3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private static $_count = 0; private $_number; function __construct() { $this->_number = ++static::$_count; } public function __toString(){ return static::$_count . ' | ' . $this->_number . "\n"; } public function __invoke(){ return $this->_number; } } class B { private $_status = NULL; } $a = new A(); $b = new A(); $c = new A(); $d = new A(); echo $a, $b, $c, $d; echo $a(), $b(), $c(), $d();

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)
8.3.60.0080.00618.33
8.3.50.0120.00921.24
8.3.40.0100.01318.83
8.3.30.0040.01119.19
8.3.20.0000.00720.34
8.3.10.0040.00423.53
8.3.00.0090.00019.48
8.2.180.0120.00416.50
8.2.170.0080.00622.96
8.2.160.0100.00320.34
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0100.00020.53
8.2.110.0030.00620.97
8.2.100.0000.01217.88
8.2.90.0000.00817.98
8.2.80.0030.00617.97
8.2.70.0080.00017.63
8.2.60.0030.00617.93
8.2.50.0080.00318.07
8.2.40.0080.00019.79
8.2.30.0040.00418.00
8.2.20.0060.00317.81
8.2.10.0020.00518.12
8.2.00.0070.00017.67
8.1.280.0070.01425.92
8.1.270.0030.00522.06
8.1.260.0000.01526.35
8.1.250.0080.00028.09
8.1.240.0090.00023.82
8.1.230.0080.00422.70
8.1.220.0050.00317.79
8.1.210.0040.00418.87
8.1.200.0040.00417.22
8.1.190.0000.00917.35
8.1.180.0060.00318.10
8.1.170.0000.00818.59
8.1.160.0050.00222.05
8.1.150.0000.00718.80
8.1.140.0030.00517.45
8.1.130.0000.00817.75
8.1.120.0000.00717.37
8.1.110.0040.00417.50
8.1.100.0050.00217.47
8.1.90.0000.00717.39
8.1.80.0000.00717.38
8.1.70.0040.00417.45
8.1.60.0040.00417.54
8.1.50.0050.00317.50
8.1.40.0000.00817.45
8.1.30.0000.00817.66
8.1.20.0040.00417.62
8.1.10.0040.00417.62
8.1.00.0030.00617.42
8.0.300.0060.00320.13
8.0.290.0040.00416.75
8.0.280.0070.00018.45
8.0.270.0030.00317.20
8.0.260.0000.00617.21
8.0.250.0000.00716.99
8.0.240.0000.00816.93
8.0.230.0030.00316.92
8.0.220.0000.00716.90
8.0.210.0000.00716.89
8.0.200.0060.00016.88
8.0.190.0050.00317.00
8.0.180.0070.00016.91
8.0.170.0000.00816.89
8.0.160.0000.00816.95
8.0.150.0060.00316.86
8.0.140.0050.00216.87
8.0.130.0000.00613.30
8.0.120.0040.00416.85
8.0.110.0070.00016.79
8.0.100.0040.00417.00
8.0.90.0050.00316.80
8.0.80.0080.00816.78
8.0.70.0040.00416.81
8.0.60.0040.00416.91
8.0.50.0030.00516.96
8.0.30.0090.01317.16
8.0.20.0120.01317.40
8.0.10.0050.00317.07
8.0.00.0080.00916.74
7.4.330.0050.00015.02
7.4.320.0060.00016.48
7.4.300.0000.00616.56
7.4.290.0060.00316.35
7.4.280.0040.00416.50
7.4.270.0040.00416.60
7.4.260.0030.00516.50
7.4.250.0000.00716.58
7.4.240.0050.00216.43
7.4.230.0030.00316.35
7.4.220.0090.00916.66
7.4.210.0110.00316.62
7.4.200.0000.00716.57
7.4.160.0090.00616.54
7.4.150.0070.01717.40
7.4.140.0080.01117.86
7.4.130.0150.00316.59
7.4.120.0120.01216.43
7.4.110.0150.00716.63
7.4.100.0000.02116.42
7.4.90.0180.00616.58
7.4.80.0130.00919.39
