3v4l.org

run code in 300+ PHP versions simultaneously
<?php class test { public $memvar; public function __construct($a=1) { $a += 100; $this->memvar = ++$a; } public function PlusOne() { return $this->memvar; } } $o = new test($a=25); var_dump($a);// 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)
8.3.60.0100.01018.39
8.3.50.0140.00421.21
8.3.40.0140.00018.54
8.3.30.0130.00320.13
8.3.20.0040.01120.29
8.3.10.0060.00622.04
8.3.00.0040.00422.40
8.2.180.0180.00416.32
8.2.170.0140.00722.96
8.2.160.0040.01122.08
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00420.56
8.2.110.0070.00321.04
8.2.100.0060.00619.63
8.2.90.0000.00819.05
8.2.80.0070.00019.21
8.2.70.0080.00017.63
8.2.60.0060.00317.93
8.2.50.0030.00618.07
8.2.40.0050.00817.81
8.2.30.0000.00719.43
8.2.20.0080.00017.57
8.2.10.0040.00417.66
8.2.00.0050.00317.69
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00422.64
8.1.230.0110.00019.07
8.1.220.0030.00518.52
8.1.210.0050.00318.77
8.1.200.0090.00017.23
8.1.190.0030.00617.53
8.1.180.0090.00018.10
8.1.170.0070.00318.66
8.1.160.0040.00418.83
8.1.150.0080.00018.54
8.1.140.0000.00717.38
8.1.130.0030.00317.77
8.1.120.0000.00717.41
8.1.110.0030.00317.42
8.1.100.0040.00417.40
8.1.90.0050.00317.30
8.1.80.0040.00417.39
8.1.70.0030.00317.38
8.1.60.0090.00017.51
8.1.50.0020.00517.57
8.1.40.0040.00417.53
8.1.30.0080.00017.62
8.1.20.0040.00417.52
8.1.10.0000.00717.52
8.1.00.0050.00317.50
8.0.300.0070.00018.77
8.0.290.0050.00317.04
8.0.280.0000.00618.47
8.0.270.0000.00717.11
8.0.260.0030.00316.67
8.0.250.0040.00416.89
8.0.240.0070.00416.77
8.0.230.0000.00716.76
8.0.220.0030.00316.88
8.0.210.0060.00016.82
8.0.200.0000.00716.93
8.0.190.0070.00016.74
8.0.180.0080.00016.89
8.0.170.0050.00316.91
8.0.160.0030.00516.76
8.0.150.0050.00216.78
8.0.140.0030.00916.76
8.0.130.0050.00013.21
8.0.120.0000.00716.77
8.0.110.0000.00816.81
8.0.100.0000.00716.92
8.0.90.0080.00016.75
8.0.80.0070.00716.77
8.0.70.0000.00816.74
8.0.60.0070.00016.72
8.0.50.0000.00716.84
8.0.30.0110.00816.92
8.0.20.0090.01117.40
8.0.10.0000.00816.82
8.0.00.0100.00816.80
7.4.330.0000.00714.91
7.4.320.0030.00316.50
7.4.300.0000.00616.65
7.4.290.0030.00316.43
7.4.280.0000.00716.59
7.4.270.0030.00316.54
7.4.260.0000.00813.29
7.4.250.0000.00816.53
7.4.240.0020.00516.62
7.4.230.0070.00016.35
7.4.220.0060.01416.55
7.4.210.0050.01216.57
7.4.200.0070.00016.32
7.4.190.0000.00716.69
7.4.160.0060.01016.49
7.4.150.0160.00617.40
7.4.140.0080.01217.86
7.4.130.0060.01016.43
7.4.120.0050.01216.46
7.4.110.0100.00716.46
7.4.100.0100.00716.43
7.4.90.0040.01216.52
7.4.80.0060.01219.39
