2.90.0000.00818.92
8.2.80.0090.00017.97
8.2.70.0040.00417.34
8.2.60.0000.00817.93
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0070.00017.88
8.2.20.0060.00317.68
8.2.10.0040.00418.06
8.2.00.0040.00417.65
8.1.280.0170.00325.92
8.1.270.0080.00023.70
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00923.96
8.1.230.0060.00719.21
8.1.220.0030.00517.74
8.1.210.0030.00518.77
8.1.200.0030.00617.00
8.1.190.0040.00417.00
8.1.180.0030.00518.10
8.1.170.0000.00818.44
8.1.160.0000.00821.82
8.1.150.0000.00718.82
8.1.140.0000.00717.30
8.1.130.0070.00017.82
8.1.120.0030.00417.31
8.1.110.0040.00417.41
8.1.100.0000.00817.33
8.1.90.0030.00717.34
8.1.80.0030.00717.27
8.1.70.0030.00317.34
8.1.60.0030.00517.53
8.1.50.0040.00417.43
8.1.40.0040.00417.51
8.1.30.0000.00817.61
8.1.20.0040.00417.60
8.1.10.0040.00417.48
8.1.00.0070.00017.50
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.42
8.0.270.0000.00717.10
8.0.260.0000.00717.22
8.0.250.0040.00416.95
8.0.240.0030.00616.82
8.0.230.0020.00516.88
8.0.220.0000.00616.89
8.0.210.0050.00216.81
8.0.200.0000.00616.89
8.0.190.0030.00616.89
8.0.180.0060.00316.89
8.0.170.0040.00416.85
8.0.160.0040.00416.74
8.0.150.0000.00716.63
8.0.140.0000.01016.80
8.0.130.0050.00013.26
8.0.120.0050.00216.85
8.0.110.0000.00716.67
8.0.100.0000.00716.89
8.0.90.0040.00416.61
8.0.80.0140.00716.82
8.0.70.0040.00416.87
8.0.60.0070.00016.71
8.0.50.0050.00316.87
8.0.30.0120.00716.97
8.0.20.0100.01017.40
8.0.10.0000.00716.82
8.0.00.0050.01316.67
7.4.330.0020.00215.00
7.4.320.0060.00016.39
7.4.300.0040.00416.58
7.4.290.0060.00016.60
7.4.280.0000.01116.64
7.4.270.0000.00816.58
7.4.260.0060.00316.60
7.4.250.0050.00316.37
7.4.240.0020.00616.50
7.4.230.0000.00716.41
7.4.220.0060.01116.41
7.4.210.0070.00716.40
7.4.200.0000.00716.34
7.4.160.0120.00916.57
7.4.150.0060.01217.40
7.4.140.0080.00817.86
7.4.130.0110.00916.49
7.4.120.0140.00316.55
7.4.110.0120.00616.55
7.4.100.0140.00316.57
7.4.90.0100.00716.47
7.4.80.0100.00719.39
7.4.70.0130.00616.53
7.4.60.0030.01216.63
7.4.50.0000.00416.50
7.4.40.0110.00516.44
7.4.30.0100.00616.35
7.4.00.0080.01015.04
7.3.330.0030.00313.23
7.3.320.0030.00313.18
7.3.310.0000.00716.03
7.3.300.0070.00016.28
7.3.290.0080.00816.25
7.3.280.0060.00816.24
7.3.270.0090.00817.40
7.3.260.0100.01016.51
7.3.250.0110.00616.32
7.3.240.0130.00616.47
7.3.230.0190.00416.39
7.3.210.0060.01216.38
7.3.200.0120.00619.39
7.3.190.0080.01016.34
7.3.180.0130.00916.32
