3v4l.org

run code in 300+ PHP versions simultaneously
<?php define("K", 11); function a($a = 1, $b = 'hi', $c = K) { } $r = new ReflectionFunction('a'); foreach($r->getParameters() as $key=>$val) { var_dump($val->getDefaultValueConstantName()); }

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)
8.4.140.0130.00817.32
8.4.130.0080.00417.45
8.4.120.0070.00322.33
8.4.110.0130.00722.34
8.4.100.0120.00817.59
8.4.90.0090.01218.80
8.4.80.0110.00819.47
8.4.70.0120.00918.12
8.4.60.0120.00818.63
8.4.50.0120.00818.69
8.4.40.0130.00719.23
8.4.30.0160.00317.26
8.4.20.0160.00317.58
8.4.10.0060.00317.41
8.3.270.0120.00716.79
8.3.260.0150.00416.67
8.3.250.0090.01119.01
8.3.240.0120.00616.54
8.3.230.0130.00616.81
8.3.220.0060.00219.00
8.3.210.0110.00716.84
8.3.200.0030.00616.41
8.3.190.0060.00217.12
8.3.180.0040.00416.45
8.3.170.0110.00420.71
8.3.160.0100.00716.98
8.3.150.0110.00718.99
8.3.140.0080.00016.47
8.3.130.0080.00016.45
8.3.120.0070.00318.93
8.3.110.0000.01020.94
8.3.100.0030.00616.48
8.3.90.0160.00426.77
8.3.80.0090.00018.18
8.3.70.0090.01316.75
8.3.60.0140.00016.63
8.3.50.0110.00622.16
8.3.40.0110.00418.67
8.3.30.0070.00719.14
8.3.20.0080.00020.36
8.3.10.0060.00620.36
8.3.00.0060.00318.88
8.2.290.0120.00720.50
8.2.280.0130.00618.50
8.2.270.0180.00019.01
8.2.260.0050.00318.30
8.2.250.0070.00716.42
8.2.240.0030.00618.52
8.2.230.0060.00322.58
8.2.220.0060.00324.06
8.2.210.0080.00026.77
8.2.200.0100.00016.38
8.2.190.0090.00616.63
8.2.180.0070.01416.63
8.2.170.0100.00722.96
8.2.160.0140.00020.35
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00421.08
8.2.110.0060.00320.43
8.2.100.0070.00420.10
8.2.90.0030.00718.97
8.2.80.0080.00017.97
8.2.70.0040.00417.60
8.2.60.0030.00618.04
8.2.50.0070.00418.07
8.2.40.0030.00618.16
8.2.30.0040.00419.45
8.2.20.0070.00017.68
8.2.10.0030.00518.07
8.2.00.0050.00217.60
8.1.330.0130.00522.12
8.1.320.0110.00916.11
8.1.310.0120.00618.49
8.1.300.0070.00718.22
8.1.290.0030.00630.84
8.1.280.0150.00325.92
8.1.270.0060.00322.02
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0070.01423.75
8.1.230.0040.00720.80
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0000.00817.23
8.1.190.0000.00917.23
8.1.180.0000.00818.10
8.1.170.0030.00618.50
8.1.160.0030.00522.05
8.1.150.0100.00018.89
8.1.140.0070.00017.37
8.1.130.0000.00717.70
8.1.120.0070.00017.48
8.1.110.0050.00317.35
8.1.100.0050.00317.32
8.1.90.0070.00017.38
8.1.80.0030.00317.52
8.1.70.0000.00717.34
8.1.60.0000.01217.54
8.1.50.0040.00417.34
8.1.40.0040.00417.48
8.1.30.0040.00417.51
8.1.20.0040.00417.64
8.1.10.0060.00317.48
8.1.00.0040.00417.45
8.0.300.0090.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.31
8.0.270.0040.00416.72
8.0.260.0030.00317.11
8.0.250.0050.00216.83
8.0.240.0000.00716.96
8.0.230.0030.00316.96
8.0.220.0030.00316.76
8.0.210.0030.00316.87
8.0.200.0000.00616.99
8.0.190.0080.00017.02
8.0.180.0070.00016.92
8.0.170.0080.00016.94
8.0.160.0000.00716.81
8.0.150.0000.00816.89
8.0.140.0030.00516.70
8.0.130.0030.00313.25
8.0.120.0050.00316.87
8.0.110.0000.00816.92
8.0.100.0040.00416.76
8.0.90.0000.00716.77
8.0.80.0070.01116.77
8.0.70.0030.00516.80
8.0.60.0040.00416.80
8.0.50.0050.00316.84
8.0.30.0040.01717.09
8.0.20.0090.00917.40
8.0.10.0080.00017.05
