3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { public $a; public function __construct() { $this->$a = 'hola'; } public function b() { print_r($this->$a); } } $f = new foo(); $f->b();

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)
8.3.60.0070.00718.68
8.3.50.0090.00717.54
8.3.40.0070.00718.83
8.3.30.0110.00418.75
8.3.20.0000.00818.60
8.3.10.0030.00620.60
8.3.00.0080.00017.36
8.2.180.0080.00616.49
8.2.170.0170.00322.96
8.2.160.0070.00722.12
8.2.150.0070.00024.18
8.2.140.0000.00924.66
8.2.130.0080.00026.16
8.2.120.0040.00419.82
8.2.110.0060.00319.03
8.2.100.0090.00318.03
8.2.90.0100.00017.97
8.2.80.0060.00619.21
8.2.70.0090.00017.75
8.2.60.0050.00317.78
8.2.50.0000.00818.07
8.2.40.0000.00819.95
8.2.30.0000.00718.05
8.2.20.0040.00417.58
8.2.10.0030.00617.73
8.2.00.0040.00417.61
8.1.270.0060.00324.66
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00922.04
8.1.230.0060.00620.95
8.1.220.0080.00017.78
8.1.210.0040.00418.90
8.1.200.0060.00317.22
8.1.190.0040.00417.40
8.1.180.0030.00618.10
8.1.170.0000.00818.96
8.1.160.0040.00418.85
8.1.150.0000.00718.67
8.1.140.0100.00017.44
8.1.130.0030.00317.88
8.1.120.0000.00717.46
8.1.110.0040.00417.50
8.1.100.0000.00717.46
8.1.90.0040.00417.34
8.1.80.0000.00717.30
8.1.70.0030.00317.41
8.1.60.0000.00717.56
8.1.50.0000.00717.37
8.1.40.0050.00217.54
8.1.30.0040.00417.49
8.1.20.0000.00817.66
8.1.10.0060.00317.47
8.1.00.0030.00617.46
8.0.300.0000.00720.09
8.0.290.0040.00416.88
8.0.280.0030.00318.43
8.0.270.0030.00517.24
8.0.260.0060.00016.88
8.0.250.0040.00417.03
8.0.240.0050.00316.95
8.0.230.0000.00717.06
8.0.220.0040.00416.96
8.0.210.0030.00316.93
8.0.200.0000.00716.89
8.0.190.0080.00017.04
8.0.180.0040.00416.98
8.0.170.0040.00416.98
8.0.160.0000.00716.95
8.0.150.0000.00816.88
8.0.140.0040.00416.91
8.0.130.0000.00613.36
8.0.120.0060.00316.88
8.0.110.0040.00416.96
8.0.100.0040.00416.95
8.0.90.0080.00016.98
8.0.80.0060.01116.97
8.0.70.0040.00416.89
8.0.60.0000.00716.94
8.0.50.0040.00416.77
8.0.30.0090.01217.14
8.0.20.0130.00517.21
8.0.10.0040.00417.13
8.0.00.0090.01216.77
7.4.330.0000.00514.64
7.4.320.0030.00316.43
7.4.300.0000.00616.48
7.4.290.0000.00816.48
7.4.280.0060.00316.57
7.4.270.0000.00616.47
7.4.260.0000.00513.26
7.4.250.0040.00416.58
7.4.240.0040.00416.51
7.4.230.0000.00716.68
7.4.220.0120.00616.53
7.4.210.0070.00816.57
7.4.200.0000.00716.29
7.4.190.0070.00016.37
7.4.160.0100.00716.36
7.4.150.0080.00817.07
7.4.140.0140.00417.18
7.4.130.0050.01316.40
7.4.120.0030.01416.46
7.4.110.0090.00916.46
7.4.100.0070.01016.52
