3v4l.org

run code in 300+ PHP versions simultaneously
<?php class dupa { public $a = 'j'; public function __construct($param) { $this->a = $param; echo '+_construct'.$this->a.'<br />'.self::NICE; } public static $NICE; }; $a = new dupa('blabla'); echo $a->a; $b = new dupa(''); echo $b->a;?>

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)
8.3.60.0070.00716.75
8.3.50.0060.01517.50
8.3.40.0110.00718.79
8.3.30.0110.00418.94
8.3.20.0060.00318.76
8.3.10.0040.00420.66
8.3.00.0040.00419.25
8.2.180.0110.00418.43
8.2.170.0160.00019.05
8.2.160.0030.01022.96
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0060.00317.47
8.2.110.0060.00320.97
8.2.100.0120.00017.72
8.2.90.0070.00320.97
8.2.80.0040.00418.16
8.2.70.0000.00817.50
8.2.60.0060.00617.65
8.2.50.0090.00018.07
8.2.40.0000.00918.16
8.2.30.0030.00617.93
8.2.20.0050.00317.81
8.2.10.0040.00417.80
8.2.00.0000.00717.67
8.1.280.0070.00725.92
8.1.270.0070.00024.66
8.1.260.0100.01026.35
8.1.250.0040.00428.09
8.1.240.0030.00722.48
8.1.230.0070.00420.93
8.1.220.0030.00517.74
8.1.210.0030.00618.95
8.1.200.0060.00317.35
8.1.190.0060.00317.41
8.1.180.0000.00818.10
8.1.170.0050.00318.96
8.1.160.0000.00718.74
8.1.150.0050.00218.49
8.1.140.0000.00717.37
8.1.130.0000.00717.76
8.1.120.0040.00717.29
8.1.110.0040.00417.40
8.1.100.0050.00317.34
8.1.90.0040.00417.41
8.1.80.0030.00317.37
8.1.70.0000.00717.34
8.1.60.0080.00017.60
8.1.50.0030.00517.52
8.1.40.0000.00717.55
8.1.30.0020.00517.58
8.1.20.0020.00517.57
8.1.10.0030.00517.59
8.1.00.0000.00717.46
8.0.300.0000.00920.02
8.0.290.0000.00716.88
8.0.280.0030.00518.45
8.0.270.0000.00717.13
8.0.260.0030.00316.80
8.0.250.0080.00016.95
8.0.240.0000.00816.95
8.0.230.0070.00016.95
8.0.220.0060.00316.94
8.0.210.0030.00316.85
8.0.200.0030.00317.02
8.0.190.0000.00817.00
8.0.180.0040.00416.98
8.0.170.0000.00816.98
8.0.160.0070.00017.02
8.0.150.0040.00416.88
8.0.140.0050.00317.00
8.0.130.0060.00013.37
8.0.120.0040.00416.84
8.0.110.0050.00316.93
8.0.100.0070.00016.73
8.0.90.0040.00416.80
8.0.80.0060.01616.96
8.0.70.0050.00316.76
8.0.60.0000.00716.96
8.0.50.0000.00716.91
8.0.30.0080.01017.15
8.0.20.0150.00317.13
8.0.10.0080.00017.11
8.0.00.0130.00816.78
7.4.330.0050.00012.91
7.4.320.0070.00316.38
7.4.300.0000.00616.45
7.4.290.0070.00016.54
7.4.280.0000.00916.45
7.4.270.0060.00016.41
7.4.260.0050.00013.11
7.4.250.0000.00816.52
7.4.240.0040.00416.41
7.4.230.0030.00416.65
7.4.220.0060.01916.59
7.4.210.0050.00916.52
7.4.200.0000.00716.61
7.4.190.0040.00416.40
7.4.160.0120.00416.60
7.4.150.0070.03016.57
7.4.140.0130.00516.58
7.4.130.0080.01216.32
