3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public static $class_prop = 'class_property'; public $object_prop = 'object_property'; static function printClassProp() { //print 'prefix_' . self::$static_prop . '_postfix' . PHP_EOL; print "prefix_{self::$class_prop}_postfix" . PHP_EOL; print "prefix_{\\self::$class_prop}_postfix" . PHP_EOL; // <-- issue here } function printObjectProp() { print "prefix_{$this->object_prop}_postfix" . PHP_EOL; } } $foo = new Foo; $foo->printObjectProp(); Foo::printClassProp();

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)
8.3.60.0050.00918.43
8.3.50.0170.00521.99
8.3.40.0160.00618.56
8.3.30.0110.00318.67
8.3.20.0030.00618.66
8.3.10.0050.00319.34
8.3.00.0040.00423.64
8.2.180.0110.00716.63
8.2.170.0150.00022.96
8.2.160.0100.00320.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.93
8.2.110.0000.01020.35
8.2.100.0060.00618.04
8.2.90.0040.00418.34
8.2.80.0040.00417.97
8.2.70.0070.00417.75
8.2.60.0000.00818.05
8.2.50.0070.00318.07
8.2.40.0080.00318.22
8.2.30.0000.00819.89
8.2.20.0050.00317.65
8.2.10.0000.00717.66
8.2.00.0090.00017.61
8.1.280.0070.01025.92
8.1.270.0000.00823.99
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0030.00622.24
8.1.230.0040.00820.96
8.1.220.0040.00417.78
8.1.210.0040.00418.84
8.1.200.0030.00617.23
8.1.190.0000.00819.18
8.1.180.0040.00418.10
8.1.170.0050.00318.71
8.1.160.0000.00718.79
8.1.150.0040.00418.63
8.1.140.0000.00717.45
8.1.130.0020.00517.51
8.1.120.0000.00717.43
8.1.110.0050.00317.48
8.1.100.0050.00317.49
8.1.90.0000.00817.38
8.1.80.0050.00217.39
8.1.70.0070.00017.46
8.1.60.0060.00317.46
8.1.50.0000.00717.52
8.1.40.0000.00717.42
8.1.30.0040.00417.49
8.1.20.0040.00417.54
8.1.10.0040.00417.64
8.1.00.0040.00417.48
8.0.300.0050.00219.94
8.0.290.0000.00817.18
8.0.280.0000.00718.45
8.0.270.0040.00417.23
8.0.260.0040.00416.88
8.0.250.0020.00516.91
8.0.240.0000.00716.99
8.0.230.0080.00017.00
8.0.220.0000.00716.80
8.0.210.0000.00716.95
8.0.200.0070.00016.98
8.0.190.0040.00417.03
8.0.180.0000.00816.89
8.0.170.0000.00716.82
8.0.160.0000.00716.91
8.0.150.0040.00416.96
8.0.140.0040.00416.95
8.0.130.0030.00313.38
8.0.120.0000.00816.96
8.0.110.0000.00816.89
8.0.100.0040.00416.96
8.0.90.0070.00016.94
8.0.80.0070.01017.00
8.0.70.0040.00416.98
8.0.60.0000.00716.97
8.0.50.0000.00716.92
8.0.30.0080.01117.17
8.0.20.0100.00817.40
8.0.10.0030.00516.90
8.0.00.0030.01516.62
7.4.330.0030.00314.70
7.4.320.0030.00316.45
7.4.300.0060.00016.54
7.4.290.0080.00016.51
7.4.280.0070.00016.62
7.4.270.0030.00316.49