7.4.70.0040.01516.55
7.4.60.0070.01416.55
7.4.50.0020.00216.34
7.4.40.0030.01316.40
7.4.30.0140.00316.54
7.4.00.0100.00714.88
7.3.330.0000.00513.22
7.3.320.0050.00013.28
7.3.310.0070.00016.19
7.3.300.0040.00416.24
7.3.290.0060.00716.29
7.3.280.0090.00716.32
7.3.270.0160.00417.40
7.3.260.0130.00416.43
7.3.250.0090.00716.31
7.3.240.0100.00716.38
7.3.230.0060.01016.40
7.3.210.0070.01016.33
7.3.200.0140.00419.39
7.3.190.0100.00216.38
7.3.180.0110.00416.62
7.3.170.0120.00916.27
7.3.160.0140.00716.41
7.3.10.0000.01616.63
7.3.00.0130.00616.62
7.2.330.0170.00016.44
7.2.320.0090.00916.80
7.2.310.0070.01016.55
7.2.300.0050.01116.51
7.2.290.0100.01016.58
7.2.130.0030.01416.85
7.2.120.0060.00816.65
7.2.110.0030.01316.96
7.2.100.0100.00316.91
7.2.90.0070.00717.16
7.2.80.0070.00616.81
7.2.70.0030.01716.86
7.2.60.0060.00616.83
7.2.50.0070.00717.09
7.2.40.0060.00916.76
7.2.30.0130.00016.92
7.2.20.0120.00316.45
7.2.10.0040.01016.76
7.2.00.0110.00518.25
7.1.250.0020.00815.23
7.1.200.0120.00315.71
7.1.100.0070.00717.75
7.1.70.0000.00917.34
7.1.60.0100.01319.32
7.1.50.0100.01317.02
7.1.00.0070.07322.45
7.0.200.0000.00816.56
7.0.140.0000.07022.05
7.0.110.0030.05020.10
7.0.100.0170.03019.98
7.0.90.0100.07719.99
7.0.80.0030.04019.93
7.0.70.0070.04320.04
7.0.60.0070.07319.90
7.0.50.0230.05720.09
7.0.40.0070.04319.75
7.0.30.0030.04319.66
7.0.20.0130.03319.81
7.0.10.0030.04719.77
7.0.00.0070.03719.71
5.6.280.0000.07321.11
5.6.260.0000.05320.74
5.6.250.0000.04720.74
5.6.240.0070.06320.67
5.6.230.0070.05020.64
5.6.220.0030.04720.69
5.6.210.0070.04320.82
5.6.200.0100.04020.71
5.6.190.0100.08020.86
5.6.180.0070.06320.60
5.6.170.0070.07720.56
5.6.160.0000.04320.47
5.6.150.0070.05320.71
5.6.140.0070.07020.71
5.6.130.0000.04020.68
5.6.120.0030.05720.59
5.6.110.0030.03720.62
5.6.100.0030.06720.84
5.6.90.0070.08020.54
5.6.80.0070.04020.05
5.6.70.0070.07720.00
5.6.60.0100.04019.93
5.6.50.0100.07720.02
5.6.40.0000.03720.22
5.6.30.0030.08019.95
5.6.20.0070.07320.02
5.6.10.0130.03020.07
5.6.00.0130.06020.00
5.5.380.0070.04017.69
5.5.370.0070.04017.59
5.5.360.0070.06317.68
5.5.350.0070.07717.64
5.5.340.0070.07718.23
5.5.330.0070.04018.23
5.5.320.0000.05018.25
5.5.310.0030.04318.10
5.5.300.0070.07318.22
5.5.290.0070.06318.04
5.5.280.0000.04317.93
5.5.270.0030.03717.82
5.5.260.0070.08017.96
5.5.250.0000.03717.73
5.5.240.0000.04017.47
5.5.230.0030.07717.64
5.5.220.0100.06717.30
5.5.210.0000.07317.29
5.5.200.0100.03317.26
5.5.190.0130.06717.48
5.5.180.0000.03717.60
5.5.160.0030.06017.48
5.5.150.0030.07317.60
5.5.140.0030.07717.44
5.5.130.0030.04017.44
5.5.120.0000.04317.44
5.5.110.0070.03717.47
5.5.100.0070.07017.39
5.5.90.0030.04717.16
5.5.80.0000.04717.34
5.5.70.0000.04017.32
5.5.60.0030.03717.15
5.5.50.0100.06317.17
5.5.40.0000.03717.15
5.5.30.0100.05717.37
5.5.20.0070.03017.30
5.5.10.0030.03717.33
