3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public static $static_prop = 'class prop'; public $prop = 'object prop'; static function printClassProp() { //print 'prefix ' . self::$static_prop . ' postfix' . PHP_EOL; print "prefix {\\self::$static_prop} postfix" . PHP_EOL; // <-- issue here } function printObjectProp() { print "prefix {$this->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)
8.3.60.0120.00918.55
8.3.50.0130.00822.05
8.3.40.0030.01418.60
8.3.30.0070.00718.75
8.3.20.0040.01218.77
8.3.10.0080.00020.54
8.3.00.0110.00017.75
8.2.180.0100.01316.75
8.2.170.0120.00322.96
8.2.160.0070.00722.13
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0040.00419.91
8.2.110.0000.01022.17
8.2.100.0110.00017.69
8.2.90.0080.00019.17
8.2.80.0030.00517.97
8.2.70.0060.00317.75
8.2.60.0080.00019.66
8.2.50.0060.00318.07
8.2.40.0080.00018.22
8.2.30.0030.00618.07
8.2.20.0040.00417.59
8.2.10.0040.00417.85
8.2.00.0040.00417.80
8.1.280.0160.00725.92
8.1.270.0000.00823.99
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0040.00422.69
8.1.230.0070.00419.04
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.00817.22
8.1.190.0030.00617.23
8.1.180.0030.00518.10
8.1.170.0030.00518.95
8.1.160.0050.00218.80
8.1.150.0000.00718.50
8.1.140.0070.00017.46
8.1.130.0070.00017.77
8.1.120.0030.00417.39
8.1.110.0000.00717.43
8.1.100.0070.00017.42
8.1.90.0040.00417.43
8.1.80.0030.00417.46
8.1.70.0040.00417.40
8.1.60.0000.00717.55
8.1.50.0060.00317.37
8.1.40.0040.00417.51
8.1.30.0080.00017.62
8.1.20.0030.00617.64
8.1.10.0000.00817.57
8.1.00.0040.00417.57
8.0.300.0000.00718.93
8.0.290.0050.00316.72
8.0.280.0070.00018.39
8.0.270.0030.00317.16
8.0.260.0000.00716.93
8.0.250.0040.00416.96
8.0.240.0000.00916.99
8.0.230.0040.00416.94
8.0.220.0070.00016.98
8.0.210.0030.00516.96
8.0.200.0050.00217.00
8.0.190.0040.00417.05
8.0.180.0000.00916.99
8.0.170.0000.00716.95
8.0.160.0040.00416.85
8.0.150.0030.00516.88
8.0.140.0000.00816.91
8.0.130.0030.00313.36
8.0.120.0000.00716.91
8.0.110.0000.00716.82
8.0.100.0000.00716.84
8.0.90.0040.00316.89
8.0.80.0040.01216.89
8.0.70.0000.00816.82
8.0.60.0040.00416.99
8.0.50.0040.00416.82
8.0.30.0120.01117.26
8.0.20.0110.00917.40
8.0.10.0040.00417.02
8.0.00.0080.01016.92
7.4.330.0000.00514.77
7.4.320.0030.00316.46
7.4.300.0030.00316.48
7.4.290.0070.00016.57
7.4.280.0100.00016.49
7.4.270.0030.00316.47
7.4.260.0080.00013.23
7.4.250.0040.00416.54
7.4.240.0000.00816.58
7.4.230.0030.00316.60
7.4.220.0070.01416.45
7.4.210.0080.00816.53
7.4.200.0070.00016.50
7.4.190.0000.00716.74
7.4.160.0080.01516.40
7.4.150.0070.01017.40
