3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $var; public function buggy() { $bar = new Bar; $bar->prop = & $this->var; $bar->modify(); var_dump($this->var); } } class Bar { public $prop; public function modify() { $this->prop .= 'xxx'; } } $o = new Foo; $o->buggy();

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)
8.3.40.0070.00718.72
8.3.30.0140.00018.96
8.3.20.0070.00020.21
8.3.10.0080.00020.36
8.3.00.0050.00317.50
8.2.170.0110.00422.96
8.2.160.0110.00320.46
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0040.00422.06
8.2.110.0090.00022.11
8.2.100.0090.00317.72
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0040.00717.93
8.2.50.0040.00418.07
8.2.40.0050.00318.16
8.2.30.0040.00419.23
8.2.20.0050.00217.68
8.2.10.0040.00418.01
8.2.00.0040.00417.53
8.1.270.0100.00022.06
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0070.00323.68
8.1.230.0070.00419.15
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0050.00517.23
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0060.00318.53
8.1.160.0040.00421.94
8.1.150.0000.00718.74
8.1.140.0070.00017.45
8.1.130.0000.00817.83
8.1.120.0000.00717.31
8.1.110.0040.00417.28
8.1.100.0000.00717.29
8.1.90.0040.00417.39
8.1.80.0000.00717.32
8.1.70.0030.00317.25
8.1.60.0040.00417.46
8.1.50.0040.00417.57
8.1.40.0030.00517.54
8.1.30.0050.00317.71
8.1.20.0040.00417.64
8.1.10.0040.00417.54
8.1.00.0000.00717.50
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0070.00018.42
8.0.270.0030.00617.11
8.0.260.0030.00317.16
8.0.250.0040.00416.92
8.0.240.0050.00316.90
8.0.230.0030.00316.85
8.0.220.0040.00416.74
8.0.210.0030.00316.85
8.0.200.0000.00816.90
8.0.190.0050.00316.88
8.0.180.0050.00216.81
8.0.170.0070.00016.80
8.0.160.0040.00416.91
8.0.150.0070.00016.80
8.0.140.0070.00016.66
8.0.130.0030.00313.36
8.0.120.0050.00316.67
8.0.110.0000.00716.82
8.0.100.0040.00416.84
8.0.90.0040.00416.70
8.0.80.0120.00916.82
8.0.70.0030.00616.61
8.0.60.0040.00416.91
8.0.50.0050.00316.75
8.0.30.0060.01616.89
8.0.20.0110.00817.40
8.0.10.0030.00516.83
8.0.00.0080.01116.55
7.4.330.0000.00515.00
7.4.320.0000.00616.45
7.4.300.0000.00616.44
7.4.290.0040.00316.52
7.4.280.0040.00416.54
7.4.270.0030.00316.46
7.4.260.0000.00716.43
7.4.250.0040.00416.52
7.4.240.0010.00616.59
7.4.230.0030.00316.38
7.4.220.0060.01216.47
7.4.210.0120.00316.57
7.4.200.0030.00616.34
7.4.160.0060.01016.52
7.4.150.0050.01817.40
7.4.140.0110.01117.86
7.4.130.0120.00416.41
7.4.120.0110.00516.40
7.4.110.0090.00916.54
7.4.100.0180.00016.27
7.4.90.0070.01016.42
