3v4l.org

run code in 300+ PHP versions simultaneously
<?php class test { public $memvar; public function __construct(&$a) { $a = 100; $this->memvar = ++$a; } public function PlusOne() { return $this->memvar; } } $o = new test($a=25); var_dump($a,$o->PlusOne());// 126?

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)
8.3.60.0030.01018.68
8.3.50.0130.00522.05
8.3.40.0070.00718.85
8.3.30.0030.01020.20
8.3.20.0040.00420.15
8.3.10.0050.00321.95
8.3.00.0080.00022.52
8.2.180.0100.01016.75
8.2.170.0060.00922.96
8.2.160.0110.00322.07
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0000.00726.16
8.2.120.0040.00420.82
8.2.110.0030.00622.04
8.2.100.0060.00617.66
8.2.90.0040.00419.09
8.2.80.0050.00319.20
8.2.70.0040.00417.63
8.2.60.0060.00317.80
8.2.50.0000.00918.07
8.2.40.0090.00018.21
8.2.30.0030.00619.34
8.2.20.0000.00817.70
8.2.10.0030.00517.84
8.2.00.0040.00417.67
8.1.280.0070.01425.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00023.98
8.1.230.0080.00418.98
8.1.220.0040.00417.79
8.1.210.0090.00018.77
8.1.200.0000.01017.23
8.1.190.0030.00517.30
8.1.180.0030.00618.10
8.1.170.0040.00418.66
8.1.160.0000.00718.74
8.1.150.0000.00818.50
8.1.140.0040.00417.33
8.1.130.0040.00417.88
8.1.120.0030.00517.39
8.1.110.0000.00717.30
8.1.100.0040.00417.38
8.1.90.0000.00717.30
8.1.80.0000.00717.40
8.1.70.0000.00717.28
8.1.60.0030.00617.49
8.1.50.0040.00417.40
8.1.40.0050.00317.52
8.1.30.0000.00717.62
8.1.20.0040.00417.57
8.1.10.0040.00417.46
8.1.00.0000.00717.46
8.0.300.0000.00718.77
8.0.290.0000.00717.05
8.0.280.0030.00318.39
8.0.270.0030.00317.11
8.0.260.0000.00616.80
8.0.250.0030.00316.95
8.0.240.0020.00716.85
8.0.230.0030.00316.85
8.0.220.0000.00816.76
8.0.210.0060.00316.88
8.0.200.0040.00416.89
8.0.190.0040.00416.93
8.0.180.0030.00316.90
8.0.170.0000.00716.77
8.0.160.0040.00416.79
8.0.150.0070.00016.81
8.0.140.0060.00316.84
8.0.130.0060.00013.34
8.0.120.0080.00016.86
8.0.110.0000.00816.82
8.0.100.0040.00416.84
8.0.90.0070.00016.75
8.0.80.0070.00816.82
8.0.70.0070.00016.78
8.0.60.0000.00716.86
8.0.50.0000.00716.86
8.0.30.0140.00517.05
8.0.20.0090.01317.40
8.0.10.0000.00716.83
8.0.00.0090.00816.63
7.4.330.0030.00314.86
7.4.320.0000.00616.57
7.4.300.0000.00616.60
7.4.290.0040.00416.64
7.4.280.0000.00716.48
7.4.270.0040.00416.60
7.4.260.0030.00313.28
7.4.250.0000.00816.61
7.4.240.0030.00416.54
7.4.230.0070.00016.57
7.4.220.0130.00616.66
7.4.210.0070.00816.54
7.4.200.0060.00016.29
7.4.190.0070.00016.47
7.4.160.0130.00316.62
7.4.150.0130.00317.40
7.4.140.0160.00317.86
7.4.130.0080.00816.68
7.4.120.0110.01016.44
7.4.110.0100.01016.45
7.4.100.0080.00816.39
7.4.90.0100.00716.50
7.4.80.0120.00519.39
7.4.70.0090.00616.52
7.4.60.0110.00616.57
7.4.50.0000.00816.43
7.4.40.0000.01222.77
7.4.30.0130.00316.50
7.4.00.0050.01114.85
7.3.330.0030.00313.28
7.3.320.0000.00613.30
7.3.310.0040.00416.18
7.3.300.0050.00316.31
7.3.290.0080.01116.37
7.3.280.0080.00716.33
7.3.270.0090.00917.40
7.3.260.0060.01116.46