7.4.140.0070.01017.86
7.4.130.0050.01516.52
7.4.120.0060.01016.65
7.4.110.0030.01416.41
7.4.100.0110.00716.56
7.4.90.0110.00716.40
7.4.80.0130.00619.39
7.4.70.0130.00616.64
7.4.60.0060.01216.40
7.4.50.0060.00316.19
7.4.40.0090.00922.27
7.4.30.0130.00416.29
7.4.00.0070.01115.07
7.3.330.0030.00313.20
7.3.320.0060.00013.41
7.3.310.0030.00316.32
7.3.300.0000.00716.38
7.3.290.0080.01216.40
7.3.280.0120.00616.39
7.3.270.0180.00617.40
7.3.260.0050.01318.24
7.3.250.0120.00716.40
7.3.240.0060.00916.38
7.3.230.0100.00716.39
7.3.210.0090.00816.58
7.3.200.0110.00416.50
7.3.190.0070.01416.49
7.3.180.0000.01516.65
7.3.170.0060.01116.59
7.3.160.0120.00416.39
7.3.120.0050.01014.68
7.3.110.0070.01115.06
7.3.100.0070.01014.89
7.3.90.0070.00414.65
7.3.80.0070.00714.86
7.3.70.0130.00314.90
7.3.60.0030.01314.89
7.3.50.0030.00614.85
7.3.40.0000.01314.95
7.3.30.0090.00914.58
7.3.20.0080.00616.77
7.3.10.0060.00916.70
7.3.00.0040.01116.68
7.2.330.0230.00016.81
7.2.320.0090.00916.81
7.2.310.0040.01416.35
7.2.300.0090.00616.36
7.2.290.0090.00916.55
7.2.250.0080.01215.08
7.2.240.0070.01315.03
7.2.230.0040.00714.98
7.2.220.0090.00615.03
7.2.210.0060.00915.19
7.2.200.0040.01514.95
7.2.190.0060.01015.24
7.2.180.0000.01314.95
7.2.170.0060.00915.25
7.2.00.0160.00319.39
7.1.330.0040.00815.79
7.1.320.0040.01115.76
7.1.310.0090.00615.96
7.1.300.0040.01115.82
7.1.290.0110.00315.55
7.1.280.0040.01115.74
7.1.270.0140.00315.70
7.1.260.0030.00715.67
7.1.200.0030.00915.74
7.1.100.0090.00318.13
7.1.70.0030.00717.00
7.1.60.0030.02019.40
7.1.50.0000.01116.83
7.1.00.0070.06322.37
7.0.200.0000.00716.76
7.0.140.0030.07722.17
7.0.60.0030.08319.95
7.0.50.0130.03317.86
7.0.40.0070.08020.26
7.0.30.0270.07020.11
7.0.20.0370.06720.11
7.0.10.0030.08320.24
7.0.00.0000.08720.13
5.6.280.0070.06320.99
5.6.210.0070.08720.63
5.6.200.0130.07718.20
5.6.190.0030.05020.38
5.6.180.0330.07720.57
5.6.170.0200.08720.56
5.6.160.0100.08020.47
5.6.150.0170.05018.12
5.6.140.0070.07718.18
5.6.130.0100.07318.11
5.6.120.0170.05021.16
5.6.110.0130.08021.04
5.6.100.0000.04721.01
5.6.90.0130.07720.88
5.6.80.0130.03720.29
5.6.70.0170.07720.35
5.5.350.3300.04720.44
5.5.340.0070.08318.07
5.5.330.0070.04320.21
5.5.320.0270.07320.21
5.5.310.0300.08020.41
5.5.300.0070.05718.09
5.5.290.0070.07718.08
5.5.280.0070.05320.81
5.5.270.0100.05320.98
5.5.260.0070.06020.89
5.5.250.0000.04720.66
5.5.240.0070.08020.16
5.4.450.0070.04019.53
5.4.440.0100.03719.33
5.4.430.0000.04319.56
5.4.420.0030.04319.43
5.4.410.0070.04019.43
5.4.400.0070.07019.16
5.4.390.0000.08319.15
5.4.380.0070.05319.15
5.4.370.0070.05319.27
