3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Source: https://bugs.php.net/bug.php?id=60475 class Primary { public function __toString() { $GLOBALS['anObject'] = $this; return 'toString output from Primary'; } } $Foo = new Primary; str_replace('', '', $Foo); var_dump($GLOBALS['anObject']); // expected to be object of class Primary, actually string

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)
8.3.70.0150.00418.18
8.3.60.0100.01016.61
8.3.50.0160.00422.06
8.3.40.0080.00818.54
8.3.30.0040.01119.01
8.3.20.0080.00020.16
8.3.10.0080.00023.49
8.3.00.0030.00519.13
8.2.180.0140.00016.50
8.2.170.0110.00322.96
8.2.160.0130.00320.28
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0030.00526.16
8.2.120.0070.00022.21
8.2.110.0030.00820.79
8.2.100.0080.00417.78
8.2.90.0000.00819.29
8.2.80.0050.00318.05
8.2.70.0040.00717.63
8.2.60.0030.00617.92
8.2.50.0040.00418.07
8.2.40.0000.00918.09
8.2.30.0000.00818.16
8.2.20.0000.00717.67
8.2.10.0040.00418.09
8.2.00.0040.00417.62
8.1.280.0110.00425.92
8.1.270.0050.00522.20
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0090.00021.36
8.1.230.0080.00319.14
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0000.01117.35
8.1.190.0030.00517.53
8.1.180.0050.00518.10
8.1.170.0090.00018.51
8.1.160.0070.00022.02
8.1.150.0040.00418.61
8.1.140.0000.00717.41
8.1.130.0000.00717.86
8.1.120.0030.00717.46
8.1.110.0040.00417.53
8.1.100.0040.00417.41
8.1.90.0040.00417.52
8.1.80.0000.00817.50
8.1.70.0000.00817.42
8.1.60.0040.00417.46
8.1.50.0030.00517.43
8.1.40.0040.00417.46
8.1.30.0040.00417.61
8.1.20.0050.00317.64
8.1.10.0000.00817.54
8.1.00.0000.00817.42
8.0.300.0000.00718.77
8.0.290.0040.00417.04
8.0.280.0040.00418.39
8.0.270.0050.00317.21
8.0.260.0040.00416.83
8.0.250.0000.00717.01
8.0.240.0080.00016.96
8.0.230.0070.00016.96
8.0.220.0060.00016.90
8.0.210.0000.00716.85
8.0.200.0040.00417.03
8.0.190.0000.00816.98
8.0.180.0070.00016.86
8.0.170.0070.00016.91
8.0.160.0000.00716.89
8.0.150.0000.00716.81
8.0.140.0030.00516.86
8.0.130.0040.00413.37
8.0.120.0000.00916.86
8.0.110.0050.00316.80
8.0.100.0040.00416.90
8.0.90.0000.00716.97
8.0.80.0070.00716.86
8.0.70.0050.00317.02
8.0.60.0040.00416.70
8.0.50.0000.00716.73
8.0.30.0080.01016.93
8.0.20.0090.01217.40
8.0.10.0000.00717.03
8.0.00.0130.00616.78
7.4.330.0000.00515.00
7.4.320.0000.00616.58
7.4.300.0000.00716.50
7.4.290.0040.00416.48
7.4.280.0030.00316.61
7.4.270.0000.00716.46
7.4.260.0070.00016.54
7.4.250.0000.00716.55
7.4.240.0000.00716.59
7.4.230.0030.00316.60
7.4.220.0100.00716.58
7.4.210.0060.00916.59
7.4.200.0040.00416.71
7.4.190.0000.00716.54
7.4.160.0070.00716.58
7.4.150.0040.01317.40
7.4.140.0140.00617.86
7.4.130.0090.00916.61
7.4.120.0080.01316.48
7.4.110.0120.00616.43
7.4.100.0190.00316.45
7.4.90.0040.01416.31
7.4.80.0110.00819.39
