3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $x; public function __construct($x) { $this->x = $x; } public function printX() { var_dump($this->x); return $this; } } var_dump([]); $test = (new Test("Hello"))->printX(); var_dump($test);

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)
8.3.60.0140.00718.32
8.3.50.0170.00321.27
8.3.40.0090.00618.57
8.3.30.0130.00020.21
8.3.20.0040.00420.39
8.3.10.0040.00420.97
8.3.00.0040.00423.53
8.2.180.0110.00416.63
8.2.170.0080.00622.96
8.2.160.0000.01320.47
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0060.00326.16
8.2.120.0080.00021.11
8.2.110.0060.00319.18
8.2.100.0040.00717.78
8.2.90.0040.00419.14
8.2.80.0030.00517.97
8.2.70.0040.00417.38
8.2.60.0000.00817.90
8.2.50.0000.00818.07
8.2.40.0070.00318.15
8.2.30.0040.00419.43
8.2.20.0000.00717.65
8.2.10.0070.00017.68
8.2.00.0000.00717.69
8.1.280.0120.00925.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0080.00322.00
8.1.230.0120.00020.85
8.1.220.0030.00518.77
8.1.210.0030.00519.04
8.1.200.0050.00517.35
8.1.190.0000.00817.41
8.1.180.0040.00418.10
8.1.170.0040.00418.55
8.1.160.0040.00418.82
8.1.150.0040.00418.63
8.1.140.0070.00017.26
8.1.130.0000.00717.83
8.1.120.0030.00517.38
8.1.110.0000.00717.35
8.1.100.0030.00517.43
8.1.90.0000.00717.34
8.1.80.0080.00017.29
8.1.70.0050.00317.36
8.1.60.0030.00617.56
8.1.50.0050.00217.45
8.1.40.0000.00917.50
8.1.30.0040.00417.54
8.1.20.0040.00417.53
8.1.10.0040.00417.39
8.1.00.0000.00717.49
8.0.300.0080.00019.74
8.0.290.0040.00417.05
8.0.280.0000.00718.38
8.0.270.0000.00717.09
8.0.260.0000.00616.71
8.0.250.0000.00716.86
8.0.240.0090.00316.80
8.0.230.0000.00716.88
8.0.220.0070.00016.80
8.0.210.0050.00216.71
8.0.200.0000.00616.84
8.0.190.0000.00716.77
8.0.180.0000.00716.84
8.0.170.0040.00416.76
8.0.160.0030.00316.84
8.0.150.0040.00416.77
8.0.140.0000.00716.79
8.0.130.0070.00013.26
8.0.120.0080.00016.82
8.0.110.0070.00016.84
8.0.100.0040.00416.67
8.0.90.0000.00816.70
8.0.80.0060.00916.87
8.0.70.0040.00416.68
8.0.60.0040.00416.77
8.0.50.0050.00316.69
8.0.30.0100.00816.96
8.0.20.0120.00817.40
8.0.10.0040.00417.01
8.0.00.0100.00816.68
7.4.330.0070.00015.02
7.4.320.0030.00316.47
7.4.300.0070.00016.42
7.4.290.0000.00816.51
7.4.280.0000.00716.44
7.4.270.0000.00716.49
7.4.260.0060.00313.33
7.4.250.0000.00816.51
7.4.240.0030.00316.49
7.4.230.0000.00716.39
7.4.220.0120.00716.54
7.4.210.0100.00616.62
7.4.200.0000.00716.57
7.4.190.0040.00416.45
7.4.160.0060.01216.34
7.4.150.0120.00417.40
7.4.140.0140.00517.86
7.4.130.0060.01516.49
7.4.120.0080.01016.55
7.4.110.0110.00716.57
7.4.100.0130.00516.49
7.4.90.0070.01016.41
7.4.80.0130.01019.39
7.4.70.0030.01316.36
7.4.60.0060.00916.62
7.4.50.0000.00916.46
7.4.40.0000.01622.77
7.4.30.0170.00016.54
7.4.00.0030.01315.02
7.3.330.0000.00513.02
7.3.320.0000.00513.08
7.3.310.0000.00716.33
7.3.300.0030.00316.07
7.3.290.0070.01416.26
7.3.280.0080.01016.28
7.3.270.0110.00617.40
7.3.260.0090.01118.24
7.3.250.0070.00916.43
7.3.240.0060.01216.46
7.3.230.0030.01316.39
7.3.210.0030.01416.43
7.3.200.0100.01019.39
7.3.190.0190.00316.48
7.3.180.0160.00916.63
7.3.170.0130.00616.52
7.3.160.0040.01516.33
