3v4l.org

run code in 300+ PHP versions simultaneously
<?php $objNoClone = new class extends stdclass { public function __construct(){ $this->a = 1; $this->b = 2; $this->c = 3; } }; $objWithClone = new class extends stdclass { public function __construct(){ $this->a = 1; $this->b = 2; $this->c = 3; } public function __clone(){} }; $counter = 0; foreach ($objNoClone as $p => $v) { echo "$counter : $v\n"; $clone = clone $objNoClone; $ref = &$objNoClone->$p; if (++$counter >= 5){ break; } } echo "\n\n"; $counter = 0; foreach ($objWithClone as $p => $v) { echo "$counter : $v\n"; $clone = clone $objWithClone; $ref = &$objWithClone->$p; if (++$counter >= 5){ break; } }

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)
8.5.30.0100.00721.18
8.5.20.0100.00720.23
8.5.10.0170.00421.27
8.5.00.0160.00519.95
8.4.180.0100.01219.71
8.4.170.0150.00720.54
8.4.160.0140.00922.32
8.4.150.0090.00516.77
8.4.140.0130.00817.48
8.4.130.0070.00917.65
8.4.120.0110.00820.71
8.4.110.0140.00622.38
8.4.100.0110.01217.96
8.4.90.0110.01017.79
8.4.80.0010.00817.76
8.4.70.0170.00619.51
8.4.60.0100.01118.83
8.4.50.0120.00818.57
8.4.40.0000.00820.66
8.4.30.0110.00723.91
8.4.20.0130.00319.67
8.4.10.0050.00322.30
8.3.300.0120.00920.79
8.3.290.0100.01020.82
8.3.280.0120.01018.37
8.3.270.0110.00916.87
8.3.260.0100.00916.66
8.3.250.0100.00819.04
8.3.240.0070.00516.70
8.3.230.0080.01016.58
8.3.220.0110.00717.25
8.3.210.0090.00516.80
8.3.200.0070.00216.82
8.3.190.0130.00716.92
8.3.180.0030.00518.92
8.3.170.0100.01016.64
8.3.160.0070.01117.33
8.3.150.0070.01118.87
8.3.140.0110.00419.10
8.3.130.0050.00518.21
8.3.120.0040.00419.00
8.3.110.0160.00420.94
8.3.100.0060.00324.06
8.3.90.0080.00026.77
8.3.80.0040.00418.55
8.3.70.0070.01016.75
8.3.60.0100.01316.88
8.3.50.0110.00716.82
8.3.40.0090.00923.66
8.3.30.0150.00018.62
8.3.20.0060.00324.18
8.3.10.0040.00424.66
8.3.00.0090.00026.16
8.2.300.0080.01122.16
8.2.290.0080.01020.43
8.2.280.0100.00918.73
8.2.270.0060.01216.75
8.2.260.0070.01116.59
8.2.250.0040.00418.54
8.2.240.0000.00817.23
8.2.230.0060.00322.58
8.2.220.0040.00437.54
8.2.210.0150.00726.77
8.2.200.0030.00716.38
8.2.190.0100.00716.75
8.2.180.0120.00925.92
8.2.170.0040.01118.65
8.2.160.0000.01322.96
8.2.150.0000.00825.66
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0060.00319.51
8.2.110.0090.00020.35
8.2.100.0070.00417.78
8.2.90.0050.00317.63
8.2.80.0030.00718.79
8.2.70.0000.00917.63
8.2.60.0150.00217.31
8.2.50.0090.00817.38
8.2.40.0120.00517.25
8.2.30.0100.00817.31
8.2.20.0080.00917.55
8.2.10.0120.00417.56
8.2.00.0120.00417.48
8.1.340.0120.00817.66
8.1.330.0140.00522.04
8.1.320.0060.00516.08
8.1.310.0110.00716.78
8.1.300.0060.00318.71
8.1.290.0060.00330.84
8.1.280.0110.00425.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00623.76
8.1.230.0040.00720.97
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0120.00417.18
8.1.180.0110.00516.99
8.1.170.0130.00517.19
8.1.160.0180.00216.93
8.1.150.0110.00717.19
8.1.140.0090.00717.25
8.1.130.0110.00617.30
8.1.120.0100.00517.25
8.1.110.0130.00317.23