7.4.120.0030.01416.53
7.4.110.0060.01016.68
7.4.100.0040.01816.47
7.4.90.0060.01316.68
7.4.80.0110.00516.46
7.4.70.0120.00616.32
7.4.60.0080.01016.44
7.4.50.0040.00416.52
7.4.40.0060.00916.52
7.4.30.0060.00916.47
7.4.00.0060.01014.92
7.3.330.0030.00313.41
7.3.320.0060.00013.36
7.3.310.0070.00016.25
7.3.300.0000.00716.27
7.3.290.0070.01316.35
7.3.280.0110.00616.34
7.3.270.0040.01416.58
7.3.260.0000.01716.45
7.3.250.0070.01416.50
7.3.240.0080.00816.43
7.3.230.0100.00716.54
7.3.210.0150.00616.44
7.3.200.0100.00719.39
7.3.190.0060.01216.54
7.3.180.0100.00716.38
7.3.170.0060.00916.33
7.3.160.0100.01316.43
7.3.120.0100.00314.96
7.2.330.0040.01516.56
7.2.320.0130.00316.60
7.2.310.0070.01416.65
7.2.300.0080.00816.62
7.2.290.0100.00816.59
7.2.60.0070.00716.91
7.2.00.0100.00319.35
7.1.200.0060.00315.41
7.1.100.0070.00718.09
7.1.70.0000.00716.95
7.1.60.0100.01419.40
7.1.50.0160.00616.86
7.1.00.0000.08022.54
7.0.200.0240.00314.91
7.0.140.0100.06722.18
7.0.120.0000.07722.16
7.0.60.0000.05719.88
7.0.50.0130.08317.89
7.0.40.0070.07017.73
7.0.30.0070.08017.73
7.0.20.0030.06317.75
7.0.10.0130.07317.71
7.0.00.0100.07017.69
5.6.280.0070.07021.10
5.6.210.0100.08020.63
5.6.200.0000.09018.19
5.6.190.0100.08018.14
5.6.180.0130.05318.19
5.6.170.0170.04718.12
5.6.160.0030.08018.18
5.6.150.0070.08318.15
5.6.140.0070.05318.20
5.6.130.0070.09018.22
5.6.120.0030.04318.11
5.6.110.0100.07318.13
5.6.100.0070.09018.27
5.6.90.0030.08718.10
5.6.80.0070.05717.68
5.6.70.0070.07717.57
5.6.60.0130.07317.64
5.6.50.0070.05717.54
5.6.40.0100.07017.50
5.6.30.0070.03717.55
5.6.20.0100.07317.51
5.6.10.0070.03717.63
5.6.00.0070.06717.62
5.5.350.0230.03320.44
5.5.340.0000.09317.95
5.5.330.0100.06317.97
5.5.320.0100.06317.95
5.5.310.0100.05017.96
5.5.300.0130.04718.03
5.5.290.0070.05318.07
5.5.280.0030.06017.94
5.5.270.0130.07318.06
5.5.260.0030.08718.07
5.5.250.0030.04317.83
5.5.240.0100.07317.47
5.5.230.0030.06717.46
5.5.220.0070.06317.33
5.5.210.0000.07717.32
5.5.200.0100.03317.34
5.5.190.0070.07717.43
5.5.180.0070.07317.30
5.5.160.0030.06317.33
5.5.150.0070.08017.41
5.5.140.0070.05717.43
5.5.130.0130.04017.28
5.5.120.0030.05017.39
5.5.110.0030.06717.29
5.5.100.0070.03717.27
5.5.90.0070.06017.30
5.5.80.0000.04017.29
5.5.70.0030.04317.22
5.5.60.0030.04017.32
5.5.50.0070.05317.25
5.5.40.0030.07317.16
5.5.30.0130.05717.21
5.5.20.0130.06317.27
5.5.10.0030.05317.21
5.5.00.0130.04317.20
5.4.450.0070.06319.22
5.4.440.0070.05719.46
5.4.430.0130.06319.35
5.4.420.0200.06319.34
5.4.410.0130.06719.21
5.4.400.0030.07019.01
5.4.390.0070.05718.89
5.4.380.0030.05718.88
5.4.370.0100.05719.01