5.5.00.0000.04017.33
5.4.450.0000.05319.47
5.4.440.0070.03719.29
5.4.430.0070.07319.50
5.4.420.0070.07319.35
5.4.410.0070.06019.36
5.4.400.0070.03319.01
5.4.390.0070.05719.31
5.4.380.0100.04319.31
5.4.370.0030.05018.96
5.4.360.0000.04019.25
5.4.350.0030.04019.32
5.4.340.0000.05718.98
5.4.320.0000.04019.00
5.4.310.0030.07019.20
5.4.300.0130.03019.23
5.4.290.0100.05319.14
5.4.280.0070.05318.95
5.4.270.0030.08019.15
5.4.260.0130.08319.14
5.4.250.0070.03319.30
5.4.240.0030.03719.02
5.4.230.0030.08319.00
5.4.220.0070.03318.98
5.4.210.0100.07019.01
5.4.200.0030.03719.00
5.4.190.0030.03318.98
5.4.180.0030.08019.13
5.4.170.0070.07319.21
5.4.160.0030.08019.31
5.4.150.0070.03318.96
5.4.140.0170.04316.52
5.4.130.0130.03316.52
5.4.120.0170.03316.37
5.4.110.0000.08016.62
5.4.100.0100.06016.55
5.4.90.0030.03016.39
5.4.80.0030.07016.35
5.4.70.0070.06716.59
5.4.60.0070.04016.41
5.4.50.0030.07016.45
5.4.40.0070.06716.51
5.4.30.0000.04016.54
5.4.20.0130.02316.39
5.4.10.0070.06016.38
5.4.00.0100.06315.91
5.3.290.0030.06014.77
5.3.280.0070.04314.70
5.3.270.0000.04314.63
5.3.260.0030.06314.59
5.3.250.0030.07314.61
5.3.240.0070.06714.74
5.3.230.0100.07314.59
5.3.220.0000.03314.58
5.3.210.0030.07714.66
5.3.200.0030.03014.61
5.3.190.0100.04314.60
5.3.180.0030.07014.65
5.3.170.0030.09714.80
5.3.160.0070.06014.66
5.3.150.0030.06314.62
5.3.140.0000.04314.70
5.3.130.0000.04014.57
5.3.120.0030.03314.64
5.3.110.0000.07314.53
5.3.100.0030.03013.90
5.3.90.0070.05714.04
5.3.80.0070.04713.88
5.3.70.0070.03314.10
5.3.60.0030.05013.98
5.3.50.0030.03714.08
5.3.40.0030.03713.94
5.3.30.0030.04713.87
5.3.20.0030.04713.69
5.3.10.0070.02713.79
5.3.00.0030.05713.73
5.2.170.0030.02712.07
5.2.160.0030.02312.07
5.2.150.0000.03012.07
5.2.140.0030.03012.07
5.2.130.0000.03012.07
5.2.120.0070.05012.07
5.2.110.0000.03012.07
5.2.100.0030.03012.07
5.2.90.0000.03312.07
5.2.80.0030.02712.07
5.2.70.0030.06712.07
5.2.60.0100.06012.07
5.2.50.0070.05712.07
5.2.40.0100.04712.07
5.2.30.0030.05712.07
5.2.20.0000.04012.07
5.2.10.0000.06312.07
5.2.00.0030.03712.07
5.1.60.0000.02712.07
5.1.50.0000.06012.07
5.1.40.0000.02312.07
5.1.30.0030.02312.07
5.1.20.0000.04712.07
5.1.10.0030.05312.07
5.1.00.0030.03712.07
5.0.50.0000.02312.07
5.0.40.0000.04312.07
5.0.30.0000.03312.07
5.0.20.0000.03012.07
5.0.10.0100.03012.07
5.0.00.0000.05712.07
4.4.90.0070.03012.07
4.4.80.0000.02312.07
4.4.70.0000.04312.07
4.4.60.0000.03712.07
4.4.50.0030.01012.07
4.4.40.0000.02712.07
4.4.30.0000.01312.07
4.4.20.0030.03312.07
4.4.10.0000.03712.07
4.4.00.0030.04012.07
4.3.110.0000.02012.07
4.3.100.0030.01012.07
4.3.90.0030.02012.07
4.3.80.0030.02012.07
4.3.70.0030.01312.07
4.3.60.0000.02712.07
4.3.50.0030.01712.07
4.3.40.0070.02712.07
4.3.30.0000.03012.07
4.3.20.0000.03712.07
4.3.10.0070.03012.07
4.3.00.0000.03312.07

preferences:
42.62 ms | 401 KiB | 5 Q