7.3.170.0030.01216.27
7.3.160.0090.00616.29
7.3.120.0080.00815.97
7.3.110.0080.00716.01
7.3.100.0090.00615.77
7.3.90.0060.00915.98
7.3.80.0050.01115.90
7.3.70.0020.01015.78
7.3.60.0020.01415.90
7.3.50.0090.00515.79
7.3.40.0030.01015.74
7.3.30.0070.00715.94
7.3.20.0060.00616.73
7.3.10.0070.00716.76
7.3.00.0040.01016.95
7.2.330.0230.04016.32
7.2.320.0120.01216.28
7.2.310.0100.00716.39
7.2.300.0100.01016.67
7.2.290.0080.01116.63
7.2.250.0060.01214.82
7.2.240.0110.00516.19
7.2.230.0080.00516.05
7.2.220.0040.01015.93
7.2.210.0080.00816.00
7.2.200.0050.01015.98
7.2.190.0080.00715.98
7.2.180.0020.01316.03
7.2.170.0070.01116.00
7.2.160.0100.00717.15
7.2.150.0070.01017.15
7.2.140.0130.00317.15
7.2.130.0110.00017.15
7.2.120.0000.01617.15
7.2.110.0040.01117.15
7.2.100.0100.00717.15
7.2.90.0070.00717.15
7.2.80.0090.00617.15
7.2.70.0070.00717.15
7.2.60.0120.00617.15
7.2.50.0030.01017.15
7.2.40.0040.01117.15
7.2.30.0040.01117.15
7.2.20.0000.01417.15
7.2.10.0030.01317.15
7.2.00.0110.00717.15
7.1.330.0020.01416.51
7.1.320.0030.00916.46
7.1.310.0100.00716.27
7.1.300.0020.01016.37
7.1.290.0090.00516.31
7.1.280.0040.01116.43
7.1.270.0030.01116.36
7.1.260.0070.00616.31
7.1.250.0070.00717.15
7.1.100.0060.00617.75
7.1.70.0020.00517.28
7.1.60.0130.01019.40
7.1.50.0100.01316.91
7.1.00.0000.08022.40
7.0.200.0790.00714.67
7.0.140.0070.07021.95
7.0.60.0100.07020.03
7.0.50.0170.07317.85
7.0.40.0070.04020.04
7.0.30.0270.04020.28
7.0.20.0230.05720.08
7.0.10.0000.04720.07
7.0.00.0030.09020.05
5.6.280.0030.07320.89
5.6.210.0070.03720.65
5.6.200.0070.08018.19
5.6.190.0130.03320.34
5.6.180.0300.07720.48
5.6.170.0230.08320.57
5.6.160.0030.04320.52
5.6.150.0070.05318.27
5.6.140.0030.04318.18
5.6.130.0100.08018.18
5.6.120.0030.04021.02
5.6.110.0100.03321.02
5.6.100.0070.05021.12
5.6.90.0170.07021.01
5.6.80.0200.06720.39
5.5.350.0030.04020.44
5.5.340.0100.07717.97
5.5.330.0030.04720.44
5.5.320.0000.08320.34
5.5.310.0270.06320.24
5.5.300.0000.04317.94
5.5.290.0130.04317.92
5.5.280.0070.04020.77
5.5.270.0000.05720.88
5.5.260.0130.08020.96
5.5.250.0100.07320.61
5.5.240.0230.07720.13
5.4.450.0230.04019.57
5.4.440.0500.04319.28
5.4.430.0300.03719.56
5.4.420.0300.04319.52
5.4.410.0270.04719.26
5.4.400.0630.03019.14
5.4.390.0170.05719.20
5.4.380.0470.07018.74
5.4.370.0530.05318.47
5.4.360.0500.06318.82
5.4.350.0330.05718.79
5.4.340.0230.05718.74
5.4.320.0060.03912.50
5.4.310.0050.04112.50
5.4.300.0040.04812.50
