3v4l.org

run code in 300+ PHP versions simultaneously
<?php class person{ public $name; public $age; public $sex; function _construct($name,$sex,$age){ $this->name = $name; $this->age = $age; $this->sex = $sex; } } function read(){ $per = new person(dafa); $name = $per->name; echo $name."study"; } $a = read();

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)
8.3.40.0070.00718.79
8.3.30.0100.00319.19
8.3.20.0040.00420.16
8.3.10.0000.00820.66
8.3.00.0040.00419.50
8.2.170.0130.00722.96
8.2.160.0110.00420.52
8.2.150.0040.00424.18
8.2.140.0090.00624.66
8.2.130.0080.00026.16
8.2.120.0050.00321.90
8.2.110.0090.00019.21
8.2.100.0120.00017.91
8.2.90.0030.00519.23
8.2.80.0040.00417.97
8.2.70.0080.00017.50
8.2.60.0060.00317.93
8.2.50.0170.00418.07
8.2.40.0080.00018.28
8.2.30.0030.00617.95
8.2.20.0040.00417.79
8.2.10.0000.00817.89
8.2.00.0000.00717.81
8.1.270.0050.00323.87
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0000.00821.43
8.1.230.0070.00417.46
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0000.00817.23
8.1.180.0070.00018.10
8.1.170.0030.00518.66
8.1.160.0000.00722.08
8.1.150.0040.00418.71
8.1.140.0050.00217.31
8.1.130.0000.00817.76
8.1.120.0070.00017.47
8.1.110.0080.00017.39
8.1.100.0070.00017.46
8.1.90.0000.00717.43
8.1.80.0080.00017.45
8.1.70.0000.00717.38
8.1.60.0040.00417.50
8.1.50.0000.00817.52
8.1.40.0000.00817.38
8.1.30.0030.00617.57
8.1.20.0040.00417.50
8.1.10.0030.00517.55
8.1.00.0050.00317.38
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.36
8.0.270.0000.00717.19
8.0.260.0070.00017.35
8.0.250.0030.00316.95
8.0.240.0000.00717.03
8.0.230.0040.00416.94
8.0.220.0000.00716.86
8.0.210.0040.00416.86
8.0.200.0050.00317.04
8.0.190.0000.00816.99
8.0.180.0040.00416.82
8.0.170.0080.00016.93
8.0.160.0030.00316.94
8.0.150.0040.00416.93
8.0.140.0040.00416.94
8.0.130.0040.00413.32
8.0.120.0000.00816.84
8.0.110.0070.00016.92
8.0.100.0000.00716.86
8.0.90.0040.00416.84
8.0.80.0070.01417.03
8.0.70.0000.00716.95
8.0.60.0030.00516.79
8.0.50.0040.00416.95
8.0.30.0120.00817.08
8.0.20.0050.01517.40
8.0.10.0000.00716.86
8.0.00.0090.00816.62
7.4.330.0020.00215.08
7.4.320.0070.00016.63
7.4.300.0060.00016.63
7.4.290.0030.00316.63
7.4.280.0090.00016.41
7.4.270.0070.00016.57
7.4.260.0030.00616.40
7.4.250.0000.00716.48
7.4.240.0050.00216.57
7.4.230.0030.00316.69
7.4.220.0070.01116.66
7.4.210.0100.00316.64
7.4.200.0040.00416.42
7.4.160.0090.00916.59
7.4.150.0110.00817.40
7.4.140.0130.00417.86
7.4.130.0050.01216.43
7.4.120.0120.00716.52
7.4.110.0080.00816.66
7.4.100.0060.01016.78
7.4.90.0040.01316.51
7.4.80.0100.01019.39
7.4.70.0120.00616.41
7.4.60.0070.01016.44
7.4.50.0000.00816.66
7.4.40.0140.00716.51
7.4.30.0130.01016.55
7.4.00.0140.00414.97
7.3.330.0050.00013.38
7.3.320.0000.00513.12
7.3.310.0000.00716.38
7.3.300.0030.00316.42
7.3.290.0100.01016.38
7.3.280.0090.00716.38
7.3.270.0090.00917.40
7.3.260.0140.00416.64
7.3.250.0070.00916.48
7.3.240.0100.01016.69
7.3.230.0060.01016.43
7.3.210.0110.00616.43
7.3.200.0090.01216.48
7.3.190.0120.00616.60
7.3.180.0110.00616.38
7.3.170.0090.00716.34
7.3.160.0060.01116.40
7.3.10.0080.00816.31
7.3.00.0200.00616.42
7.2.330.0030.01416.75
7.2.320.0090.01316.75
7.2.310.0130.00316.60
7.2.300.0080.00816.72
7.2.290.0030.01416.77
7.2.130.0090.00916.16
7.2.120.0160.00615.84
7.2.110.0130.01016.45
7.2.100.0070.01416.20
7.2.90.0230.00016.43
7.2.80.0150.00616.35
7.2.70.0150.00616.36
7.2.60.0100.00516.42
7.2.50.0120.01216.33
7.2.40.0060.01316.67
7.2.30.0110.00816.48
7.2.20.0140.01716.29
7.2.10.0140.01416.05
7.2.00.0110.01116.51
7.1.250.0130.00915.02
7.1.200.0030.00615.73
7.1.70.0030.00717.20