7.3.120.0090.00614.68
7.3.00.0070.00716.40
7.2.330.0130.00916.29
7.2.320.0090.01316.38
7.2.310.0110.00616.79
7.2.300.0100.00716.65
7.2.290.0030.01316.74
7.2.130.0030.01317.10
7.2.120.0060.00916.41
7.2.110.0070.00416.99
7.2.100.0090.00616.77
7.2.90.0030.00716.86
7.2.80.0060.00616.97
7.2.70.0040.00816.86
7.2.60.0030.01016.67
7.2.50.0070.00716.89
7.2.40.0030.00616.71
7.2.30.0030.00716.95
7.2.20.0060.00316.89
7.2.10.0040.00716.83
7.2.00.0050.00918.00
7.1.250.0030.00915.59
7.1.240.0000.00915.79
7.1.230.0060.00815.68
7.1.220.0000.01315.60
7.1.210.0070.00715.48
7.1.200.0110.00415.71
7.1.190.0030.00715.63
7.1.180.0070.00715.78
7.1.170.0060.00615.76
7.1.160.0070.00415.71
7.1.150.0060.00615.72
7.1.140.0000.01415.71
7.1.130.0060.00615.85
7.1.120.0030.01015.74
7.1.110.0000.01015.63
7.1.100.0020.00916.88
7.1.90.0050.00315.63
7.1.80.0040.00415.88
7.1.70.0050.00416.53
7.1.60.0110.00617.37
7.1.50.0080.00816.44
7.1.40.0030.00715.66
7.1.30.0060.00615.45
7.1.20.0080.00415.60
7.1.10.0120.00015.43
7.1.00.0030.02219.04
7.0.330.0030.00715.54
7.0.320.0030.01215.43
7.0.310.0040.00415.29
7.0.300.0030.01115.38
7.0.290.0070.00415.30
7.0.280.0040.00715.38
7.0.270.0060.00615.37
7.0.260.0040.00815.57
7.0.250.0030.00915.20
7.0.240.0040.00715.43
7.0.230.0030.00715.40
7.0.220.0000.01315.51
7.0.210.0040.00715.39
7.0.200.0040.00415.74
7.0.190.0060.00615.41
7.0.180.0030.00715.26
7.0.170.0040.01115.47
7.0.160.0060.00315.37
7.0.150.0100.00015.26
7.0.140.0050.04018.66
7.0.130.0090.00615.42
7.0.120.0030.00915.18
7.0.110.0090.00615.28
7.0.100.0130.04217.73
7.0.90.0140.04517.55
7.0.80.0160.04317.49
7.0.70.0050.04517.63
7.0.60.0000.04317.58
7.0.50.0140.03317.92
7.0.40.0020.03916.77
7.0.30.0090.03816.77
7.0.20.0050.04316.79
7.0.10.0120.03616.70
7.0.00.0040.02616.79
5.6.380.0060.00614.17
5.6.370.0000.01214.34
5.6.360.0090.00014.16
5.6.350.0040.00714.54
5.6.340.0030.01014.29
5.6.330.0000.00914.61
5.6.320.0030.00514.64
5.6.310.0080.00414.79
5.6.300.0070.00714.14
5.6.290.0030.01014.63
5.6.280.0050.04017.76
5.6.270.0070.00414.13
5.6.260.0110.00414.42
5.6.250.0150.03217.60
5.6.240.0050.04117.40
5.6.230.0100.02817.58
5.6.220.0030.02917.45
5.6.210.0100.03517.24
5.6.200.0060.04317.58
5.6.190.0070.04317.57
5.6.180.0100.03517.77
5.6.170.0050.03317.64
5.6.160.0060.02817.78
5.6.150.0050.03617.68
5.6.140.0080.02817.74
5.6.130.0130.03717.72
5.6.120.0040.04717.64
5.6.110.0070.03917.77
5.6.100.0070.02517.65
5.6.90.0050.02517.66
5.6.80.0070.04217.34
5.6.70.0020.02717.40
5.6.60.0080.04317.29
5.6.50.0110.01817.37
5.6.40.0050.02117.24
5.6.30.0090.03617.25
5.6.20.0070.02317.30
5.6.10.0050.04117.32
5.6.00.0020.02417.30
5.5.380.0120.02715.67
5.5.370.0050.02915.78
5.5.360.0140.03615.60
5.5.350.0110.03515.73
5.5.340.0020.02615.80
5.5.330.0070.03015.80
5.5.320.0080.04315.80
5.5.310.0150.03616.11
5.5.300.0040.03815.88
5.5.290.0110.03515.86
5.5.280.0050.03815.99
5.5.270.0070.03816.14
5.5.260.0070.02316.10
5.5.250.0000.04415.75
5.5.240.0090.03815.61
5.5.230.0050.04515.57
5.5.220.0090.02915.52
5.5.210.0030.03515.66
5.5.200.0040.02015.63
5.5.190.0110.03715.60
5.5.180.0050.03615.52
5.5.170.0090.00311.29
5.5.160.0030.04915.64
5.5.150.0050.02015.39
