3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public $x = 1; // access modifiers effect property/method visibility not scope protected $y = 2; private $z = 3; } $o = new Test(); function TryIt(){ $f = new Test(); echo $f->x; } TryIt(); var_dump($GLOBALS['o']); var_dump($GLOBALS['f']);

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)
8.3.60.0120.00918.55
8.3.50.0130.00621.08
8.3.40.0110.00418.66
8.3.30.0130.00320.20
8.3.20.0000.00720.21
8.3.10.0080.00021.92
8.3.00.0030.00522.39
8.2.180.0140.00016.75
8.2.170.0070.00722.96
8.2.160.0090.00622.08
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00020.82
8.2.110.0060.00322.30
8.2.100.0040.00717.91
8.2.90.0040.00419.26
8.2.80.0060.00319.05
8.2.70.0000.00817.59
8.2.60.0000.00817.79
8.2.50.0040.00418.07
8.2.40.0030.00718.14
8.2.30.0000.00819.43
8.2.20.0070.00017.52
8.2.10.0000.00817.60
8.2.00.0060.00317.73
8.1.280.0060.00925.92
8.1.270.0000.00723.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00022.50
8.1.230.0080.00420.90
8.1.220.0080.00018.77
8.1.210.0040.00418.87
8.1.200.0030.00617.35
8.1.190.0000.00917.53
8.1.180.0050.00318.10
8.1.170.0000.00818.51
8.1.160.0000.00718.88
8.1.150.0000.00718.50
8.1.140.0030.00617.43
8.1.130.0000.00717.83
8.1.120.0000.00717.36
8.1.110.0040.00417.43
8.1.100.0060.00317.48
8.1.90.0040.00417.42
8.1.80.0000.00717.41
8.1.70.0030.00317.33
8.1.60.0040.00417.61
8.1.50.0000.00717.42
8.1.40.0050.00517.38
8.1.30.0000.00717.51
8.1.20.0050.00317.62
8.1.10.0000.00717.58
8.1.00.0040.00417.51
8.0.300.0080.00019.98
8.0.290.0070.00017.28
8.0.280.0070.00018.46
8.0.270.0040.00417.16
8.0.260.0040.00416.76
8.0.250.0000.00617.08
8.0.240.0000.01217.02
8.0.230.0050.00316.95
8.0.220.0000.00717.00
8.0.210.0050.00316.97
8.0.200.0000.00816.90
8.0.190.0050.00317.02
8.0.180.0000.00716.95
8.0.170.0050.00216.94
8.0.160.0070.00016.91
8.0.150.0000.00716.96
8.0.140.0030.00516.82
8.0.130.0030.00313.42
8.0.120.0030.00516.94
8.0.110.0000.00816.93
8.0.100.0070.00016.78
8.0.90.0000.00816.84
8.0.80.0100.01016.93
8.0.70.0050.00216.79
8.0.60.0090.00016.79
8.0.50.0040.00416.84
8.0.30.0090.01217.09
8.0.20.0040.01517.40
8.0.10.0040.00416.88
8.0.00.0070.01116.70
7.4.330.0030.00315.00
7.4.320.0000.00616.56
7.4.300.0030.00316.63
7.4.290.0070.00016.59
7.4.280.0070.00016.59
7.4.270.0000.01116.65
7.4.260.0030.00313.20
7.4.250.0040.00416.61
7.4.240.0030.00416.53
7.4.230.0000.00716.42
7.4.220.0110.00716.49
7.4.210.0120.00516.54
7.4.200.0030.00316.59
7.4.190.0030.00316.66
7.4.160.0160.00016.64
7.4.150.0080.00817.40
7.4.140.0090.00817.86
7.4.130.0070.00916.57
7.4.120.0070.01416.63
7.4.110.0110.00816.63
7.4.100.0090.01216.54
7.4.90.0130.00616.62
7.4.80.0200.00319.39
7.4.70.0180.00016.65
7.4.60.0060.01716.56
7.4.50.0050.00316.54
7.4.40.0030.01422.77
7.4.30.0040.01216.70
7.4.00.0030.00915.10
7.3.330.0050.00013.37
7.3.320.0030.00313.17
7.3.310.0030.00316.40
7.3.300.0060.00016.30
7.3.290.0140.00416.37
7.3.280.0090.00716.37
7.3.270.0090.00917.40
7.3.260.0150.00316.32
7.3.250.0090.00916.43
7.3.240.0090.00616.49
7.3.230.0030.01316.41
7.3.210.0040.01416.36
7.3.200.0030.01716.29
7.3.190.0090.01216.50
7.3.180.0080.00816.54
7.3.170.0120.00416.37
7.3.160.0160.00016.31
7.3.120.0070.00614.93
7.3.10.0100.00316.78
7.3.00.0090.00316.58
7.2.330.0050.01416.82
7.2.320.0070.01316.68
7.2.310.0080.00916.46
7.2.300.0060.01216.54
7.2.290.0100.00616.73
7.2.130.0070.00416.85
7.2.120.0000.01516.62
7.2.110.0030.00916.79
7.2.100.0000.00816.92
7.2.90.0040.00416.79
7.2.80.0060.01017.10
7.2.70.0000.00816.72
7.2.60.0050.00816.79
7.2.50.0030.00916.52
7.2.40.0140.00016.54
7.2.30.0100.00316.93
7.2.20.0070.00716.53
7.2.10.0000.01416.89
7.2.00.0080.00517.83
7.1.250.0000.00815.96
7.1.200.0070.00315.50