7.4.70.0070.01016.57
7.4.60.0110.00816.29
7.4.50.0000.00816.18
7.4.40.0050.00722.77
7.4.30.0030.01316.48
7.4.00.0130.00315.18
7.3.330.0030.00313.30
7.3.320.0020.00213.37
7.3.310.0070.00016.35
7.3.300.0060.00016.35
7.3.290.0120.00916.37
7.3.280.0070.01016.28
7.3.270.0130.00317.40
7.3.260.0130.00816.54
7.3.250.0050.01216.41
7.3.240.0080.01116.31
7.3.230.0070.01416.39
7.3.210.0060.01216.50
7.3.200.0110.01019.39
7.3.190.0190.00416.23
7.3.180.0060.01016.41
7.3.170.0130.00316.27
7.3.160.0140.01016.57
7.3.120.0030.00914.78
7.2.330.0100.00716.68
7.2.320.0150.00316.80
7.2.310.0000.01816.47
7.2.300.0120.00916.72
7.2.290.0130.00316.62
7.2.60.0040.00416.79
7.2.00.0090.00319.35
7.1.200.0060.00915.88
7.1.100.0070.01118.27
7.1.70.0050.00217.31
7.1.60.0170.00719.21
7.1.50.0090.00616.93
7.1.00.0070.07322.36
7.0.200.0290.00814.87
7.0.140.0100.06722.04
7.0.80.0300.06719.98
7.0.70.0300.04719.98
7.0.60.0270.08320.07
7.0.50.0430.07720.29
7.0.40.0070.04020.11
7.0.30.0130.06720.17
7.0.20.0100.08020.07
7.0.10.0070.06019.95
7.0.00.0030.04320.07
5.6.280.0000.07721.11
5.6.230.0100.07020.63
5.6.220.0070.08320.65
5.6.210.0130.07720.66
5.6.200.0070.07721.06
5.6.190.0070.08721.17
5.6.180.0070.05021.06
5.6.170.0070.07721.11
5.6.160.0070.08720.96
5.6.150.0170.06321.04
5.6.140.0030.04021.18
5.6.130.0100.03021.14
5.6.120.0030.04321.03
5.6.110.0100.08021.05
5.6.100.0030.09020.93
5.6.90.0100.07321.05
5.6.80.0030.06320.53
5.6.70.0030.03720.42
5.6.60.0030.07320.43
5.6.50.0170.07020.45
5.6.40.0130.07320.38
5.6.30.0100.05320.46
5.6.20.0000.04720.49
5.6.10.0030.04320.35
5.6.00.0070.06720.52
5.5.370.0100.07720.40
5.5.360.0070.08020.44
5.5.350.0100.08020.46
5.5.340.0130.07020.88
5.5.330.0100.09020.89
5.5.320.0100.04020.93
5.5.310.0070.03320.90
5.5.300.0030.04020.73
5.5.290.0030.08720.91
5.5.280.0100.06720.76
5.5.270.0100.07720.86
5.5.260.0070.08320.79
5.5.250.0000.04720.67
5.5.240.0100.07020.32
5.5.230.0100.03320.25
5.5.220.0030.06720.29
5.5.210.0100.07320.14
5.5.200.0130.07020.19
5.5.190.0030.04020.12
5.5.180.0070.07020.27
5.5.160.0030.04320.24
5.5.150.0100.06320.18
5.5.140.0030.05720.28
5.5.130.0100.05020.25
5.5.120.0030.06720.00
5.5.110.0100.05320.12
5.5.100.0030.06320.18
5.5.90.0070.03320.11
5.5.80.0070.04020.07
5.5.70.0030.03319.94
5.5.60.0100.03020.16
5.5.50.0100.07720.15
5.5.40.0030.06720.15
5.5.30.0100.06720.05
5.5.20.0100.06320.05
5.5.10.0030.07020.06
5.5.00.0000.08720.00
5.4.450.0100.07719.54
5.4.440.0030.04719.45
5.4.430.0100.07019.37
5.4.420.0030.04319.54
5.4.410.0100.07719.07
5.4.400.0070.07019.06
5.4.390.0130.02718.96
5.4.380.0070.06319.21
5.4.370.0030.07719.18
5.4.360.0000.06019.04