5.4.290.0030.04112.50
5.4.280.0050.03512.39
5.4.270.0040.03712.39
5.4.260.0040.04012.39
5.4.250.0040.04012.39
5.4.240.0050.03712.39
5.4.230.0040.03912.39
5.4.220.0050.03912.39
5.4.210.0070.03412.38
5.4.200.0100.03812.38
5.4.190.0080.03512.39
5.4.180.0060.03712.39
5.4.170.0080.03512.40
5.4.160.0050.04212.39
5.4.150.0080.03412.39
5.4.140.0060.03812.07
5.4.130.0050.03612.06
5.4.120.0060.03612.02
5.4.110.0050.03612.01
5.4.100.0060.03612.01
5.4.90.0050.03712.01
5.4.80.0070.03512.02
5.4.70.0060.03512.01
5.4.60.0060.03512.01
5.4.50.0060.03512.00
5.4.40.0050.03512.00
5.4.30.0060.03511.99
5.4.20.0070.03611.99
5.4.10.0080.03411.99
5.4.00.0070.03511.48
5.3.290.0070.03712.80
5.3.280.0030.04012.71
5.3.270.0070.03912.73
5.3.260.0050.03912.72
5.3.250.0070.03512.72
5.3.240.0060.03712.72
5.3.230.0050.04012.71
5.3.220.0090.03312.68
5.3.210.0050.03912.68
5.3.200.0060.03612.68
5.3.190.0050.03912.68
5.3.180.0040.03812.67
5.3.170.0070.03512.67
5.3.160.0080.03412.68
5.3.150.0090.03612.67
5.3.140.0050.04312.66
5.3.130.0060.04012.66
5.3.120.0070.03812.66
5.3.110.0060.03812.66
5.3.100.0070.03812.12
5.3.90.0050.03812.10
5.3.80.0030.03812.09
5.3.70.0070.03512.09
5.3.60.0060.03612.08
5.3.50.0080.03512.02
5.3.40.0030.03912.02
5.3.30.0040.03711.98
5.3.20.0040.03611.76
5.3.10.0090.03111.73
5.3.00.0040.03711.71
5.2.170.0030.0329.21
5.2.160.0030.0319.21
5.2.150.0030.0329.22
5.2.140.0040.0329.21
5.2.130.0030.0309.17
5.2.120.0040.0289.17
5.2.110.0050.0319.18
5.2.100.0070.0269.18
5.2.90.0070.0269.18
5.2.80.0070.0289.17
5.2.70.0040.0319.18
5.2.60.0050.0299.13
5.2.50.0050.0309.10
5.2.40.0050.0289.07
5.2.30.0060.0349.05
5.2.20.0030.0309.03
5.2.10.0060.0328.94
5.2.00.0050.0298.81
5.1.60.0030.0258.09
5.1.50.0060.0338.08
5.1.40.0050.0258.06
5.1.30.0040.0268.42
5.1.20.0040.0278.44
5.1.10.0020.0288.16
5.1.00.0020.0278.16
5.0.50.0020.0226.64
5.0.40.0040.0186.50
5.0.30.0020.0326.32
5.0.20.0020.0206.28
5.0.10.0020.0216.26
5.0.00.0030.0326.25
4.4.90.0040.0144.78
4.4.80.0020.0154.75
4.4.70.0040.0184.75
4.4.60.0060.0194.76
4.4.50.0000.0184.77
4.4.40.0020.0264.71
4.4.30.0020.0164.76
4.4.20.0020.0154.85
4.4.10.0020.0164.85
4.4.00.0020.0254.76
4.3.110.0010.0184.67
4.3.100.0010.0204.66
4.3.90.0020.0154.63
4.3.80.0000.0274.59
4.3.70.0030.0144.63
4.3.60.0010.0164.63
4.3.50.0030.0154.62
4.3.40.0000.0274.53
4.3.30.0020.0153.30
4.3.20.0010.0163.28
4.3.10.0030.0143.23
4.3.00.0000.02015.62

preferences:
45.49 ms | 401 KiB | 5 Q