7.1.100.0040.00717.95
7.1.70.0040.00416.87
7.1.60.0130.01019.32
7.1.50.0180.00734.71
7.1.00.0030.05022.36
7.0.200.0210.00614.92
7.0.140.0030.07721.92
7.0.60.0130.07019.78
7.0.50.0170.06717.94
7.0.40.0070.08720.26
7.0.30.0400.07320.26
7.0.20.0370.07720.23
7.0.10.0030.07020.22
7.0.00.0070.06320.06
5.6.280.0030.07320.90
5.6.210.0070.08320.61
5.6.200.0070.08318.18
5.6.190.0100.06720.60
5.6.180.0470.03720.52
5.6.170.0300.06720.48
5.6.160.0070.04720.49
5.6.150.0030.04318.12
5.6.140.0070.08018.19
5.6.130.0070.04018.27
5.6.120.0070.04721.13
5.6.110.0170.07320.90
5.6.100.0030.09020.99
5.6.90.0070.08720.95
5.6.80.0030.07720.36
5.5.350.0000.05320.33
5.5.340.0130.06018.07
5.5.330.0100.08320.36
5.5.320.0000.08320.27
5.5.310.0170.06720.23
5.5.300.0200.07017.96
5.5.290.0100.07318.08
5.5.280.0070.05720.89
5.5.270.0100.07020.88
5.5.260.0070.07020.64
5.5.250.0130.05320.66
5.5.240.0270.03020.26
5.4.450.3300.04019.46
5.4.440.4470.03719.38
5.4.430.3500.03319.48
5.4.420.3230.03319.53
5.4.410.3770.04019.18
5.4.400.3630.04319.23
5.4.390.3900.03718.85
5.4.380.4100.03018.95
5.4.370.4070.04719.09
5.4.360.4270.03719.31
5.4.350.4000.03719.23
5.4.340.3730.03318.99
5.4.320.4530.02718.99
5.4.310.4300.04018.85
5.4.300.3600.03719.22
5.4.290.4200.03719.19
5.4.280.4000.03319.26
5.4.270.3630.04319.09
5.4.260.3800.04018.84
5.4.250.3700.04319.21
5.4.240.3630.03719.16
5.4.230.3500.03319.21
5.4.220.4400.03318.98
5.4.210.4270.03319.20
5.4.200.4230.03719.20
5.4.190.3670.03319.18
5.4.180.3330.03318.94
5.4.170.3600.04018.84
5.4.160.3530.03719.20
5.4.150.3400.04018.98
5.4.140.3200.03316.47
5.4.130.3500.04016.55
5.4.120.3830.02316.36
5.4.110.3800.03316.50
5.4.100.4030.03716.24
5.4.90.3670.04016.61
5.4.80.3630.03316.50
5.4.70.3930.03316.44
5.4.60.3730.03016.53
5.4.50.3970.03316.42
5.4.40.3900.03716.53
5.4.30.4330.03016.42
5.4.20.4370.03316.23
5.4.10.3430.03716.39
5.4.00.3500.04015.93
5.3.290.4300.03314.68
5.3.280.3630.04014.81
5.3.270.3470.03714.53
5.3.260.3670.04014.57
5.3.250.3530.03314.58
5.3.240.3400.03714.51
5.3.230.3200.03314.71
5.3.220.3430.03314.56
5.3.210.3430.03314.65
5.3.200.4000.04014.68
5.3.190.3970.03714.60
5.3.180.3600.03314.55
5.3.170.3670.03314.58
5.3.160.3670.03714.57
5.3.150.3700.03714.79
5.3.140.3930.03014.52
5.3.130.4370.03314.45
5.3.120.4030.03714.45
5.3.110.4330.04014.47
5.3.100.3570.04714.09
5.3.90.3570.03714.02
5.3.80.3770.03714.09
5.3.70.3700.03314.09
5.3.60.3670.03714.12
5.3.50.3630.03714.03
5.3.40.3500.03314.03
5.3.30.3930.03013.90
5.3.20.3700.03013.56
5.3.10.3800.03313.81
5.3.00.3670.03013.80
5.2.170.3470.03311.26
5.2.160.3170.02711.15
5.2.150.3200.02711.06
5.2.140.2870.02711.26
5.2.130.2870.03011.08
5.2.120.3100.02311.18
5.2.110.3200.02011.15
5.2.100.3130.02311.02
5.2.90.2730.03311.01
5.2.80.2970.03311.01
5.2.70.3170.03011.02
5.2.60.3030.03711.21
5.2.50.3830.02710.97
5.2.40.2770.03711.11
5.2.30.3130.03010.98
5.2.20.2870.03011.12
5.2.10.3070.03010.86
5.2.00.3130.02710.63
5.1.60.2700.02310.05
5.1.50.2700.0279.92
5.1.40.3170.0209.98
5.1.30.3130.02010.25
5.1.20.3030.02710.41
5.1.10.3170.02710.22
5.1.00.3200.02010.12
5.0.50.1770.0238.50
5.0.40.1570.0238.39
5.0.30.1370.0308.45
5.0.20.1430.0208.09
5.0.10.1630.0208.33
5.0.00.1530.0308.14
4.4.90.1500.0176.94
4.4.80.1430.0136.94
4.4.70.1430.0136.94
4.4.60.1400.0136.94
4.4.50.1770.0176.94
4.4.40.1470.0276.94
4.4.30.1500.0176.94
4.4.20.1800.0136.94
4.4.10.1470.0176.94
4.4.00.1500.0236.94
4.3.110.1300.0176.94
4.3.100.1370.0176.94
4.3.90.1430.0206.94
4.3.80.1800.0276.94
4.3.70.1230.0176.94
4.3.60.1770.0136.94
4.3.50.1770.0176.94
4.3.40.1800.0206.94
4.3.30.0970.0236.94
4.3.20.0770.0206.94
4.3.10.0930.0206.94
4.3.00.0970.0176.94

preferences:
49.22 ms | 401 KiB | 5 Q