5.4.360.0070.04019.03
5.4.350.0130.04018.95
5.4.340.0100.07019.03
5.4.320.0170.06319.05
5.4.310.0130.04719.13
5.4.300.0030.08019.27
5.4.290.0070.07319.00
5.4.280.0000.05719.09
5.4.270.0170.06719.09
5.4.260.0130.07318.98
5.4.250.0030.07319.04
5.4.240.0070.07319.00
5.4.230.0100.06019.04
5.4.220.0170.06719.08
5.4.210.0030.06719.12
5.4.200.0030.07019.02
5.4.190.0030.06319.12
5.4.180.0200.06019.00
5.4.170.0070.07719.04
5.4.160.0170.03719.02
5.4.150.0030.04019.25
5.4.140.0030.07716.46
5.4.130.0100.07316.57
5.4.120.0030.08016.41
5.4.110.0030.07316.38
5.4.100.0100.07016.23
5.4.90.0030.07016.42
5.4.80.0130.07016.41
5.4.70.0100.07016.38
5.4.60.0070.07316.43
5.4.50.0100.04016.36
5.4.40.0130.05316.43
5.4.30.0070.05016.37
5.4.20.0030.07716.38
5.4.10.0100.07016.40
5.4.00.0030.06715.82
5.3.290.0000.07314.63
5.3.280.0030.08014.62
5.3.270.0100.07714.65
5.3.260.0070.04014.64
5.3.250.0030.04014.66
5.3.240.0070.04314.66
5.3.230.0030.04314.63
5.3.220.0100.05314.55
5.3.210.0100.06014.57
5.3.200.0100.07014.63
5.3.190.0030.05714.61
5.3.180.0030.04714.55
5.3.170.0070.05714.55
5.3.160.0000.05714.55
5.3.150.0030.04714.66
5.3.140.0030.05714.60
5.3.130.0100.07314.59
5.3.120.0130.07314.56
5.3.110.0070.08314.58
5.3.100.0070.04314.08
5.3.90.0070.06014.06
5.3.80.0070.07314.10
5.3.70.0100.07014.09
5.3.60.0130.03314.02
5.3.50.0000.04013.83
5.3.40.0030.05013.95
5.3.30.0130.06713.98
5.3.20.0030.06313.73
5.3.10.0270.02713.69
5.3.00.0100.07013.66
5.2.170.0070.06310.99
5.2.160.0130.04711.25
5.2.150.0030.04011.16
5.2.140.0000.04011.18
5.2.130.0000.06711.11
5.2.120.0030.06011.00
5.2.110.0070.05311.14
5.2.100.0070.06311.19
5.2.90.0030.04311.15
5.2.80.0070.06311.14
5.2.70.0030.06310.98
5.2.60.0030.06011.04
5.2.50.0170.05711.05
5.2.40.0070.04010.96
5.2.30.0100.06010.97
5.2.20.0000.04010.86
5.2.10.0030.03310.95
5.2.00.0100.05710.73
5.1.60.0070.02310.07
5.1.50.0070.03310.04
5.1.40.0030.0339.95
5.1.30.0100.05010.34
5.1.20.0030.04010.35
5.1.10.0000.03710.10
5.1.00.0100.03710.17
5.0.50.0030.0338.73
5.0.40.0000.0278.73
5.0.30.0030.0678.73
5.0.20.0000.0508.73
5.0.10.0030.0478.73
5.0.00.0000.0678.73
4.4.90.0000.0338.73
4.4.80.0000.0338.73
4.4.70.0030.0178.73
4.4.60.0070.0178.73
4.4.50.0000.0238.73
4.4.40.0000.0478.73
4.4.30.0030.0278.73
4.4.20.0030.0338.73
4.4.10.0030.0338.73
4.4.00.0070.0308.73
4.3.110.0070.0338.73
4.3.100.0000.0178.73
4.3.90.0100.0278.73
4.3.80.0030.0508.73
4.3.70.0100.0238.73
4.3.60.0000.0308.73
4.3.50.0000.0338.73
4.3.40.0000.0378.73
4.3.30.0000.0338.73
4.3.20.0030.0178.73
4.3.10.0000.0338.73
4.3.00.0070.0308.73

preferences:
39.61 ms | 401 KiB | 5 Q