7.4.90.0100.00716.58
7.4.80.0130.01018.80
7.4.70.0130.00516.33
7.4.60.0070.01016.54
7.4.50.0090.00023.17
7.4.40.0070.00721.69
7.4.30.0130.00916.47
7.4.10.0100.00714.81
7.4.00.0070.01015.08
7.3.330.0060.00013.25
7.3.320.0070.00013.19
7.3.310.0060.00316.36
7.3.300.0000.00716.36
7.3.290.0040.01116.41
7.3.280.0070.01116.33
7.3.270.0110.01117.07
7.3.260.0090.01318.24
7.3.250.0080.01316.51
7.3.240.0070.01016.38
7.3.230.0030.01416.35
7.3.210.0070.01016.52
7.3.200.0060.01719.39
7.3.190.0040.01816.57
7.3.180.0040.01116.54
7.3.170.0090.00916.34
7.3.160.0040.01116.41
7.3.130.0120.00614.79
7.3.120.0050.01114.79
7.3.110.0170.00014.75
7.3.100.0030.01014.87
7.3.90.0000.01514.58
7.3.80.0030.01014.86
7.3.70.0070.00714.81
7.3.60.0090.00614.86
7.3.50.0060.00614.54
7.3.40.0070.00714.91
7.3.30.0060.00914.39
7.3.20.0070.01016.61
7.3.10.0030.01016.61
7.3.00.0060.00916.71
7.2.330.0070.01116.83
7.2.320.0100.00716.71
7.2.310.0090.01116.69
7.2.300.0070.01616.77
7.2.290.0030.01316.43
7.2.260.0080.00814.87
7.2.250.0060.00615.19
7.2.240.0120.00314.97
7.2.230.0030.01615.09
7.2.220.0030.01415.19
7.2.210.0060.00614.83
7.2.200.0000.01214.84
7.2.190.0090.00614.89
7.2.180.0070.00415.04
7.2.170.0030.00715.14
7.2.160.0000.01815.01
7.2.150.0130.00316.86
7.2.140.0060.00316.76
7.2.130.0090.00016.83
7.2.120.0040.00716.59
7.2.110.0000.01416.88
7.2.100.0120.00017.05
7.2.90.0060.00616.80
7.2.80.0070.00716.74
7.2.70.0070.00717.02
7.2.60.0050.01016.91
7.2.50.0160.00017.07
7.2.40.0030.01016.87
7.2.30.0120.00316.85
7.2.20.0090.00916.57
7.2.10.0000.00917.08
7.2.00.0050.01018.20
7.1.330.0030.01015.87
7.1.320.0040.00715.82
7.1.310.0070.00715.92
7.1.300.0050.00515.50
7.1.290.0050.00415.84
7.1.280.0000.01415.79
7.1.270.0100.00715.59
7.1.260.0000.01315.86
7.1.250.0070.00715.44
7.1.240.0060.00615.75
7.1.230.0030.01015.76
7.1.220.0040.01215.60
7.1.210.0030.00915.95
7.1.200.0040.00815.71
7.1.190.0080.00815.59
7.1.180.0100.00315.58
7.1.170.0030.01015.76
7.1.160.0090.00315.81
7.1.150.0070.00715.80
7.1.140.0040.01115.79
7.1.130.0070.00715.93
7.1.120.0000.01415.57
7.1.110.0030.01015.80
7.1.100.0070.00816.98
7.1.90.0060.00915.75
7.1.80.0030.01215.84
7.1.70.0040.00916.28
7.1.60.0080.00917.62
7.1.50.0080.00416.31
7.1.40.0080.00315.98
7.1.30.0060.00615.60
7.1.20.0030.00915.59
7.1.10.0040.00415.46
7.1.00.0050.04119.13
7.0.330.0070.00715.41
7.0.320.0000.01415.38
7.0.310.0000.00815.26
7.0.300.0040.01115.21
7.0.290.0030.01215.45
7.0.280.0030.01415.31
7.0.270.0040.00715.04
7.0.260.0070.00315.21
7.0.250.0090.00615.34
7.0.240.0040.00715.12
7.0.230.0060.00915.38
