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::$static_prop} postfix" . PHP_EOL; print "prefix {\\self::$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)
8.3.60.0140.00718.68
8.3.50.0140.01021.95
8.3.40.0110.00418.70
8.3.30.0120.00618.92
8.3.20.0070.00020.34
8.3.10.0070.00023.52
8.3.00.0060.00320.56
8.2.180.0060.01216.38
8.2.170.0140.00322.96
8.2.160.0070.01022.26
8.2.150.0090.00024.18
8.2.140.0080.00024.66
8.2.130.0030.01226.16
8.2.120.0040.00420.99
8.2.110.0090.00022.13
8.2.100.0080.00417.84
8.2.90.0050.00319.23
8.2.80.0080.00018.04
8.2.70.0050.00317.34
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0050.00518.22
8.2.30.0040.00418.10
8.2.20.0040.00417.70
8.2.10.0100.00017.74
8.2.00.0040.00417.79
8.1.280.0040.01125.92
8.1.270.0040.00422.23
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00622.59
8.1.230.0000.01121.03
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0060.00317.13
8.1.190.0040.00417.43
8.1.180.0040.00418.10
8.1.170.0050.00318.50
8.1.160.0000.00922.00
8.1.150.0040.00418.62
8.1.140.0040.00417.50
8.1.130.0030.00317.87
8.1.120.0040.00317.43
8.1.110.0040.00417.44
8.1.100.0040.00417.43
8.1.90.0050.00317.46
8.1.80.0030.00317.46
8.1.70.0030.00317.38
8.1.60.0080.00017.57
8.1.50.0000.00917.55
8.1.40.0000.00717.49
8.1.30.0090.00017.63
8.1.20.0040.00417.65
8.1.10.0030.00517.46
8.1.00.0040.00417.51
8.0.300.0070.00018.77
8.0.290.0040.00417.04
8.0.280.0000.00718.35
8.0.270.0040.00417.13
8.0.260.0030.00316.79
8.0.250.0030.00316.97
8.0.240.0040.00416.93
8.0.230.0030.00317.01
8.0.220.0030.00316.96
8.0.210.0040.00416.97
8.0.200.0070.00016.97
8.0.190.0040.00416.91
8.0.180.0000.00716.88
8.0.170.0000.00816.96
8.0.160.0070.00016.93
8.0.150.0030.00316.79
8.0.140.0050.00316.92
8.0.130.0060.00013.44
8.0.120.0030.00516.91
8.0.110.0050.00316.85
8.0.100.0050.00216.78
8.0.90.0070.00016.79
8.0.80.0170.00016.88
8.0.70.0040.00416.82
8.0.60.0040.00416.84
8.0.50.0040.00416.84
8.0.30.0050.01416.94
8.0.20.0120.00717.40
8.0.10.0070.00017.12
8.0.00.0120.00916.94
7.4.330.0000.00515.11
7.4.320.0060.00016.43
7.4.300.0030.00316.57
7.4.290.0040.00416.57
7.4.280.0000.00816.62
7.4.270.0030.00316.52
7.4.260.0000.00716.58
7.4.250.0070.00016.47
7.4.240.0040.00316.55
7.4.230.0030.00316.69
7.4.220.0100.00716.64
7.4.210.0080.00716.56
7.4.200.0030.00316.68
7.4.190.0000.00716.69
7.4.160.0100.00716.49
7.4.150.0060.01217.40
7.4.140.0070.01117.86
7.4.130.0120.00416.46
7.4.120.0090.00816.61
7.4.110.0120.00616.57
7.4.100.0070.01016.42
7.4.90.0190.00416.49
7.4.80.0110.00616.58
7.4.70.0100.01016.55
7.4.60.0090.00616.57
7.4.50.0000.00416.43
7.4.40.0060.00922.77
7.4.30.0030.01416.55
7.4.00.0070.00915.02
7.3.330.0030.00313.29
7.3.320.0040.00413.18
7.3.310.0030.00316.29
7.3.300.0030.00316.37
7.3.290.0070.00716.39
7.3.280.0050.01116.40
7.3.270.0070.01017.40