7.4.70.0050.01116.55
7.4.60.0040.01216.50
7.4.50.0000.00816.46
7.4.40.0060.00922.77
7.4.30.0140.00316.54
7.4.00.0110.00714.72
7.3.330.0000.00513.24
7.3.320.0050.00013.07
7.3.310.0030.00316.24
7.3.300.0070.00016.27
7.3.290.0070.00716.29
7.3.280.0080.00816.29
7.3.270.0060.01217.40
7.3.260.0120.00616.22
7.3.250.0090.01216.48
7.3.240.0070.01016.29
7.3.230.0130.00316.46
7.3.210.0080.01116.35
7.3.200.0100.00719.39
7.3.190.0080.01216.31
7.3.180.0130.00716.54
7.3.170.0030.01316.27
7.3.160.0120.00916.50
7.3.120.0100.00614.63
7.3.10.0080.00616.67
7.3.00.0090.00016.54
7.2.330.0100.00716.32
7.2.320.0060.01116.63
7.2.310.0100.00716.68
7.2.300.0060.00916.45
7.2.290.0100.01016.58
7.2.130.0040.00716.91
7.2.120.0040.00716.56
7.2.110.0030.00717.04
7.2.100.0040.01016.82
7.2.90.0070.00716.98
7.2.80.0030.00916.76
7.2.70.0080.00416.81
7.2.60.0170.00716.76
7.2.50.0120.00316.87
7.2.40.0060.00317.05
7.2.30.0120.00316.98
7.2.20.0070.01016.93
7.2.10.0030.00616.83
7.2.00.0080.00816.94
7.1.250.0030.00715.81
7.1.200.0200.01315.39
7.1.70.0050.00317.16
7.1.60.0070.01719.33
7.1.50.0060.01616.98
7.1.00.0000.08022.36
7.0.200.0030.00516.86
7.0.140.0030.07322.21
7.0.100.0230.04319.99
7.0.90.0200.04719.89
7.0.80.0130.08719.91
7.0.70.0200.07719.95
7.0.60.0170.05719.95
7.0.50.0200.07320.38
7.0.40.0100.08020.17
7.0.30.0030.07320.07
7.0.20.0030.08019.96
7.0.10.0070.03720.17
7.0.00.0100.07320.04
5.6.280.0030.07321.16
5.6.250.0070.06720.60
5.6.240.0070.09020.68
5.6.230.0070.07020.63
5.6.220.0130.07020.58
5.6.210.0070.08320.69
5.6.200.0070.05021.05
5.6.190.0030.04321.04
5.6.180.0070.07720.94
5.6.170.0130.07321.01
5.6.160.0070.06721.02
5.6.150.0070.04721.01
5.6.140.0100.05720.92
5.6.130.0100.06721.08
5.6.120.0030.05721.04
5.6.110.0070.07020.93
5.6.100.0070.07321.09
5.6.90.0070.07721.06
5.6.80.0100.04020.48
5.6.70.0070.08320.40
5.6.60.0030.04720.43
5.6.50.0100.08020.35
5.6.40.0030.05720.40
5.6.30.0070.06320.41
5.6.20.0000.04320.40
5.6.10.0000.04020.31
5.6.00.0070.05720.43
5.5.380.0070.04320.38
5.5.370.0030.06020.35
5.5.360.0100.03720.33
5.5.350.0070.06320.38
5.5.340.0070.04720.73
5.5.330.0030.05320.83
5.5.320.0100.07320.80
5.5.310.0070.03720.77
5.5.300.0230.05320.87
5.5.290.0100.04720.90
5.5.280.0070.06020.79
5.5.270.0030.04320.85
5.5.260.0030.04320.88
5.5.250.0000.04320.70
5.5.240.0130.06020.28
5.5.230.0100.06320.15
5.5.220.0100.06720.20
5.5.210.0100.07320.14
5.5.200.0070.05020.26
5.5.190.0030.04720.22
5.5.180.0070.06320.29
5.5.160.0130.03020.27
5.5.150.0000.05020.27
5.5.140.0000.08020.08
5.5.130.0100.03720.18
5.5.120.0070.04320.25
5.5.110.0030.04720.18
5.5.100.0070.05720.08
5.5.90.0000.08019.97
5.5.80.0070.03720.07
5.5.70.0070.07720.00
5.5.60.0100.07020.11
5.5.50.0100.06720.00
5.5.40.0030.05320.15
5.5.30.0030.07020.00
5.5.20.0070.03720.06
5.5.10.0030.08019.97
5.5.00.0070.03720.05