7.4.80.0140.00919.04
7.4.70.0070.01016.48
7.4.60.0200.00316.43
7.4.50.0060.00316.27
7.4.40.0070.01616.44
7.4.30.0100.00616.58
7.4.10.0080.00814.89
7.4.00.0040.01214.90
7.3.330.0060.00013.09
7.3.320.0000.00513.24
7.3.310.0050.00316.33
7.3.300.0030.00316.20
7.3.290.0040.01116.28
7.3.280.0100.00916.33
7.3.270.0140.00617.40
7.3.260.0080.00816.48
7.3.250.0120.00816.45
7.3.240.0130.00316.52
7.3.230.0100.01016.55
7.3.210.0060.01116.29
7.3.200.0160.00719.39
7.3.190.0080.00816.49
7.3.180.0160.00016.41
7.3.170.0070.01516.34
7.3.160.0100.00616.44
7.3.130.0130.00714.82
7.3.120.0060.01015.02
7.3.110.0100.01014.92
7.3.100.0060.00814.46
7.3.90.0100.00714.97
7.3.80.0060.00614.62
7.3.70.0050.00514.73
7.3.60.0030.00914.64
7.3.50.0030.00614.59
7.3.40.0060.00614.87
7.3.30.0030.00814.83
7.3.20.0030.00716.31
7.3.10.0030.00916.49
7.3.00.0070.00716.75
7.2.330.0060.01216.47
7.2.320.0060.01516.62
7.2.310.0030.01716.30
7.2.300.0060.01016.46
7.2.290.0060.01216.41
7.2.260.0100.00915.16
7.2.250.0060.01314.95
7.2.240.0040.01115.13
7.2.230.0060.00915.18
7.2.220.0080.00414.96
7.2.210.0060.00315.05
7.2.200.0070.01015.15
7.2.190.0030.00715.05
7.2.180.0040.00715.13
7.2.170.0060.01215.00
7.2.160.0040.00815.13
7.2.150.0070.00416.95
7.2.140.0100.00716.75
7.2.130.0060.00616.97
7.2.120.0120.00616.72
7.2.110.0120.00616.78
7.2.100.0080.00416.65
7.2.90.0110.00416.63
7.2.80.0050.00716.78
7.2.70.0060.01216.62
7.2.60.0090.00516.94
7.2.50.0000.00916.96
7.2.40.0030.00916.80
7.2.30.0090.00916.80
7.2.20.0040.00716.93
7.2.10.0110.00417.05
7.2.00.0070.00918.00
7.1.330.0030.01015.74
7.1.320.0030.00615.29
7.1.310.0060.00615.73
7.1.300.0030.01215.55
7.1.290.0030.00715.48
7.1.280.0000.01315.79
7.1.270.0000.01015.52
7.1.260.0080.00315.38
7.1.250.0030.00915.71
7.1.240.0030.01015.80
7.1.230.0030.01015.77
7.1.220.0110.00415.68
7.1.210.0040.00715.66
7.1.200.0020.01115.67
7.1.190.0070.00715.53
7.1.180.0130.00015.79
7.1.170.0090.00315.46
7.1.160.0100.00315.55
7.1.150.0070.01115.62
7.1.140.0050.00815.81
7.1.130.0030.01015.76
7.1.120.0070.01015.80
7.1.110.0070.01015.64
7.1.100.0060.00616.74
7.1.90.0070.00715.82
7.1.80.0000.01515.73
7.1.70.0070.00616.44
7.1.60.0120.00717.57
7.1.50.0090.01216.03
7.1.40.0080.00015.77
7.1.30.0060.00315.41
7.1.20.0040.01115.68
7.1.10.0110.00415.78
7.1.00.0050.04218.80
7.0.330.0060.00615.06
7.0.320.0070.00715.32
7.0.310.0060.01015.51
7.0.300.0040.00815.14
7.0.290.0060.01015.20
7.0.280.0100.00715.09
7.0.270.0070.00715.07
7.0.260.0030.01415.40
7.0.250.0090.00615.46
7.0.240.0040.00415.47