7.4.260.0060.00013.25
7.4.250.0000.00716.41
7.4.240.0040.00416.60
7.4.230.0000.00816.50
7.4.220.0090.01116.54
7.4.210.0070.00716.51
7.4.200.0000.00716.63
7.4.190.0040.00416.68
7.4.160.0110.00516.67
7.4.150.0060.01017.40
7.4.140.0110.00617.86
7.4.130.0110.00616.54
7.4.120.0120.00516.51
7.4.110.0040.01316.66
7.4.100.0040.01916.66
7.4.90.0100.00716.56
7.4.80.0030.01719.37
7.4.70.0130.01016.49
7.4.60.0040.01616.39
7.4.50.0000.00916.60
7.4.40.0070.01022.52
7.4.30.0060.01316.55
7.4.00.0040.01114.71
7.3.330.0000.00513.24
7.3.320.0030.00313.27
7.3.310.0040.00416.37
7.3.300.0030.00316.38
7.3.290.0030.01016.32
7.3.280.0040.01216.39
7.3.270.0130.00417.40
7.3.260.0110.00618.24
7.3.250.0120.00916.48
7.3.240.0120.01116.33
7.3.230.0120.00416.57
7.3.210.0110.00716.43
7.3.200.0120.00919.39
7.3.190.0150.00716.44
7.3.180.0040.01116.36
7.3.170.0120.00416.60
7.3.160.0040.01116.36
7.3.120.0040.01015.03
7.3.10.0060.00616.70
7.3.00.0110.00416.65
7.2.330.0100.00916.77
7.2.320.0120.01216.34
7.2.310.0040.01716.80
7.2.300.0060.01016.81
7.2.290.0090.00816.40
7.2.130.0060.00617.11
7.2.120.0070.00316.71
7.2.110.0030.00916.56
7.2.100.0100.00316.91
7.2.90.0070.00717.08
7.2.80.0030.00616.70
7.2.70.0030.00716.83
7.2.60.0050.00817.09
7.2.50.0070.00717.01
7.2.40.0070.00717.16
7.2.30.0060.00316.99
7.2.20.0090.00616.70
7.2.10.0090.00316.64
7.2.00.0090.00618.32
7.1.250.0000.01015.64
7.1.200.0150.00815.64
7.1.100.0040.00718.21
7.1.70.0030.00716.86
7.1.60.0130.01019.40
7.1.50.0170.00017.00
7.1.00.0000.08022.27
7.0.200.0040.00416.75
7.0.140.0100.06721.99
7.0.60.0000.08321.59
7.0.50.0070.04717.92
7.0.40.0030.08720.30
7.0.30.0330.07320.26
7.0.20.0330.05320.24
7.0.10.0100.05720.19
7.0.00.0100.07020.05
5.6.280.0000.07721.04
5.6.210.0070.05720.52
5.6.200.0070.04718.17
5.6.190.0030.04320.48
5.6.180.0370.07020.46
5.6.170.0330.05720.56
5.6.160.0070.09020.71
5.6.150.0070.08018.15
5.6.140.0070.06018.15
5.6.130.0100.03718.21
5.6.120.0030.05020.99
5.6.110.0030.08721.14
5.6.100.0100.07320.97
5.6.90.0030.08721.13
5.6.80.0000.09020.41
5.5.350.4170.04720.41
5.5.340.0130.05717.98
5.5.330.0030.08320.41
5.5.320.0500.04320.20
5.5.310.0270.05320.50
5.5.300.0070.08318.03
5.5.290.0070.08017.95
5.5.280.0130.05720.88
5.5.270.0070.06320.88
5.5.260.0070.07020.68
5.5.250.0070.06720.70
5.5.240.0070.07320.16
5.4.450.3900.03719.48
5.4.440.0130.05719.50
5.4.430.2670.03319.38
5.4.420.3330.04319.43
5.4.410.4570.04319.31
5.4.400.3630.03718.96
5.4.390.3500.03719.15
5.4.380.4430.03718.90
5.4.370.0130.05019.13
5.4.360.4570.04718.97
5.4.350.4570.04019.16