7.3.250.0100.00816.34
7.3.240.0080.00816.27
7.3.230.0000.01716.49
7.3.210.0060.01216.61
7.3.200.0160.00319.39
7.3.190.0140.00916.35
7.3.180.0170.00616.35
7.3.170.0130.00316.30
7.3.160.0000.01616.34
7.3.120.0090.00914.87
7.3.110.0070.01014.68
7.3.100.0030.01314.77
7.3.90.0030.01314.65
7.3.80.0000.01714.63
7.3.70.0030.01214.92
7.3.60.0000.01014.47
7.3.50.0060.01114.80
7.3.40.0000.01314.68
7.3.30.0090.00314.89
7.3.20.0070.00716.38
7.3.10.0120.00816.47
7.3.00.0280.00816.42
7.2.330.0100.01016.62
7.2.320.0100.00616.72
7.2.310.0060.01016.39
7.2.300.0130.00316.81
7.2.290.0070.01716.46
7.2.250.0080.01114.96
7.2.240.0090.00614.71
7.2.230.0140.00315.17
7.2.220.0060.01114.84
7.2.210.0030.01515.14
7.2.200.0030.01315.12
7.2.190.0040.01114.87
7.2.180.0070.01015.06
7.2.170.0030.00914.96
7.2.130.0120.01216.56
7.2.120.0280.00916.13
7.2.110.0310.00816.78
7.2.100.0160.00716.07
7.2.90.0110.00616.33
7.2.80.0150.00616.15
7.2.70.0070.01316.47
7.2.60.0090.00516.76
7.2.50.0080.01116.19
7.2.40.0150.00316.58
7.2.30.0140.00816.39
7.2.20.0000.01416.51
7.2.10.0110.00716.45
7.2.00.0130.00318.10
7.1.330.0100.00315.89
7.1.320.0060.01015.95
7.1.310.0030.01015.64
7.1.300.0100.00715.57
7.1.290.0070.01015.71
7.1.280.0070.00416.01
7.1.270.0050.00515.79
7.1.260.0090.00315.58
7.1.250.0400.00615.50
7.1.200.0090.00315.62
7.1.100.0070.00717.88
7.1.70.0030.00517.18
7.1.60.0130.01019.21
7.1.50.0170.00716.69
7.1.00.0070.03022.42
7.0.200.0030.00516.56
7.0.140.0030.07321.93
7.0.100.0330.06019.96
7.0.90.0130.06320.01
7.0.80.0130.06319.91
7.0.70.0170.07019.94
7.0.60.0130.08019.95
7.0.50.0100.08020.40
7.0.40.0230.07720.08
7.0.30.0030.08720.07
7.0.20.0100.08320.00
7.0.10.0100.05720.04
7.0.00.0100.07020.08
5.6.250.0130.07720.54
5.6.240.0030.09020.69
5.6.230.0030.09020.59
5.6.220.0000.06020.56
5.6.210.0070.07020.61
5.6.200.0070.04721.04
5.6.190.0070.08320.95
5.6.180.0030.06321.03
5.6.170.0030.08021.05
5.6.160.0030.07721.03
5.6.150.0100.04721.05
5.6.140.0070.08721.14
5.6.130.0070.05721.04
5.6.120.0100.05021.08
5.6.110.0030.09321.05
5.6.100.0070.08321.03
5.6.90.0230.07720.94
5.6.80.0070.07020.47
5.6.70.0030.09020.49
5.6.60.0070.07320.39
5.6.50.0130.08020.32
5.6.40.0130.06020.50
5.6.30.0070.07720.45
5.6.20.0100.04020.39
5.6.10.0100.07720.47
5.6.00.0100.06720.36
5.5.380.0100.05020.36
5.5.370.0030.07720.51
5.5.360.0100.07320.34
5.5.350.0130.07720.34
5.5.340.0130.07720.88
5.5.330.0100.08320.63
5.5.320.0130.06020.94
5.5.310.0100.07720.92
5.5.300.0100.07020.91
5.5.290.0070.07720.86
5.5.280.0200.07720.82
5.5.270.0070.08320.79
5.5.260.0070.08320.88
5.5.250.0030.08720.69
5.5.240.0100.07020.18
5.5.230.0000.06720.28
5.5.220.0130.07320.16
5.5.210.0070.09020.25
5.5.200.0070.07720.00
5.5.190.0130.07320.28
5.5.180.0070.03720.28
5.5.160.0100.04320.27
5.5.150.0100.07320.23
5.5.140.0070.08020.25
5.5.130.0100.05320.14
5.5.120.0100.07720.15
5.5.110.0070.07720.11
5.5.100.0030.07720.02
5.5.90.0070.07320.07
5.5.80.0030.08019.98
5.5.70.0070.07719.95