8.1.100.0100.00717.19
8.1.90.0120.00417.25
8.1.80.0140.00317.11
8.1.70.0130.00317.30
8.1.60.0110.00617.37
8.1.50.0170.00117.35
8.1.40.0110.00617.38
8.1.30.0080.01117.50
8.1.20.0130.00417.37
8.1.10.0130.00417.25
8.1.00.0150.00217.25
8.0.300.0070.00018.77
8.0.290.0080.00016.88
8.0.280.0040.01016.52
8.0.270.0090.00816.62
8.0.260.0080.00816.52
8.0.250.0120.00416.52
8.0.240.0140.00216.75
8.0.230.0060.01116.63
8.0.220.0120.00616.55
8.0.210.0140.00416.52
8.0.200.0050.01116.69
8.0.190.0150.00516.63
8.0.180.0120.00616.69
8.0.170.0120.00416.63
8.0.160.0110.00616.62
8.0.150.0110.00616.60
8.0.140.0100.00716.63
8.0.130.0120.00416.69
8.0.120.0110.00616.52
8.0.110.0140.00316.70
8.0.100.0120.00516.63
8.0.90.0090.00716.57
8.0.80.0080.00916.63
8.0.70.0080.00916.56
8.0.60.0120.00416.74
8.0.50.0070.00816.57
8.0.30.0120.00516.57
8.0.20.0130.00316.68
8.0.10.0090.00716.69
8.0.00.0130.00416.63
7.4.330.0120.00316.52
7.4.320.0160.00316.52
7.4.300.0170.00016.52
7.4.290.0100.00516.52
7.4.280.0080.00816.52
7.4.270.0150.00416.52
7.4.260.0120.00216.52
7.4.250.0070.01016.52
7.4.240.0120.00416.52
7.4.230.0120.00416.52
7.4.220.0110.00516.52
7.4.210.0150.00016.52
7.4.200.0120.00216.52
7.4.190.0040.01116.52
7.4.180.0120.00416.52
7.4.160.0120.00416.52
7.4.150.0120.00416.52
7.4.140.0150.00016.52
7.4.130.0150.00016.52
7.4.120.0090.00616.52
7.4.110.0150.00016.52
7.4.100.0070.00716.52
7.4.90.0160.00016.52
7.4.80.0120.00316.52
7.4.70.0080.00816.52
7.4.60.0140.00316.52
7.4.50.0120.00516.52
7.4.40.0120.00316.52
7.4.30.0100.00516.52
7.4.20.0150.00016.52
7.4.10.0120.00316.52
7.4.00.0120.00416.52
7.3.330.0120.00216.52
7.3.320.0110.00316.52
7.3.310.0100.00516.52
7.3.300.0110.00416.52
7.3.290.0130.00316.52
7.3.280.0120.00316.52
7.3.270.0160.00016.52
7.3.260.0120.00316.52
7.3.250.0080.00816.52
7.3.240.0090.00616.52
7.3.230.0070.00716.52
7.3.220.0160.00016.52
7.3.210.0090.00716.52
7.3.200.0040.01216.52
7.3.190.0120.00316.52
7.3.180.0110.00716.52
7.3.170.0050.01116.52
7.3.160.0150.00016.52
7.3.150.0080.00816.52
7.3.140.0160.00016.52
7.3.130.0060.01216.52
7.3.120.0100.00516.52
7.3.110.0110.00516.52
7.3.100.0090.00616.52
7.3.90.0100.00516.52
7.3.80.0160.00016.52
7.3.70.0160.00016.52
7.3.60.0110.00416.52
7.3.50.0110.00616.52
7.3.40.0110.00416.52
7.3.30.0080.00816.52
7.3.20.0130.00316.52
7.3.10.0120.00516.52
7.3.00.0110.00616.52
7.2.340.0160.00016.52
7.2.330.0150.00016.52
7.2.320.0110.00416.52
7.2.310.0150.00016.52
7.2.300.0120.00316.52
7.2.290.0130.00316.52
7.2.280.0150.00016.52
7.2.270.0140.00016.52
7.2.260.0120.00416.52
7.2.250.0050.01016.52
7.2.240.0100.00516.52
7.2.230.0080.00816.52
7.2.220.0170.00016.52
7.2.210.0130.00316.52
7.2.200.0110.00516.52
7.2.190.0100.00516.52
7.2.180.0130.00316.52
7.2.170.0070.00716.52
7.2.160.0140.00316.52
7.2.150.0120.00416.52
7.2.140.0130.00316.52
7.2.130.0140.00316.52
7.2.120.0140.00416.52
7.2.110.0100.00516.52
7.2.100.0160.00016.52
7.2.90.0110.00616.52
7.2.80.0080.00816.52
7.2.70.0110.00616.52
7.2.60.0100.00516.52
7.2.50.0140.00316.52
7.2.40.0140.00316.52
7.2.30.0080.00816.52
7.2.20.0120.00316.52