7.1.60.0130.01019.32
7.1.50.0230.01034.79
7.1.00.0000.08022.37
7.0.200.0050.00316.84
7.0.140.0030.07321.98
7.0.60.0300.06319.93
7.0.50.0100.07717.87
7.0.40.0070.04020.30
7.0.30.0630.06320.16
7.0.20.0300.03320.23
7.0.10.0230.05720.10
7.0.00.0030.04320.09
5.6.280.0170.06021.08
5.6.210.0170.07320.70
5.6.200.0130.07718.15
5.6.190.0130.07720.47
5.6.180.3230.03720.39
5.6.170.0130.05320.62
5.6.160.0070.08720.48
5.6.150.0130.05018.28
5.6.140.0070.03318.11
5.6.130.0100.07018.12
5.6.120.0100.07320.99
5.6.110.0070.05321.13
5.6.100.0130.07720.96
5.6.90.0070.08720.98
5.6.80.0030.05320.43
5.5.350.0270.07320.45
5.5.340.0100.06017.97
5.5.330.0030.04320.29
5.5.320.0330.07720.51
5.5.310.0200.04320.30
5.5.300.0070.07018.03
5.5.290.0100.06717.97
5.5.280.0030.07720.77
5.5.270.0070.07720.68
5.5.260.0100.08020.77
5.5.250.0200.07320.55
5.5.240.0370.06320.29
5.4.450.0800.05319.39
5.4.440.0430.06719.28
5.4.430.0170.05719.39
5.4.420.0770.00019.36
5.4.410.0630.00019.42
5.4.400.0600.00019.08
5.4.390.0630.00019.03
5.4.380.0630.00019.12
5.4.370.0630.00019.11
5.4.360.0670.00019.03
5.4.350.0700.00019.16
5.4.340.0630.00019.16
5.4.320.0010.04112.51
5.4.310.0030.04112.50
5.4.300.0060.03612.51
5.4.290.0050.03912.51
5.4.280.0070.03412.40
5.4.270.0080.04212.40
5.4.260.0060.04012.41
5.4.250.0070.03712.40
5.4.240.0050.03712.40
5.4.230.0050.03712.40
5.4.220.0050.03612.39
5.4.210.0060.03412.39
5.4.200.0050.03812.39
5.4.190.0060.03612.39
5.4.180.0020.03912.39
5.4.170.0030.03812.40
5.4.160.0070.03712.39
5.4.150.0080.03412.39
5.4.140.0070.04012.07
5.4.130.0060.03312.07
5.4.120.0050.03612.02
5.4.110.0090.03112.02
5.4.100.0080.04412.02
5.4.90.0070.03612.01
5.4.80.0040.03712.02
5.4.70.0030.03712.01
5.4.60.0080.03312.02
5.4.50.0060.03712.02
5.4.40.0070.03612.00
5.4.30.0030.03712.00
5.4.20.0040.03612.00
5.4.10.0050.03412.00
5.4.00.0050.03611.49
5.3.290.0050.03912.80
5.3.280.0040.03812.71
5.3.270.0060.03812.72
5.3.260.0050.04012.72
5.3.250.0050.03712.71
5.3.240.0040.03912.72
5.3.230.0040.03812.71
5.3.220.0050.03812.68
5.3.210.0080.03512.68
5.3.200.0050.03712.68
5.3.190.0040.04012.68
5.3.180.0040.04012.67
5.3.170.0050.03612.67
5.3.160.0070.04112.68
5.3.150.0020.04012.68
5.3.140.0090.03312.66
5.3.130.0040.04112.65
5.3.120.0100.04012.66
5.3.110.0090.04012.66
5.3.100.0040.04012.12
5.3.90.0040.03712.11
5.3.80.0080.03512.10
5.3.70.0050.03812.10
5.3.60.0080.03412.09
5.3.50.0070.03512.02
5.3.40.0070.03512.02
5.3.30.0050.03611.98
5.3.20.0110.03111.77
5.3.10.0040.03611.74
5.3.00.0040.03811.72
5.2.170.0030.0329.22
5.2.160.0060.0289.21
5.2.150.0050.0309.21
5.2.140.0050.0319.21
5.2.130.0050.0289.17
5.2.120.0030.0309.17
5.2.110.0040.0299.19
5.2.100.0030.0339.18
5.2.90.0040.0339.18
5.2.80.0080.0329.18
5.2.70.0050.0369.18
5.2.60.0040.0309.14
5.2.50.0050.0309.10
5.2.40.0050.0289.08
5.2.30.0020.0339.05
5.2.20.0060.0299.04
5.2.10.0020.0308.95
5.2.00.0060.0278.81
5.1.60.0020.0268.09
5.1.50.0020.0278.09
5.1.40.0030.0268.07
5.1.30.0030.0278.42
5.1.20.0060.0308.44
5.1.10.0020.0288.16
5.1.00.0040.0288.17
5.0.50.0030.0266.64
5.0.40.0060.0176.50
5.0.30.0020.0326.31
5.0.20.0030.0276.28
5.0.10.0040.0206.26
5.0.00.0020.0376.25
4.4.90.0020.0204.78
4.4.80.0040.0144.75
4.4.70.0040.0154.76
4.4.60.0050.0154.76
4.4.50.0040.0144.77
4.4.40.0040.0254.71
4.4.30.0050.0194.76
4.4.20.0040.0194.84
4.4.10.0030.0194.85
4.4.00.0030.0264.76
4.3.110.0030.0154.67
4.3.100.0020.0164.67
4.3.90.0030.0144.63
4.3.80.0030.0244.58
4.3.70.0020.0144.63
4.3.60.0030.0144.63
4.3.50.0010.0174.62
4.3.40.0030.0234.54
4.3.30.0030.0143.30
4.3.20.0030.0143.28
4.3.10.0010.0163.24
4.3.00.0100.01016.50

preferences:
46.27 ms | 400 KiB | 5 Q