7.0.220.0000.00815.46
7.0.210.0060.00915.06
7.0.200.0060.00615.93
7.0.190.0050.00615.35
7.0.180.0030.01015.27
7.0.170.0000.00815.32
7.0.160.0080.00515.27
7.0.150.0070.00715.34
7.0.140.0040.03918.59
7.0.130.0030.01315.23
7.0.120.0010.02018.75
7.0.110.0110.02617.80
7.0.100.0120.03817.63
7.0.90.0050.04417.78
7.0.80.0070.03317.54
7.0.70.0090.02717.69
7.0.60.0050.04417.65
7.0.50.0120.03817.74
7.0.40.0100.04216.44
7.0.30.0050.04516.49
7.0.20.0120.03916.59
7.0.10.0050.04416.63
7.0.00.0060.04816.49
5.6.400.0130.00014.36
5.6.390.0100.00314.66
5.6.380.0100.00014.59
5.6.370.0060.00314.57
5.6.360.0090.00614.08
5.6.350.0080.00414.09
5.6.340.0120.00314.35
5.6.330.0090.00314.67
5.6.320.0070.01114.28
5.6.310.0070.00714.12
5.6.300.0110.00014.07
5.6.290.0110.00014.60
5.6.280.0040.04117.71
5.6.270.0090.00614.34
5.6.260.0060.04117.45
5.6.250.0050.04417.56
5.6.240.0070.04517.34
5.6.230.0130.03717.54
5.6.220.0070.04717.53
5.6.210.0050.04117.39
5.6.200.0050.04617.41
5.6.190.0020.05217.31
5.6.180.0130.03517.36
5.6.170.0080.04217.54
5.6.160.0080.04517.31
5.6.150.0110.04617.32
5.6.140.0080.04717.32
5.6.130.0110.04317.56
5.6.120.0090.04017.42
5.6.110.0070.03717.52
5.6.100.0030.04417.37
5.6.90.0060.03017.53
5.6.80.0150.02217.07
5.6.70.0050.03617.15
5.6.60.0070.03217.06
5.6.50.0120.04017.13
5.6.40.0040.02917.00
5.6.30.0100.04017.23
5.6.20.0100.02817.24
5.6.10.0090.04017.03
5.6.00.0050.04617.07
5.5.380.0080.03417.18
5.5.370.0060.03817.34
5.5.360.0020.04617.17
5.5.350.0080.04517.44
5.5.340.0080.04817.67
5.5.330.0050.04517.57
5.5.320.0120.03817.57
5.5.310.0100.04217.58
5.5.300.0100.02717.77
5.5.290.0110.04017.47
5.5.280.0070.04517.58
5.5.270.0050.04517.40
5.5.260.0150.03717.51
5.5.250.0110.04017.53
5.5.240.0030.04717.29
5.5.230.0050.04317.19
5.5.220.0050.04017.09
5.5.210.0090.03917.12
5.5.200.0090.04117.07
5.5.190.0110.04117.25
5.5.180.0050.04517.07
5.5.170.0000.01513.92
5.5.160.0050.04517.20
5.5.150.0110.03817.26
5.5.140.0070.04417.21
5.5.130.0030.04717.05
5.5.120.0070.04017.15
5.5.110.0050.02217.22
5.5.100.0060.02617.01
5.5.90.0090.02417.13
5.5.80.0090.02017.07
5.5.70.0080.01817.15
5.5.60.0030.02217.16
5.5.50.0030.02217.06
5.5.40.0070.02016.92
5.5.30.0030.02517.18
5.5.20.0020.02417.15
5.5.10.0030.04216.80
5.5.00.0030.02517.09
5.4.450.0020.04715.54
5.4.440.0060.03815.62
5.4.430.0100.03215.61
5.4.420.0070.03815.64
5.4.410.0070.04315.46
5.4.400.0060.04015.53
5.4.390.0020.02515.54
5.4.380.0050.04015.38
5.4.370.0120.03515.36
5.4.360.0080.03615.38
5.4.350.0060.04315.48
5.4.340.0080.03715.42
5.4.330.0070.00411.74