5.4.340.4600.04019.11
5.4.320.3430.04319.02
5.4.310.3900.04319.00
5.4.300.3370.04019.15
5.4.290.3670.04019.11
5.4.280.3470.03719.17
5.4.270.3630.04019.20
5.4.260.4200.04019.00
5.4.250.3570.03718.91
5.4.240.3870.03319.14
5.4.230.4470.03719.00
5.4.220.4630.03319.20
5.4.210.4500.03018.96
5.4.200.4570.03319.20
5.4.190.3930.03018.94
5.4.180.3830.03719.10
5.4.170.3770.03719.12
5.4.160.3630.03719.08
5.4.150.4200.03719.13
5.4.140.4600.04016.26
5.4.130.4500.03316.44
5.4.120.4730.03316.35
5.4.110.4670.03316.41
5.4.100.4270.03016.18
5.4.90.3570.04016.29
5.4.80.4600.03016.29
5.4.70.3900.03016.30
5.4.60.4230.03716.26
5.4.50.4900.04016.50
5.4.40.4570.03716.57
5.4.30.4170.03316.35
5.4.20.3870.02716.39
5.4.10.4330.03016.39
5.4.00.4130.03716.04
5.3.290.3770.03714.55
5.3.280.4500.04014.67
5.3.270.3770.03714.63
5.3.260.4000.03714.61
5.3.250.4470.04014.76
5.3.240.4700.03014.52
5.3.230.4400.04314.61
5.3.220.4600.03314.73
5.3.210.4670.04014.63
5.3.200.4430.03014.71
5.3.190.4570.04014.56
5.3.180.4630.03314.48
5.3.170.3770.03714.45
5.3.160.4370.03714.57
5.3.150.4200.04314.56
5.3.140.4400.03314.57
5.3.130.4370.03314.44
5.3.120.5300.04014.43
5.3.110.4170.03714.58
5.3.100.4200.03014.07
5.3.90.4800.03714.08
5.3.80.4600.04314.08
5.3.70.4670.04014.03
5.3.60.4170.03313.93
5.3.50.3830.04313.95
5.3.40.3770.04013.99
5.3.30.3400.04013.91
5.3.20.4030.04313.69
5.3.10.4570.03713.70
5.3.00.4570.03713.58
5.2.170.3300.02711.20
5.2.160.3430.02711.11
5.2.150.3330.02311.15
5.2.140.3530.03011.19
5.2.130.3530.03011.06
5.2.120.3400.02311.16
5.2.110.4000.02311.06
5.2.100.3670.03011.11
5.2.90.3770.03711.08
5.2.80.3930.02711.28
5.2.70.4000.02711.10
5.2.60.3600.03311.06
5.2.50.3570.02710.98
5.2.40.3170.03011.07
5.2.30.3100.04010.92
5.2.20.2970.03311.11
5.2.10.3300.03310.83
5.2.00.3230.02710.61
5.1.60.3200.02710.04
5.1.50.2830.02710.02
5.1.40.3270.0139.98
5.1.30.3130.02310.42
5.1.20.3200.03010.50
5.1.10.0130.0309.98
5.1.00.0030.04310.06
5.0.50.0070.0438.50
5.0.40.0030.0478.48
5.0.30.1000.0438.28
5.0.20.1670.0238.25
5.0.10.1630.0178.08
5.0.00.1470.0338.07
4.4.90.1770.0136.07
4.4.80.1900.0136.07
4.4.70.1800.0136.07
4.4.60.1830.0176.07
4.4.50.1100.0176.07
4.4.40.1770.0276.07
4.4.30.1930.0136.07
4.4.20.0000.0376.07
4.4.10.0000.0276.07
4.4.00.0000.0576.07
4.3.110.0070.0276.07
4.3.100.1700.0136.07
4.3.90.1730.0176.07
4.3.80.1430.0276.07
4.3.70.1470.0136.07
4.3.60.1670.0136.07
4.3.50.1570.0136.07
4.3.40.1870.0176.07
4.3.30.1000.0236.07
4.3.20.0770.0176.07
4.3.10.0970.0236.07
4.3.00.1070.0176.07

preferences:
32.96 ms | 401 KiB | 5 Q