5.5.60.0070.06020.15
5.5.50.0130.07019.94
5.5.40.0200.07020.15
5.5.30.0070.07020.14
5.5.20.0130.06320.08
5.5.10.0070.06019.96
5.5.00.0030.08020.04
5.4.450.0030.08319.56
5.4.440.0130.07719.23
5.4.430.0100.07019.20
5.4.420.0130.08319.29
5.4.410.0100.04319.33
5.4.400.0130.05719.07
5.4.390.0130.06319.23
5.4.380.0070.07718.88
5.4.370.0070.06019.05
5.4.360.0130.06719.05
5.4.350.0130.07719.18
5.4.340.0300.06318.85
5.4.320.0100.07719.03
5.4.310.0030.07719.13
5.4.300.0100.05719.04
5.4.290.0070.05718.95
5.4.280.0130.06019.20
5.4.270.0070.08019.02
5.4.260.0130.07719.12
5.4.250.0100.04018.93
5.4.240.0070.07019.21
5.4.230.0100.07319.14
5.4.220.0170.06719.04
5.4.210.0170.06319.24
5.4.200.0070.07718.89
5.4.190.0000.08719.17
5.4.180.0070.04719.17
5.4.170.0170.06318.95
5.4.160.0230.06719.21
5.4.150.0030.08319.11
5.4.140.0100.05016.44
5.4.130.0030.05016.43
5.4.120.0030.07016.40
5.4.110.0070.05016.39
5.4.100.0030.08016.34
5.4.90.0170.05716.33
5.4.80.0200.05716.32
5.4.70.0130.06316.48
5.4.60.0030.07716.30
5.4.50.0100.07716.50
5.4.40.0100.04316.31
5.4.30.0100.06716.47
5.4.20.0130.07316.41
5.4.10.0100.05016.41
5.4.00.0030.07315.69
5.3.290.0000.04714.62
5.3.280.0070.03714.57
5.3.270.0100.07314.70
5.3.260.0100.07014.63
5.3.250.0000.08014.57
5.3.240.0030.04314.62
5.3.230.0070.07714.70
5.3.220.0070.08714.51
5.3.210.0130.08014.58
5.3.200.0030.07714.63
5.3.190.0100.07014.67
5.3.180.0200.06014.57
5.3.170.0130.07314.61
5.3.160.0130.06714.61
5.3.150.0270.06314.65
5.3.140.0030.05714.51
5.3.130.0130.04714.54
5.3.120.0030.08014.59
5.3.110.0000.05714.50
5.3.100.0100.06714.18
5.3.90.0000.05314.07
5.3.80.0030.07014.04
5.3.70.0130.06714.06
5.3.60.0000.08014.02
5.3.50.0030.07314.02
5.3.40.0130.07014.02
5.3.30.0100.06013.90
5.3.20.0100.06713.83
5.3.10.0030.07013.56
5.3.00.0030.06013.80
5.2.170.0030.05711.63
5.2.160.0030.03311.63
5.2.150.0100.06311.63
5.2.140.0070.04311.63
5.2.130.0070.05011.63
5.2.120.0070.04711.63
5.2.110.0000.04311.63
5.2.100.0030.06311.63
5.2.90.0100.05711.63
5.2.80.0030.06711.63
5.2.70.0170.05311.63
5.2.60.0030.04711.63
5.2.50.0100.06011.63
5.2.40.0100.05311.63
5.2.30.0070.06311.63
5.2.20.0100.05011.63
5.2.10.0030.05011.63
5.2.00.0030.06311.63
5.1.60.0030.05011.63
5.1.50.0030.05711.63
5.1.40.0000.03711.63
5.1.30.0070.05711.63
5.1.20.0030.04711.63
5.1.10.0030.04711.63
5.1.00.0030.02711.63
5.0.50.0030.02011.63
5.0.40.0030.02011.63
5.0.30.0030.03011.63
5.0.20.0000.02011.63
5.0.10.0000.02011.63
5.0.00.0030.03011.63
4.4.90.0100.02011.63
4.4.80.0030.03311.63
4.4.70.0030.02711.63
4.4.60.0000.03711.63
4.4.50.0030.03311.63
4.4.40.0030.04011.63
4.4.30.0000.01711.63
4.4.20.0070.03011.63
4.4.10.0030.01311.63
4.4.00.0030.02311.63
4.3.110.0000.01711.63
4.3.100.0030.01311.63
4.3.90.0000.01711.63
4.3.80.0030.02311.63
4.3.70.0030.01311.63
4.3.60.0030.01311.63
4.3.50.0000.01311.63
4.3.40.0030.02311.63
4.3.30.0000.01711.63
4.3.20.0000.01711.63
4.3.10.0070.01011.63
4.3.00.0000.01311.63

preferences:
51.47 ms | 401 KiB | 5 Q