5.4.360.0030.07718.85
5.4.350.0100.07719.14
5.4.340.0100.04019.12
5.4.320.0100.04019.08
5.4.310.0130.03018.86
5.4.300.0030.06319.14
5.4.290.0070.06719.16
5.4.280.0070.07319.23
5.4.270.0100.08019.14
5.4.260.0070.06719.14
5.4.250.0070.04718.87
5.4.240.0200.06019.19
5.4.230.0030.07719.23
5.4.220.0100.04718.84
5.4.210.0130.04018.98
5.4.200.0070.03718.84
5.4.190.0070.04318.99
5.4.180.0030.07719.13
5.4.170.0030.05319.11
5.4.160.0200.05019.07
5.4.150.0030.05018.96
5.4.140.0070.07316.34
5.4.130.0130.05016.41
5.4.120.0030.05716.41
5.4.110.0100.06716.39
5.4.100.0200.06016.43
5.4.90.0000.07016.41
5.4.80.0030.04716.28
5.4.70.0030.03716.40
5.4.60.0130.06316.45
5.4.50.0070.04316.40
5.4.40.0030.03716.42
5.4.30.0030.05316.40
5.4.20.0070.05716.39
5.4.10.0070.05716.27
5.4.00.0130.07015.74
5.3.290.0030.04714.72
5.3.280.0000.05314.76
5.3.270.0200.07014.66
5.3.260.0030.05014.61
5.3.250.0000.06014.65
5.3.240.0100.05014.52
5.3.230.0030.04314.59
5.3.220.0070.08014.66
5.3.210.0100.04714.48
5.3.200.0070.07714.60
5.3.190.0000.08014.59
5.3.180.0100.07014.57
5.3.170.0070.05014.61
5.3.160.0030.07714.62
5.3.150.0030.07714.61
5.3.140.0030.05014.57
5.3.130.0100.04714.58
5.3.120.0030.04314.62
5.3.110.0100.06714.58
5.3.100.0030.05713.92
5.3.90.0100.06014.03
5.3.80.0100.06014.07
5.3.70.0070.05314.18
5.3.60.0100.03314.00
5.3.50.0170.06014.00
5.3.40.0000.07713.87
5.3.30.0000.04313.83
5.3.20.0070.04013.70
5.3.10.0000.08013.80
5.3.00.0000.05313.59
5.2.170.0070.06011.05
5.2.160.0130.05011.19
5.2.150.0070.03711.16
5.2.140.0030.03011.20
5.2.130.0030.03011.18
5.2.120.0070.04711.10
5.2.110.0000.06711.14
5.2.100.0100.04711.12
5.2.90.0130.05311.16
5.2.80.0030.06011.10
5.2.70.0130.03011.05
5.2.60.0070.03011.22
5.2.50.0070.03010.91
5.2.40.0000.03711.05
5.2.30.0100.04310.87
5.2.20.0030.03011.00
5.2.10.0030.03010.87
5.2.00.0070.02310.77
5.1.60.0000.0279.98
5.1.50.0030.0279.90
5.1.40.0100.0209.97
5.1.30.0000.02710.40
5.1.20.0030.02310.50
5.1.10.0030.02310.04
5.1.00.0030.02310.23
5.0.50.0000.0208.64
5.0.40.0000.0208.64
5.0.30.0000.0308.64
5.0.20.0030.0408.64
5.0.10.0070.0408.64
5.0.00.0000.0378.64
4.4.90.0070.0308.64
4.4.80.0070.0238.64
4.4.70.0030.0338.64
4.4.60.0070.0208.64
4.4.50.0000.0178.64
4.4.40.0000.0238.64
4.4.30.0000.0178.64
4.4.20.0000.0178.64
4.4.10.0030.0138.64
4.4.00.0000.0278.64
4.3.110.0000.0138.64
4.3.100.0000.0178.64
4.3.90.0000.0208.64
4.3.80.0000.0278.64
4.3.70.0030.0278.64
4.3.60.0000.0378.64
4.3.50.0000.0208.64
4.3.40.0000.0308.64
4.3.30.0000.0178.64
4.3.20.0030.0138.64
4.3.10.0000.0178.64
4.3.00.0000.0178.64

preferences:
44.3 ms | 401 KiB | 5 Q