7.0.230.0030.01015.36
7.0.220.0040.00815.51
7.0.210.0030.01015.30
7.0.200.0070.00316.13
7.0.190.0060.00615.32
7.0.180.0040.00715.29
7.0.170.0060.00615.39
7.0.160.0110.00015.33
7.0.150.0070.00315.36
7.0.140.0000.04718.75
7.0.130.0070.00715.16
7.0.120.0000.01415.50
7.0.110.0060.00915.36
7.0.100.0060.00615.38
7.0.90.0050.00515.51
7.0.80.0040.01115.14
7.0.70.0030.00915.29
7.0.60.0060.03917.57
7.0.50.0070.04216.64
7.0.40.0080.04916.76
7.0.30.0200.04116.78
7.0.20.0100.02316.81
7.0.10.0030.02916.70
7.0.00.0060.02016.78
5.6.400.0080.00614.48
5.6.390.0070.01014.34
5.6.380.0000.01314.39
5.6.370.0130.00314.53
5.6.360.0130.00014.14
5.6.350.0090.00314.65
5.6.340.0030.00714.63
5.6.330.0040.00714.45
5.6.320.0100.00714.41
5.6.310.0030.01214.29
5.6.300.0080.00514.64
5.6.290.0040.00414.57
5.6.280.0050.04017.54
5.6.270.0120.00314.75
5.6.260.0030.01114.39
5.6.250.0030.01014.52
5.6.240.0030.00714.42
5.6.230.0070.01014.64
5.6.220.0070.01014.29
5.6.210.0130.03517.40
5.6.200.0050.02316.39
5.6.190.0110.04217.46
5.6.180.0230.03817.55
5.6.170.0120.04817.43
5.6.160.0050.03517.48
5.6.150.0070.04216.11
5.6.140.0130.03916.28
5.6.130.0150.03516.51
5.6.120.0060.02317.71
5.6.110.0030.02517.80
5.6.100.0070.03517.69
5.6.90.0090.03717.72
5.6.80.0030.02817.42
5.6.70.0090.00614.40
5.6.60.0000.01714.38
5.6.50.0060.00914.52
5.6.40.0060.00614.11
5.6.30.0030.01314.12
5.6.20.0000.01314.16
5.6.10.0090.00614.34
5.6.00.0030.00614.41
5.5.380.0090.00314.42
5.5.370.0070.00714.13
5.5.360.0030.00614.27
5.5.350.0110.01717.29
5.5.340.0080.04316.12
5.5.330.0060.04017.22
5.5.320.0230.03817.44
5.5.310.0170.04117.24
5.5.300.0070.03016.23
5.5.290.0050.03816.04
5.5.280.0070.03217.57
5.5.270.0100.02317.40
5.5.260.0070.04617.58
5.5.250.0060.02117.52
5.5.240.0070.03917.32
5.5.230.0030.01414.15
5.5.220.0040.01114.03
5.5.210.0120.00014.30
5.5.200.0030.00614.22
5.5.190.0030.01014.42
5.5.180.0070.00414.46
5.5.170.0070.00313.90
5.5.160.0100.00014.21
5.5.150.0060.00913.92
5.5.140.0090.00914.04
5.5.130.0060.01214.30
5.5.120.0140.00014.34
5.5.110.0090.00614.18
5.5.100.0040.01114.09
5.5.90.0070.00714.27
5.5.80.0040.00813.89
5.5.70.0030.00714.27
5.5.60.0060.00613.97
5.5.50.0100.00314.04
5.5.40.0060.00314.16
5.5.30.0090.00614.31
5.5.20.0070.00713.87
5.5.10.0100.00014.09
5.5.00.0120.00313.98
5.4.450.0360.04116.09
5.4.440.0380.03016.06
5.4.430.0430.03016.10
5.4.420.0430.02815.96
5.4.410.0180.03015.83
5.4.400.0190.01815.94
5.4.390.0400.03315.87
5.4.380.0170.03415.73
5.4.370.0180.03315.71
5.4.360.0150.03215.66
5.4.350.0200.03915.60
5.4.340.0270.02315.69