5.4.350.0030.04718.88
5.4.340.0070.06019.18
5.4.320.0030.08019.12
5.4.310.0170.06719.05
5.4.300.0030.07719.20
5.4.290.0030.07319.03
5.4.280.0100.05718.94
5.4.270.0070.03019.03
5.4.260.0000.07019.23
5.4.250.0000.04019.22
5.4.240.0030.04719.02
5.4.230.0130.06019.02
5.4.220.0100.06319.16
5.4.210.0030.05318.87
5.4.200.0070.07318.94
5.4.190.0000.04019.17
5.4.180.0100.04019.08
5.4.170.0200.06319.19
5.4.160.0100.03018.86
5.4.150.0070.07718.88
5.4.140.0000.08016.40
5.4.130.0000.05316.36
5.4.120.0130.05016.37
5.4.110.0000.04716.51
5.4.100.0030.03016.43
5.4.90.0000.03316.36
5.4.80.0000.03316.48
5.4.70.0070.07016.41
5.4.60.0070.06316.48
5.4.50.0070.05716.24
5.4.40.0130.06716.54
5.4.30.0000.05716.48
5.4.20.0030.04316.39
5.4.10.0030.03716.36
5.4.00.0070.07015.81
5.3.290.0000.07314.72
5.3.280.0070.04714.61
5.3.270.0030.07714.61
5.3.260.0030.06314.58
5.3.250.0030.03014.54
5.3.240.0030.03714.71
5.3.230.0130.07314.62
5.3.220.0100.07314.58
5.3.210.0070.06314.66
5.3.200.0070.06714.53
5.3.190.0070.03014.50
5.3.180.0000.03314.62
5.3.170.0030.06714.51
5.3.160.0000.04314.62
5.3.150.0100.04314.67
5.3.140.0000.05714.66
5.3.130.0000.04014.68
5.3.120.0070.07014.52
5.3.110.0000.07014.59
5.3.100.0130.03313.96
5.3.90.0100.06713.98
5.3.80.0000.06714.07
5.3.70.0100.07014.08
5.3.60.0030.03013.94
5.3.50.0070.07313.93
5.3.40.0130.06014.02
5.3.30.0100.06713.81
5.3.20.0070.06713.74
5.3.10.0070.05013.67
5.3.00.0030.04013.60
5.2.170.0030.06313.60
5.2.160.0070.02013.60
5.2.150.0000.06313.60
5.2.140.0000.02713.60
5.2.130.0030.06713.60
5.2.120.0000.06313.60
5.2.110.0000.05313.60
5.2.100.0030.03313.60
5.2.90.0030.06013.60
5.2.80.0100.05313.60
5.2.70.0000.06013.60
5.2.60.0070.03313.60
5.2.50.0000.04313.60
5.2.40.0070.02713.60
5.2.30.0030.02713.60
5.2.20.0030.03013.60
5.2.10.0130.04013.60
5.2.00.0030.04313.60
5.1.60.0070.02013.60
5.1.50.0030.04313.60
5.1.40.0000.03013.60
5.1.30.0030.05313.60
5.1.20.0070.05713.60
5.1.10.0000.03713.60
5.1.00.0070.05713.60
5.0.50.0030.01713.60
5.0.40.0030.02713.60
5.0.30.0000.02713.60
5.0.20.0030.03713.60
5.0.10.0030.04713.60
5.0.00.0030.03713.60
4.4.90.0000.03713.60
4.4.80.0000.01713.60
4.4.70.0030.01713.60
4.4.60.0030.01313.60
4.4.50.0030.01313.60
4.4.40.0000.02713.60
4.4.30.0030.02313.60
4.4.20.0070.01013.60
4.4.10.0000.02013.60
4.4.00.0000.03713.60
4.3.110.0030.03713.60
4.3.100.0000.01313.60
4.3.90.0000.01313.60
4.3.80.0000.02013.60
4.3.70.0000.01713.60
4.3.60.0030.02313.60
4.3.50.0000.03713.60
4.3.40.0030.03713.60
4.3.30.0000.01313.60
4.3.20.0030.02013.60
4.3.10.0000.03313.60
4.3.00.0000.01313.60

preferences:
44.53 ms | 401 KiB | 5 Q