7.3.260.0160.00016.50
7.3.250.0130.00716.45
7.3.240.0100.01016.59
7.3.230.0090.00616.43
7.3.210.0090.01316.62
7.3.200.0130.00919.39
7.3.190.0070.01016.35
7.3.180.0140.00316.37
7.3.170.0060.01016.29
7.3.160.0060.01016.47
7.3.120.0030.01414.87
7.3.110.0070.01114.94
7.3.100.0080.00815.04
7.3.90.0030.00914.59
7.3.80.0130.00014.62
7.3.70.0050.00514.75
7.3.60.0000.01314.71
7.3.50.0060.01014.77
7.3.40.0070.00714.47
7.3.30.0080.00314.71
7.3.20.0000.00916.23
7.3.10.0060.00916.47
7.3.00.0080.00416.63
7.2.330.0000.01916.61
7.2.320.0090.01016.68
7.2.310.0150.00916.80
7.2.300.0000.02216.49
7.2.290.0090.00916.63
7.2.250.0060.01015.08
7.2.240.0100.01015.00
7.2.230.0090.00615.06
7.2.220.0110.00014.77
7.2.210.0070.00714.86
7.2.200.0100.00014.89
7.2.190.0060.00914.80
7.2.180.0130.00315.17
7.2.170.0000.01314.90
7.2.60.0070.00716.84
7.2.50.0000.01417.05
7.1.330.0030.00815.79
7.1.320.0040.00715.70
7.1.310.0030.01015.73
7.1.300.0110.00315.65
7.1.290.0130.00315.91
7.1.280.0040.01115.52
7.1.270.0100.00315.66
7.1.260.0080.00315.39
7.1.200.0140.00015.77
7.1.70.0000.00717.19
7.1.60.0110.00719.32
7.1.50.0110.01116.78
7.1.00.0130.06322.28
7.0.200.0120.00316.50
7.0.140.0070.07022.00
7.0.100.0130.04319.89
7.0.90.0130.04019.83
7.0.80.0130.06719.98
7.0.70.0000.04719.85
7.0.60.0030.04019.91
7.0.50.0070.04020.36
7.0.40.0070.04320.10
7.0.30.0200.03020.09
7.0.20.0070.03320.02
7.0.10.0000.06720.10
7.0.00.0030.08320.18
5.6.280.0000.07721.00
5.6.250.0070.04720.76
5.6.240.0170.06720.60
5.6.230.0070.08320.59
5.6.220.0070.04020.59
5.6.210.0100.03320.75
5.6.200.0030.05021.12
5.6.190.0100.04021.07
5.6.180.0030.04021.14
5.6.170.0070.04021.07
5.6.160.0070.03321.05
5.6.150.0000.09321.04
5.6.140.0070.03321.10
5.6.130.0100.07721.05
5.6.120.0070.04321.11
5.6.110.0000.04321.07
5.6.100.0030.06021.13
5.6.90.0100.03720.92
5.6.80.0030.04720.48
5.6.70.0030.04020.32
5.6.60.0000.04320.32
5.6.50.0000.04720.32
5.6.40.0070.03720.43
5.6.30.0070.03720.40
5.6.20.0070.03720.47
5.6.10.0130.03020.47
5.6.00.0070.03720.45
5.5.380.0070.07020.55
5.5.370.0030.07320.42
5.5.360.0100.07720.51
5.5.350.0030.04320.41
5.5.340.0070.03320.87
5.5.330.0030.04320.90
5.5.320.0030.03320.92
5.5.310.0070.03320.91
5.5.300.0100.05320.78
5.5.290.0070.08320.89
5.5.280.0100.03320.74
5.5.270.0000.04720.91
5.5.260.0030.04320.92
5.5.250.0070.07320.74
5.5.240.0170.02320.31
5.5.230.0000.04720.28
5.5.220.0070.03720.20
5.5.210.0070.03720.27
5.5.200.0030.04020.26
5.5.190.0030.04020.19
5.5.180.0070.03720.12
5.5.160.0000.04320.24
5.5.150.0070.03020.25
5.5.140.0070.04020.22
5.5.130.0030.03720.19
5.5.120.0000.04320.28
5.5.110.0030.03020.24
5.5.100.0070.04020.19
5.5.90.0030.03320.17
5.5.80.0030.04020.13
5.5.70.0100.04020.13
5.5.60.0070.03719.97
5.5.50.0030.04720.06
5.5.40.0070.07020.16
5.5.30.0000.08320.11
5.5.20.0000.08020.08
5.5.10.0030.08019.94
5.5.00.0170.04719.98