8.0.00.0080.01216.79
7.4.330.0000.00615.12
7.4.320.0000.00616.51
7.4.300.0030.00316.51
7.4.290.0040.00416.64
7.4.280.0030.00316.50
7.4.270.0000.00716.46
7.4.260.0020.00516.55
7.4.250.0000.00816.48
7.4.240.0050.00216.54
7.4.230.0030.00316.65
7.4.220.0120.00716.53
7.4.210.0130.00916.53
7.4.200.0030.00316.39
7.4.160.0100.00716.46
7.4.150.0130.01317.40
7.4.140.0160.00217.86
7.4.130.0110.00616.39
7.4.120.0020.01516.44
7.4.110.0030.01816.59
7.4.100.0070.01116.52
7.4.90.0070.01116.54
7.4.80.0080.01219.39
7.4.70.0150.00016.35
7.4.60.0070.01116.61
7.4.50.0040.00016.29
7.4.40.0120.00616.34
7.4.30.0100.00616.41
7.4.00.0060.01214.89
7.3.330.0070.00013.17
7.3.320.0000.00613.05
7.3.310.0030.00316.30
7.3.300.0070.00016.06
7.3.290.0090.00616.25
7.3.280.0090.00716.29
7.3.270.0120.01217.40
7.3.260.0140.00416.48
7.3.250.0110.00816.40
7.3.240.0130.00716.28
7.3.230.0180.00316.41
7.3.210.0110.01416.29
7.3.200.0100.01019.39
7.3.190.0000.02216.44
7.3.180.0060.00916.57
7.3.170.0100.00716.27
7.3.160.0120.00416.44
7.3.120.0050.01314.92
7.3.110.0070.01014.77
7.3.100.0060.00714.36
7.3.90.0020.01114.62
7.3.80.0100.00014.77
7.3.70.0060.00914.79
7.3.60.0070.00614.60
7.3.50.0020.01414.65
7.3.40.0050.00914.67
7.3.30.0040.01514.64
7.3.20.0040.01216.48
7.3.10.0050.01216.40
7.3.00.0020.01016.46
7.2.330.0100.01416.58
7.2.320.0140.00516.71
7.2.310.0140.00316.71
7.2.300.0040.01116.50
7.2.290.0030.01716.71
7.2.250.0070.00915.08
7.2.240.0040.01415.14
7.2.230.0090.00615.00
7.2.220.0060.00415.12
7.2.210.0070.00715.10
7.2.200.0090.00715.02
7.2.190.0050.00914.90
7.2.180.0080.00715.01
7.2.170.0110.00814.97
7.2.60.0320.01116.97
7.2.00.0070.00719.41
7.1.330.0100.00315.60
7.1.320.0050.00615.74
7.1.310.0080.00515.71
7.1.300.0060.00515.71
7.1.290.0060.00815.53
7.1.280.0080.00615.74
7.1.270.0070.00515.69
7.1.260.0060.00815.78
7.1.200.0140.01115.64
7.1.100.0000.01018.01
7.1.70.0000.01116.90
7.1.60.0090.01519.61
7.1.50.0070.01716.91
7.1.00.0070.07022.28
7.0.200.0000.00816.70
7.0.140.0130.06722.04
7.0.100.0030.04020.02
7.0.90.0000.06319.94
7.0.80.0070.04019.89
7.0.70.0130.04019.97
7.0.60.0200.04320.06
7.0.50.0200.04320.22
7.0.40.0030.04020.14
7.0.30.0030.06720.09
7.0.20.0070.07720.11
7.0.10.0070.06320.18
7.0.00.0070.08020.14
5.6.280.0030.07321.12
5.6.250.0030.05720.48
5.6.240.0070.04020.61
5.6.230.0100.08720.61
5.6.220.0070.03320.65
5.6.210.0070.04020.65
5.6.200.0070.04021.09
5.6.190.0030.04320.92
5.6.180.0030.05721.03
5.6.170.0070.03721.11
5.6.160.0170.04721.17
5.6.150.0100.08021.02
5.6.140.0070.05721.11
5.6.130.0100.08021.13
5.6.120.0070.08021.01
5.6.110.0000.09020.93
5.6.100.0030.08020.93
5.6.90.0030.08020.88
5.6.80.0170.07020.44
5.6.70.0130.07020.32
5.6.60.0000.06020.52
5.6.50.0070.08720.33
5.6.40.0100.08020.46
5.6.30.0130.06720.54
5.6.20.0070.08320.53
5.6.10.0130.04720.38
5.6.00.0070.05020.51
5.5.380.0070.03720.43
5.5.370.0070.05720.41
5.5.360.0000.04720.36
5.5.350.0000.04320.35
5.5.340.0130.03320.83
5.5.330.0000.04020.83
5.5.320.0070.06020.84
5.5.310.0070.04020.80
5.5.300.0200.06720.80
5.5.290.0100.07720.87
5.5.280.0100.07720.80
5.5.270.0070.08020.76
5.5.260.0200.06720.73
5.5.250.0030.08720.54
5.5.240.0070.06720.29
5.5.230.0100.07020.25
5.5.220.0030.07720.29
5.5.210.0030.06320.27
5.5.200.0130.06020.19