5.4.320.0070.02915.42
5.4.310.0020.04015.45
5.4.300.0100.02515.49
5.4.290.0050.02515.40
5.4.280.0050.02715.52
5.4.270.0060.03215.46
5.4.260.0020.03015.38
5.4.250.0020.02715.37
5.4.240.0050.02015.48
5.4.230.0020.02315.47
5.4.220.0050.02315.46
5.4.210.0050.02015.37
5.4.200.0060.02415.45
5.4.190.0040.02015.37
5.4.180.0050.02015.43
5.4.170.0080.01715.34
5.4.160.0020.02615.45
5.4.150.0050.03415.53
5.4.140.0020.02214.04
5.4.130.0030.02014.06
5.4.120.0030.03014.09
5.4.110.0060.02314.05
5.4.100.0040.02114.09
5.4.90.0020.02214.14
5.4.80.0070.01714.15
5.4.70.0030.03314.12
5.4.60.0020.02014.08
5.4.50.0020.02414.07
5.4.40.0020.02314.17
5.4.30.0050.02314.13
5.4.20.0020.02014.13
5.4.10.0050.02114.14
5.4.00.0050.01913.82
5.3.290.0030.04413.21
5.3.280.0050.02213.10
5.3.270.0020.02313.18
5.3.260.0050.02713.18
5.3.250.0050.03713.18
5.3.240.0030.03413.24
5.3.230.0040.04213.21
5.3.220.0080.01913.27
5.3.210.0060.02413.27
5.3.200.0030.02213.13
5.3.190.0040.02313.19
5.3.180.0020.02213.14
5.3.170.0020.02313.13
5.3.160.0080.02313.22
5.3.150.0020.02513.21
5.3.140.0050.02313.14
5.3.130.0040.02013.12
5.3.120.0070.03513.26
5.3.110.0070.01913.21
5.3.100.0020.02112.96
5.3.90.0040.02012.88
5.3.80.0030.02012.88
5.3.70.0050.02012.91
5.3.60.0050.02812.89
5.3.50.0030.02212.86
5.3.40.0050.03012.77
5.3.30.0060.02112.82
5.3.20.0100.03212.71
5.3.10.0030.02612.70
5.3.00.0020.02312.70
5.2.170.0030.03012.00
5.2.160.0000.03012.00
5.2.150.0030.05012.00
5.2.140.0100.02312.00
5.2.130.0030.02712.00
5.2.120.0030.03712.00
5.2.110.0000.03012.00
5.2.100.0070.02712.00
5.2.90.0030.03012.00
5.2.80.0030.04312.00
5.2.70.0030.06012.00
5.2.60.0030.05312.00
5.2.50.0100.05712.00
5.2.40.0100.06012.00
5.2.30.0130.05312.00
5.2.20.0000.06712.00
5.2.10.0070.05012.00
5.2.00.0030.05712.00
5.1.60.0030.05312.00
5.1.50.0100.05012.00
5.1.40.0070.05012.00
5.1.30.0070.03012.00
5.1.20.0070.05312.00
5.1.10.0030.05712.00
5.1.00.0100.05012.00
5.0.50.0030.04012.00
5.0.40.0030.02012.00
5.0.30.0070.05312.00
5.0.20.0000.04312.00
5.0.10.0070.04012.00
5.0.00.0100.05012.00
4.4.90.0000.01712.00
4.4.80.0030.01312.00
4.4.70.0100.03012.00
4.4.60.0030.02712.00
4.4.50.0030.02712.00
4.4.40.0030.05012.00
4.4.30.0030.02312.00
4.4.20.0000.04012.00
4.4.10.0030.03712.00
4.4.00.0000.02712.00
4.3.110.0030.03012.00
4.3.100.0030.03312.00
4.3.90.0070.03012.00
4.3.80.0000.05312.00
4.3.70.0070.03012.00
4.3.60.0000.03312.00
4.3.50.0000.03712.00
4.3.40.0000.04312.00
4.3.30.0000.03712.00
4.3.20.0000.04012.00
4.3.10.0000.03712.00
4.3.00.0000.03712.00

preferences:
43.18 ms | 400 KiB | 5 Q