5.4.450.0000.06719.45
5.4.440.0030.04019.42
5.4.430.0030.04019.35
5.4.420.0030.04019.48
5.4.410.0100.03319.05
5.4.400.0070.03319.20
5.4.390.0000.05019.14
5.4.380.0030.03719.03
5.4.370.0030.03719.23
5.4.360.0070.04019.03
5.4.350.0070.03319.21
5.4.340.0070.03718.90
5.4.320.0030.04019.16
5.4.310.0000.03718.87
5.4.300.0130.03319.02
5.4.290.0000.03318.87
5.4.280.0030.04018.87
5.4.270.0070.03019.18
5.4.260.0100.04319.12
5.4.250.0000.03319.09
5.4.240.0100.02719.08
5.4.230.0030.03319.02
5.4.220.0100.07319.13
5.4.210.0000.04019.17
5.4.200.0070.07319.02
5.4.190.0100.07319.03
5.4.180.0130.06719.04
5.4.170.0070.05019.02
5.4.160.0070.04719.00
5.4.150.0030.06319.12
5.4.140.0130.06716.25
5.4.130.0070.03316.25
5.4.120.0070.03716.46
5.4.110.0100.07016.43
5.4.100.0030.04016.27
5.4.90.0030.04016.33
5.4.80.0070.06316.41
5.4.70.0170.05716.34
5.4.60.0130.06716.49
5.4.50.0100.06016.32
5.4.40.0070.03716.52
5.4.30.0100.03716.44
5.4.20.0100.03016.38
5.4.10.0100.05716.39
5.4.00.0100.04315.69
5.3.290.0100.03714.79
5.3.280.0030.03014.53
5.3.270.0070.07714.60
5.3.260.0030.06714.71
5.3.250.0070.05314.63
5.3.240.0070.05314.65
5.3.230.0130.06714.66
5.3.220.0070.07314.59
5.3.210.0030.06314.64
5.3.200.0070.04314.56
5.3.190.0070.07014.54
5.3.180.0070.07014.71
5.3.170.0030.04014.50
5.3.160.0100.06314.54
5.3.150.0100.03714.71
5.3.140.0070.04014.56
5.3.130.0030.07714.59
5.3.120.0070.04014.52
5.3.110.0100.03314.50
5.3.100.0000.04314.13
5.3.90.0030.07314.13
5.3.80.0070.04313.92
5.3.70.0030.04714.11
5.3.60.0000.04314.00
5.3.50.0070.03713.88
5.3.40.0000.04313.88
5.3.30.0000.07713.92
5.3.20.0100.04013.71
5.3.10.0030.06313.71
5.3.00.0170.03313.53
5.2.170.0000.06312.32
5.2.160.0030.05012.32
5.2.150.0030.03312.32
5.2.140.0070.05012.32
5.2.130.0030.04012.32
5.2.120.0030.05712.32
5.2.110.0100.02312.32
5.2.100.0030.06712.32
5.2.90.0100.05012.32
5.2.80.0030.03312.32
5.2.70.0030.06712.32
5.2.60.0070.05312.32
5.2.50.0000.03712.32
5.2.40.0030.06312.32
5.2.30.0030.06712.32
5.2.20.0030.06012.32
5.2.10.0070.03712.32
5.2.00.0100.05312.32
5.1.60.0070.05012.32
5.1.50.0030.04312.32
5.1.40.0100.03012.32
5.1.30.0030.05312.32
5.1.20.0130.04712.32
5.1.10.0100.03312.32
5.1.00.0030.05312.32
5.0.50.0030.02012.32
5.0.40.0000.04312.32
5.0.30.0000.03712.32
5.0.20.0030.03312.32
5.0.10.0000.02312.32
5.0.00.0030.05312.32
4.4.90.0030.03312.32
4.4.80.0030.03712.32
4.4.70.0030.01712.32
4.4.60.0000.04712.32
4.4.50.0030.03312.32
4.4.40.0030.05312.32
4.4.30.0030.01712.32
4.4.20.0030.03712.32
4.4.10.0030.01312.32
4.4.00.0000.03012.32
4.3.110.0100.02012.32
4.3.100.0070.02712.32
4.3.90.0070.01312.32
4.3.80.0000.05312.32
4.3.70.0000.03012.32
4.3.60.0070.01312.32
4.3.50.0100.01312.32
4.3.40.0030.02712.32
4.3.30.0030.01712.32
4.3.20.0030.02312.32
4.3.10.0030.03312.32
4.3.00.0000.02012.32

preferences:
41.38 ms | 401 KiB | 5 Q