5.4.330.0000.01312.63
5.4.320.0060.02112.56
5.4.310.0050.02412.56
5.4.300.0070.01812.57
5.4.290.0060.02012.56
5.4.280.0030.02812.51
5.4.270.0080.02112.51
5.4.260.0080.01912.51
5.4.250.0060.02312.51
5.4.240.0040.02412.51
5.4.230.0050.02312.51
5.4.220.0050.02112.51
5.4.210.0070.01812.51
5.4.200.0050.02412.51
5.4.190.0070.01812.50
5.4.180.0030.02612.51
5.4.170.0080.01912.51
5.4.160.0040.02212.51
5.4.150.0060.01712.51
5.4.140.0060.02112.35
5.4.130.0090.01712.34
5.4.120.0050.02412.32
5.4.110.0050.02112.32
5.4.100.0050.02112.32
5.4.90.0070.02012.32
5.4.80.0030.02512.32
5.4.70.0020.02112.32
5.4.60.0020.02112.32
5.4.50.0050.01912.32
5.4.40.0030.02112.31
5.4.30.0050.01912.31
5.4.20.0060.02112.31
5.4.10.0040.01912.31
5.4.00.0020.02312.06
5.3.290.0080.03612.80
5.3.280.0070.03512.71
5.3.270.0070.03712.73
5.3.260.0020.04212.72
5.3.250.0100.03812.72
5.3.240.0080.03412.72
5.3.230.0070.03612.71
5.3.220.0040.03812.68
5.3.210.0070.03712.68
5.3.200.0070.03912.68
5.3.190.0050.04012.68
5.3.180.0040.03712.67
5.3.170.0060.03512.67
5.3.160.0060.04312.67
5.3.150.0070.04012.67
5.3.140.0070.03512.66
5.3.130.0060.04912.66
5.3.120.0050.03912.66
5.3.110.0080.03712.66
5.3.100.0080.03912.12
5.3.90.0040.03712.10
5.3.80.0050.03612.10
5.3.70.0060.03512.10
5.3.60.0060.04012.08
5.3.50.0050.03612.03
5.3.40.0060.03612.03
5.3.30.0060.04111.99
5.3.20.0080.03211.76
5.3.10.0030.03711.73
5.3.00.0040.03611.72
5.2.170.0070.0279.23
5.2.160.0060.0359.23
5.2.150.0030.0339.23
5.2.140.0090.0339.22
5.2.130.0080.0339.18
5.2.120.0060.0319.18
5.2.110.0050.0379.19
5.2.100.0060.0269.18
5.2.90.0050.0319.18
5.2.80.0050.0379.18
5.2.70.0040.0309.18
5.2.60.0040.0329.13
5.2.50.0090.0309.10
5.2.40.0060.0309.08
5.2.30.0030.0369.05
5.2.20.0040.0289.04
5.2.10.0040.0358.94
5.2.00.0060.0378.81
5.1.60.0030.0288.09
5.1.50.0070.0218.09
5.1.40.0060.0318.07
5.1.30.0040.0258.41
5.1.20.0060.0248.44
5.1.10.0030.0278.16
5.1.00.0020.0278.16
5.0.50.0050.0196.64
5.0.40.0040.0186.50
5.0.30.0050.0306.31
5.0.20.0040.0256.28
5.0.10.0050.0206.26
5.0.00.0020.0316.25
4.4.90.0030.0144.78
4.4.80.0020.0154.76
4.4.70.0030.0154.75
4.4.60.0020.0164.75
4.4.50.0010.0174.77
4.4.40.0050.0224.71
4.4.30.0000.0184.76
4.4.20.0030.0154.84
4.4.10.0050.0194.85
4.4.00.0010.0284.76
4.3.110.0050.0124.67
4.3.100.0030.0164.66
4.3.90.0020.0154.63
4.3.80.0030.0284.59
4.3.70.0020.0154.63
4.3.60.0020.0154.62
4.3.50.0010.0164.63
4.3.40.0020.0314.54
4.3.30.0040.0203.30
4.3.20.0010.0183.28
4.3.10.0000.0183.24
4.3.00.0200.0277.43

preferences:
41.32 ms | 400 KiB | 5 Q