5.5.190.0070.08020.25
5.5.180.0100.08320.24
5.5.160.0070.08020.13
5.5.150.0100.07020.21
5.5.140.0100.06320.13
5.5.130.0070.07020.27
5.5.120.0100.07720.25
5.5.110.0070.07720.27
5.5.100.0100.07720.11
5.5.90.0170.06720.09
5.5.80.0070.07719.98
5.5.70.0130.07320.09
5.5.60.0130.06020.15
5.5.50.0130.07720.15
5.5.40.0070.07720.00
5.5.30.0000.05020.16
5.5.20.0130.06720.00
5.5.10.0030.07720.08
5.5.00.0230.06320.09
5.4.450.0070.07719.45
5.4.440.0030.08019.49
5.4.430.0030.07719.41
5.4.420.0100.08019.20
5.4.410.0070.07719.15
5.4.400.0170.07018.86
5.4.390.0030.05018.95
5.4.380.0070.07719.23
5.4.370.0070.04719.18
5.4.360.0070.08019.05
5.4.350.0070.07718.95
5.4.340.0000.08319.11
5.4.320.0270.05719.13
5.4.310.0100.07319.05
5.4.300.0130.04019.05
5.4.290.0170.06719.05
5.4.280.0030.07719.04
5.4.270.0100.07718.90
5.4.260.0030.06719.05
5.4.250.0130.06719.18
5.4.240.0000.08019.04
5.4.230.0100.04319.18
5.4.220.0070.08019.13
5.4.210.0100.07019.25
5.4.200.0070.06719.04
5.4.190.0170.06318.87
5.4.180.0170.06718.89
5.4.170.0130.06019.13
5.4.160.0130.06319.15
5.4.150.0030.07719.12
5.4.140.0170.07016.43
5.4.130.0100.06716.34
5.4.120.0070.04016.42
5.4.110.0100.06716.51
5.4.100.0030.07316.47
5.4.90.0130.07016.39
5.4.80.0100.06716.35
5.4.70.0030.07016.26
5.4.60.0170.06716.24
5.4.50.0100.05316.48
5.4.40.0000.05716.50
5.4.30.0000.08016.36
5.4.20.0070.08016.48
5.4.10.0070.07016.31
5.4.00.0000.05715.79
5.3.290.0070.04714.69
5.3.280.0100.08014.57
5.3.270.0170.06714.62
5.3.260.0100.07314.71
5.3.250.0070.07014.64
5.3.240.0070.08014.54
5.3.230.0130.07014.72
5.3.220.0100.07014.69
5.3.210.0070.08314.66
5.3.200.0070.07314.63
5.3.190.0100.07314.68
5.3.180.0070.07314.54
5.3.170.0070.04714.51
5.3.160.0070.07014.63
5.3.150.0000.08314.55
5.3.140.0070.07714.62
5.3.130.0130.07014.66
5.3.120.0070.07714.68
5.3.110.0070.08014.66
5.3.100.0000.05013.96
5.3.90.0000.05314.02
5.3.80.0100.03013.95
5.3.70.0130.05714.14
5.3.60.0030.07013.91
5.3.50.0070.07013.95
5.3.40.0100.05714.07
5.3.30.0030.03313.84
5.3.20.0000.06313.81
5.3.10.0100.07013.55
5.3.00.0100.06713.77
5.2.170.0100.05011.03
5.2.160.0070.05711.25
5.2.150.0070.05711.20
5.2.140.0000.06311.00
5.2.130.0000.04311.02
5.2.120.0070.03711.09
5.2.110.0030.04711.12
5.2.100.0030.05711.02
5.2.90.0100.05711.12
5.2.80.0130.05011.16
5.2.70.0030.06011.16
5.2.60.0070.06010.96
5.2.50.0070.03310.88
5.2.40.0170.05010.91
5.2.30.0000.06311.03
5.2.20.0070.04310.96
5.2.10.0000.06011.00
5.2.00.0000.03710.73
5.1.60.0070.02710.07
5.1.50.0070.05710.05
5.1.40.0030.05310.05
5.1.30.0130.04310.46
5.1.20.0000.04710.28
5.1.10.0030.05710.16
5.1.00.0070.05310.17
5.0.50.0030.04310.05
5.0.40.0000.04710.05
5.0.30.0030.06010.05
5.0.20.0030.02310.05
5.0.10.0070.04010.05
5.0.00.0000.03710.05
4.4.90.0030.02310.05
4.4.80.0070.03310.05
4.4.70.0000.04010.05
4.4.60.0000.03310.05
4.4.50.0000.03010.05
4.4.40.0000.03010.05
4.4.30.0030.03010.05
4.4.20.0070.03010.05
4.4.10.0000.03010.05
4.4.00.0030.05310.05
4.3.110.0070.03010.05
4.3.100.0100.02710.05
4.3.90.0030.03310.05
4.3.80.0000.04710.05
4.3.70.0000.02710.05
4.3.60.0030.03010.05
4.3.50.0030.02310.05
4.3.40.0100.03310.05
4.3.30.0000.03010.05
4.3.20.0000.03310.05
4.3.10.0000.02010.05
4.3.00.0030.02310.05

preferences:
174.1 ms | 403 KiB | 5 Q