5.4.450.0070.07019.54
5.4.440.0030.08719.45
5.4.430.0200.06319.45
5.4.420.0030.07319.27
5.4.410.0030.07719.32
5.4.400.0030.08719.09
5.4.390.0030.05719.13
5.4.380.0000.04019.09
5.4.370.0030.06719.12
5.4.360.0000.05719.00
5.4.350.0030.04719.13
5.4.340.0130.03718.88
5.4.320.0030.08319.14
5.4.310.0100.03719.05
5.4.300.0070.05019.09
5.4.290.0070.03319.19
5.4.280.0100.07019.23
5.4.270.0000.06719.18
5.4.260.0130.05318.90
5.4.250.0000.04018.89
5.4.240.0030.04019.18
5.4.230.0070.05719.20
5.4.220.0030.03719.01
5.4.210.0000.04319.15
5.4.200.0030.04319.18
5.4.190.0000.07719.20
5.4.180.0100.07719.02
5.4.170.0030.06719.02
5.4.160.0000.04019.07
5.4.150.0070.08319.03
5.4.140.0100.04316.42
5.4.130.0100.04716.35
5.4.120.0030.07716.39
5.4.110.0100.03316.47
5.4.100.0030.04016.36
5.4.90.0070.03316.36
5.4.80.0070.06716.35
5.4.70.0070.04716.39
5.4.60.0130.04016.25
5.4.50.0000.04716.39
5.4.40.0030.06316.46
5.4.30.0000.06716.47
5.4.20.0130.03316.24
5.4.10.0000.04316.44
5.4.00.0000.03315.94
5.3.290.0070.06315.66
5.3.280.0000.04015.66
5.3.270.0070.07715.66
5.3.260.0030.03715.66
5.3.250.0000.04015.66
5.3.240.0070.06715.66
5.3.230.0070.07315.66
5.3.220.0130.06015.66
5.3.210.0070.08015.66
5.3.200.0030.03715.66
5.3.190.0100.07315.66
5.3.180.0130.05315.66
5.3.170.0070.08015.66
5.3.160.0030.05715.66
5.3.150.0000.04015.66
5.3.140.0000.06015.66
5.3.130.0030.07015.66
5.3.120.0030.05315.66
5.3.110.0070.05015.66
5.3.100.0100.03015.66
5.3.90.0000.03315.66
5.3.80.0070.03315.66
5.3.70.0070.03315.66
5.3.60.0070.03315.66
5.3.50.0070.03315.66
5.3.40.0000.04015.66
5.3.30.0000.03015.66
5.3.20.0100.03015.66
5.3.10.0000.03015.66
5.3.00.0030.03015.66
5.2.170.0000.02715.66
5.2.160.0030.03015.66
5.2.150.0000.02715.66
5.2.140.0000.02715.66
5.2.130.0070.02715.66
5.2.120.0000.02715.66
5.2.110.0030.03315.66
5.2.100.0030.02715.66
5.2.90.0000.03015.66
5.2.80.0100.02315.66
5.2.70.0030.02715.66
5.2.60.0070.02015.66
5.2.50.0000.02715.66
5.2.40.0100.01715.66
5.2.30.0030.02315.66
5.2.20.0030.02715.66
5.2.10.0000.02315.66
5.2.00.0000.02715.66
5.1.60.0030.02015.66
5.1.50.0030.02015.66
5.1.40.0030.02015.66
5.1.30.0000.02715.66
5.1.20.0000.03015.66
5.1.10.0030.02015.66
5.1.00.0030.02015.66
5.0.50.0000.02015.66
5.0.40.0030.01715.66
5.0.30.0000.02715.66
5.0.20.0030.01715.66
5.0.10.0000.01715.66
5.0.00.0030.02715.66
4.4.90.0000.01315.66
4.4.80.0000.01315.66
4.4.70.0070.01015.66
4.4.60.0030.01315.66
4.4.50.0000.01315.66
4.4.40.0000.02015.66
4.4.30.0000.01315.66
4.4.20.0000.01715.66
4.4.10.0000.01715.66
4.4.00.0000.02715.66
4.3.110.0000.01315.66
4.3.100.0000.01715.66
4.3.90.0000.01315.66
4.3.80.0000.02315.66
4.3.70.0030.01015.66
4.3.60.0000.01315.66
4.3.50.0000.01315.66
4.3.40.0000.02015.66
4.3.30.0030.01315.66
4.3.20.0000.01315.66
4.3.10.0000.01315.66
4.3.00.0000.01715.66

preferences:
37.11 ms | 401 KiB | 5 Q