7.2.10.0110.00516.52
7.2.00.0100.00616.52
7.1.330.0080.00616.52
7.1.320.0070.00716.52
7.1.310.0150.00016.52
7.1.300.0070.00716.52
7.1.290.0170.00016.52
7.1.280.0040.01116.52
7.1.270.0110.00416.52
7.1.260.0100.00516.52
7.1.250.0090.00916.52
7.1.240.0360.00416.52
7.1.230.0090.00616.52
7.1.220.0150.00216.52
7.1.210.0150.00016.52
7.1.200.0080.00816.52
7.1.190.0110.00416.52
7.1.180.0130.00316.52
7.1.170.0150.00016.52
7.1.160.0090.00616.52
7.1.150.0110.00316.52
7.1.140.0100.00716.52
7.1.130.0060.00916.52
7.1.120.0150.00016.52
7.1.110.0090.00616.52
7.1.100.0130.00316.52
7.1.90.0140.00016.52
7.1.80.0110.00416.52
7.1.70.0100.00516.52
7.1.60.0070.00716.52
7.1.50.0150.00016.52
7.1.40.0140.00016.52
7.1.30.0150.00016.52
7.1.20.0270.00716.52
7.1.10.0120.00316.52
7.1.00.0150.00016.52
7.0.330.0150.00016.52
7.0.320.0140.00016.52
7.0.310.0090.00616.52
7.0.300.0090.00716.52
7.0.290.0160.00016.52
7.0.280.0100.00316.52
7.0.270.0100.00516.52
7.0.260.0150.00016.52
7.0.250.0080.00816.52
7.0.240.0110.00416.52
7.0.230.0110.00416.52
7.0.220.0140.00316.52
7.0.210.0110.00316.52
7.0.200.0140.00016.52
7.0.190.0140.00016.52
7.0.180.0000.01516.52
7.0.170.0140.00016.52
7.0.160.0070.00716.52
7.0.150.0140.00016.52
7.0.140.0290.00716.52
7.0.130.0120.00316.52
7.0.120.0080.00616.52
7.0.110.0090.00516.52
7.0.100.0140.00016.52
7.0.90.0040.01016.52
7.0.80.0140.00016.52
7.0.70.0090.00416.52
7.0.60.0030.01116.52
7.0.50.0080.00616.52
7.0.40.0090.00516.52
7.0.30.0060.00916.52
7.0.20.0070.00716.52
7.0.10.0070.00716.52
7.0.00.0100.00316.52
5.6.400.0150.00016.52
5.6.390.0140.00016.52
5.6.380.0070.00716.52
5.6.370.0090.00416.52
5.6.360.0140.00016.52
5.6.350.0090.00416.52
5.6.340.0080.00416.52
5.6.330.0140.00016.52
5.6.320.0150.00016.52
5.6.310.0100.00516.52
5.6.300.0130.00016.52
5.6.290.0130.00016.52
5.6.280.0090.00416.52
5.6.270.0060.00616.52
5.6.260.0070.00716.52
5.6.250.0070.00716.52
5.6.240.0070.00716.52
5.6.230.0100.00516.52
5.6.220.0100.00516.52
5.6.210.0140.00016.52
5.6.200.0140.00016.52
5.6.190.0150.00016.52
5.6.180.0060.00916.52
5.6.170.0150.00316.52
5.6.160.0120.00416.52
5.6.150.0080.00816.52
5.6.140.0070.01016.52
5.6.130.0130.00316.52
5.6.120.0110.00516.52
5.6.110.0100.00516.52
5.6.100.0100.00516.52
5.6.90.0160.00016.52
5.6.80.0090.00516.52
5.6.70.0150.00016.52
5.6.60.0120.00216.52
5.6.50.0090.00516.52
5.6.40.0110.00416.52
5.6.30.0110.00416.52
5.6.20.0180.00016.52
5.6.10.0080.00516.52
5.6.00.0090.00516.52
5.5.380.0150.00016.52
5.5.370.0130.00016.52
5.5.360.0130.00316.52
5.5.350.0160.00016.52
5.5.340.0070.00716.52
5.5.330.0160.00316.52
5.5.320.0130.00316.52
5.5.310.0100.00516.52
5.5.300.0050.01016.52
5.5.290.0090.00616.52
5.5.280.0070.00716.52
5.5.270.0000.01516.52
5.5.260.0070.01016.52
5.5.250.0110.00416.52
5.5.240.0150.00016.52
5.5.230.0150.00016.52
5.5.220.0060.00916.52
5.5.210.0070.00716.52
5.5.200.0070.00716.52
5.5.190.0130.00016.52
5.5.180.0080.00816.52
5.5.170.0160.00016.52
5.5.160.0070.00716.52
5.5.150.0120.00416.52
5.5.140.0090.00416.52
5.5.130.0090.00616.52
5.5.120.0120.00416.52
5.5.110.0110.00616.52
5.5.100.0200.00016.52