5.5.140.0040.04215.64
5.5.130.0050.04115.73
5.5.120.0090.03715.67
5.5.110.0050.02215.69
5.5.100.0030.03715.67
5.5.90.0110.03415.50
5.5.80.0020.02915.66
5.5.70.0070.03715.63
5.5.60.0030.04315.45
5.5.50.0080.03615.70
5.5.40.0070.04215.54
5.5.30.0090.02715.39
5.5.20.0030.04615.52
5.5.10.0060.04315.64
5.5.00.0030.03915.62
5.4.450.0040.04015.15
5.4.440.0020.04115.25
5.4.430.0070.04315.27
5.4.420.0060.02115.23
5.4.410.0090.04115.09
5.4.400.0060.02814.91
5.4.390.0100.03215.17
5.4.380.0070.03715.06
5.4.370.0050.02314.91
5.4.360.0080.02415.10
5.4.350.0040.02415.14
5.4.340.0020.03815.10
5.4.330.0040.00710.86
5.4.320.0050.03515.17
5.4.310.0070.01814.94
5.4.300.0030.04314.96
5.4.290.0060.03815.04
5.4.280.0050.03815.01
5.4.270.0060.03514.98
5.4.260.0050.02014.98
5.4.250.0080.04015.04
5.4.240.0070.04014.84
5.4.230.0040.02615.09
5.4.220.0100.03114.83
5.4.210.0050.03614.95
5.4.200.0020.03215.14
5.4.190.0030.02115.02
5.4.180.0050.04115.05
5.4.170.0050.04215.00
5.4.160.0100.02515.10
5.4.150.0020.04514.89
5.4.140.0100.03313.74
5.4.130.0060.03813.65
5.4.120.0050.03513.61
5.4.110.0030.03413.86
5.4.100.0060.03513.78
5.4.90.0060.03313.71
5.4.80.0090.03313.67
5.4.70.0040.02313.84
5.4.60.0060.03713.75
5.4.50.0030.03713.70
5.4.40.0030.03513.69
5.4.30.0030.03913.71
5.4.20.0020.03913.68
5.4.10.0020.03513.66
5.4.00.0030.04213.42
5.3.290.0030.04012.55
5.3.280.0030.03812.47
5.3.270.0030.01712.37
5.3.260.0050.03812.37
5.3.250.0030.03312.36
5.3.240.0060.03912.43
5.3.230.0060.03412.32
5.3.220.0100.03312.37
5.3.210.0020.02712.31
5.3.200.0050.01812.40
5.3.190.0060.02612.50
5.3.180.0050.02312.43
5.3.170.0060.03112.38
5.3.160.0030.04012.52
5.3.150.0030.02412.54
5.3.140.0050.02812.44
5.3.130.0020.03412.55
5.3.120.0030.02212.50
5.3.110.0050.03712.49
5.3.100.0020.03312.25
5.3.90.0050.02012.07
5.3.80.0080.03712.24
5.3.70.0010.02312.06
5.3.60.0080.01312.24
5.3.50.0050.02012.16
5.3.40.0070.01812.17
5.3.30.0060.03512.14
5.3.20.0060.04011.99
5.3.10.0080.04011.82
5.3.00.0040.02711.77
5.2.170.0050.03110.88
5.2.160.0080.02810.88
5.2.150.0000.01710.88
5.2.140.0050.02610.88
5.2.130.0030.03110.88
5.2.120.0020.03510.88
5.2.110.0020.03410.88
5.2.100.0030.03410.88
5.2.90.0080.02310.88
5.2.80.0020.03210.88
5.2.70.0030.01510.88
5.2.60.0060.02210.88
5.2.50.0060.02310.88
5.2.40.0020.01810.88
5.2.30.0070.02810.88
5.2.20.0060.02710.88
5.2.10.0000.03010.88
5.2.00.0030.03310.88
5.1.60.0050.01810.88
5.1.50.0050.02610.88
5.1.40.0050.01610.88
5.1.30.0020.03010.88
5.1.20.0080.02810.88
5.1.10.0060.02410.88
5.1.00.0030.02810.88
5.0.50.0000.01810.88
5.0.40.0030.01010.88
5.0.30.0050.02010.88
5.0.20.0030.02310.88
5.0.10.0020.02210.88
5.0.00.0030.03210.88
4.4.90.0040.00710.88
4.4.80.0070.01510.88
4.4.70.0020.02110.88
4.4.60.0010.01810.88
4.4.50.0030.00810.88
4.4.40.0030.01510.88
4.4.30.0010.01810.88
4.4.20.0000.02010.88
4.4.10.0010.01910.88
4.4.00.0020.02810.88
4.3.110.0000.01810.88
4.3.100.0000.01810.88
4.3.90.0050.01710.88
4.3.80.0000.02510.88
4.3.70.0000.01910.88
4.3.60.0040.01710.88
4.3.50.0050.01310.88
4.3.40.0020.02010.88
4.3.30.0020.02010.88
4.3.20.0000.01310.88
4.3.10.0020.01210.88
4.3.00.0030.01810.88

preferences:
49.08 ms | 401 KiB | 5 Q