5.5.90.0070.00716.52
5.5.80.0110.00316.52
5.5.70.0070.00716.52
5.5.60.0000.01416.52
5.5.50.0100.00316.52
5.5.40.0070.00716.52
5.5.30.0050.01016.52
5.5.20.0090.00616.52
5.5.10.0100.00516.52
5.5.00.0120.00316.52
5.4.450.0110.00016.52
5.4.440.0060.00616.52
5.4.430.0120.00016.52
5.4.420.0070.00316.52
5.4.410.0110.00016.52
5.4.400.0070.00716.52
5.4.390.0060.00716.52
5.4.380.0110.00016.52
5.4.370.0030.00716.52
5.4.360.0080.00316.52
5.4.350.0030.00716.52
5.4.340.0070.00216.52
5.4.330.0050.00516.52
5.4.320.0050.00516.52
5.4.310.0100.00016.52
5.4.300.0100.00016.52
5.4.290.0080.00316.52
5.4.280.0060.00616.52
5.4.270.0070.00316.52
5.4.260.0100.00016.52
5.4.250.0100.00016.52
5.4.240.0100.00016.52
5.4.230.0000.01016.52
5.4.220.0070.00416.52
5.4.210.0100.00016.52
5.4.200.0060.00316.52
5.4.190.0080.00316.52
5.4.180.0070.00316.52
5.4.170.0070.00316.52
5.4.160.0030.00616.52
5.4.150.0100.00016.52
5.4.140.0090.00216.52
5.4.130.0070.00316.52
5.4.120.0030.00616.52
5.4.110.0080.00216.52
5.4.100.0100.00016.52
5.4.90.0090.00016.52
5.4.80.0100.00016.52
5.4.70.0100.00016.52
5.4.60.0050.00516.52
5.4.50.0050.00516.52
5.4.40.0060.00316.52
5.4.30.0050.00516.52
5.4.20.0140.00016.52
5.4.10.0070.00416.52
5.4.00.0060.00616.52
5.3.290.0070.00416.52
5.3.280.0100.00016.52
5.3.270.0110.00016.52
5.3.260.0070.00216.52
5.3.250.0100.00016.52
5.3.240.0050.00516.52
5.3.230.0070.00316.52
5.3.220.0050.00516.52
5.3.210.0100.00016.52
5.3.200.0100.00016.52
5.3.190.0100.00016.52
5.3.180.0100.00016.52
5.3.170.0050.00516.52
5.3.160.0090.00216.52
5.3.150.0090.00316.52
5.3.140.0050.00516.52
5.3.130.0110.00016.52
5.3.120.0100.00016.52
5.3.110.0070.00316.52
5.3.100.0100.00216.52
5.3.90.0100.00016.52
5.3.80.0050.00516.52
5.3.70.0100.00016.52
5.3.60.0100.00016.52
5.3.50.0050.00516.52
5.3.40.0100.00016.52
5.3.30.0100.00016.52
5.3.20.0040.00416.52
5.3.10.0030.00616.52
5.3.00.0090.00016.52
5.2.170.0000.00816.52
5.2.160.0090.00016.52
5.2.150.0080.00016.52
5.2.140.0060.00216.52
5.2.130.0040.00416.52
5.2.120.0060.00216.52
5.2.110.0000.00816.52
5.2.100.0040.00416.52
5.2.90.0050.00316.52
5.2.80.0060.00316.52
5.2.70.0060.00316.52
5.2.60.0000.00816.52
5.2.50.0070.00216.52
5.2.40.0040.00416.52
5.2.30.0050.00316.52
5.2.20.0000.00816.52
5.2.10.0000.00816.52
5.2.00.0050.00316.52
5.1.60.0080.00016.52
5.1.50.0050.00216.52
5.1.40.0070.00016.52
5.1.30.0070.00016.52
5.1.20.0070.00016.52
5.1.10.0040.00416.52
5.1.00.0070.00016.52
5.0.50.0060.00016.52
5.0.40.0060.00216.52
5.0.30.0030.00316.52
5.0.20.0070.00016.52
5.0.10.0000.00616.52
5.0.00.0000.00616.52
4.4.90.0030.00016.52
4.4.80.0000.00316.52
4.4.70.0030.00116.52
4.4.60.0030.00016.52
4.4.50.0030.00016.52
4.4.40.0000.00316.52
4.4.30.0040.00016.52
4.4.20.0030.00016.52
4.4.10.0000.00416.52
4.4.00.0000.00416.52
4.3.110.0000.00316.52
4.3.100.0030.00016.52
4.3.90.0030.00016.52
4.3.80.0030.00016.52
4.3.70.0030.00016.52
4.3.60.0030.00016.52
4.3.50.0040.00016.52
4.3.40.0000.00316.52
4.3.30.0000.00316.52
4.3.20.0020.00116.52
4.3.10.0030.00016.52
4.3.00.0010.00116.52

preferences:
87.66 ms | 2698 KiB | 5 Q