3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($e) { $e+=1; } function bar(&$f) { $f+=1; } $a = 1;foo($a);echo "$a\n"; //$b = 1;foo(&$b);echo "$b\n"; $c = 1;bar($c);echo "$c\n"; //$d = 1;bar(&$d); echo "$d\n";

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)
8.3.70.0090.00916.58
8.3.60.0100.01018.28
8.3.50.0090.00722.05
8.3.40.0110.00418.76
8.3.30.0080.00818.72
8.3.20.0030.00518.48
8.3.10.0030.00519.27
8.3.00.0080.00021.72
8.2.180.0040.01116.49
8.2.170.0150.00622.96
8.2.160.0140.00320.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0070.00020.97
8.2.110.0120.00620.96
8.2.100.0040.00817.63
8.2.90.0020.00519.21
8.2.80.0000.00817.97
8.2.70.0030.00917.63
8.2.60.0000.01118.05
8.2.50.0080.00018.07
8.2.40.0000.00818.32
8.2.30.0030.00618.20
8.2.20.0030.00517.76
8.2.10.0040.00417.66
8.2.00.0040.00417.54
8.1.280.0060.00925.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0060.00323.92
8.1.230.0080.00319.04
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0100.00017.22
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0080.00020.30
8.1.160.0040.00421.93
8.1.150.0040.00418.56
8.1.140.0050.00317.28
8.1.130.0030.00317.85
8.1.120.0060.00317.48
8.1.110.0000.00717.41
8.1.100.0000.00817.39
8.1.90.0000.00817.43
8.1.80.0000.00817.37
8.1.70.0030.00317.29
8.1.60.0050.00317.57
8.1.50.0000.00817.34
8.1.40.0080.00017.39
8.1.30.0040.00417.55
8.1.20.0090.00017.58
8.1.10.0000.00717.52
8.1.00.0080.00017.32
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.38
8.0.270.0000.00817.32
8.0.260.0050.00316.86
8.0.250.0080.00016.95
8.0.240.0000.01016.95
8.0.230.0050.00216.84
8.0.220.0000.00716.92
8.0.210.0070.00016.92
8.0.200.0030.00316.87
8.0.190.0000.00716.93
8.0.180.0000.00716.92
8.0.170.0040.00416.81
8.0.160.0040.00416.95
8.0.150.0000.00716.73
8.0.140.0020.00516.89
8.0.130.0000.00613.36
8.0.120.0000.00716.77
8.0.110.0040.00416.86
8.0.100.0000.00816.70
8.0.90.0050.00216.76
8.0.80.0120.00416.91
8.0.70.0030.00616.75
8.0.60.0000.00816.75
8.0.50.0000.00716.78
8.0.30.0090.00916.81
8.0.20.0100.00817.43
8.0.10.0000.00716.96
8.0.00.0100.00716.80
7.4.330.0050.00014.78
7.4.320.0000.00616.50
7.4.300.0000.00616.50
7.4.290.0000.00816.57
7.4.280.0000.00616.56
7.4.270.0030.00616.61
7.4.260.0030.00313.30
7.4.250.0040.00416.44
7.4.240.0000.00716.47
7.4.230.0040.00416.38
7.4.220.0070.01816.57
7.4.210.0070.00716.65
7.4.200.0000.00716.69
7.4.190.0040.00416.36
7.4.160.0130.00316.75
7.4.150.0150.00717.40
7.4.140.0160.00317.86
7.4.130.0050.01416.58
7.4.120.0050.01216.52
7.4.110.0180.00016.39
7.4.100.0110.00616.66
7.4.90.0130.00716.57
7.4.80.0080.00819.39
7.4.70.0080.00816.30
7.4.60.0030.01416.53
7.4.50.0040.00416.23
7.4.40.0150.00022.52
7.4.30.0130.00316.45
7.4.00.0030.01014.72
7.3.330.0030.00313.29
7.3.320.0000.00613.25
7.3.310.0030.00316.36
7.3.300.0000.00716.31
7.3.290.0000.01516.30
7.3.280.0080.00716.33
7.3.270.0060.01017.40
7.3.260.0110.01118.24
7.3.250.0050.01116.26
7.3.240.0060.01016.27
7.3.230.0070.01416.53
7.3.210.0090.01016.62
7.3.200.0140.01019.39
7.3.190.0160.00016.25
7.3.180.0130.00316.35
7.3.170.0060.00916.57
7.3.160.0100.01016.44
7.3.120.0110.00414.84
7.2.330.0180.00016.52
7.2.320.0060.01216.39
7.2.310.0120.00616.53
7.2.300.0160.00016.31
7.2.290.0130.01016.59
7.2.00.0060.00919.19
7.1.100.0000.01518.00
7.1.70.0040.00417.27
7.1.60.0100.00719.40
7.1.50.0060.00616.92
7.1.00.0100.02722.45
7.0.200.0000.01116.53
7.0.140.0070.07021.92
7.0.70.0130.07021.62
7.0.60.0030.08021.62
7.0.50.0100.07722.12
7.0.40.0130.05319.99
7.0.30.0070.08020.07
7.0.20.0030.08320.13
7.0.10.0130.07720.06
7.0.00.0070.08320.15
5.6.280.0100.06321.07
5.6.220.0000.05020.54
5.6.210.0030.06020.46
5.6.200.0030.08721.07
5.6.190.0100.06321.05
5.6.180.0100.07721.00
5.6.170.0030.08021.08
5.6.160.0000.08721.11
5.6.150.0100.08021.01
5.6.140.0030.08321.05
5.6.130.0070.08321.00
5.6.120.0070.06721.02
5.6.110.0000.06721.12
5.6.100.0070.08020.95
5.6.90.0070.08321.03
5.6.80.0000.07720.34
5.6.70.0000.07020.39
5.6.60.0070.07720.41
5.6.50.0030.07720.46
5.6.40.0100.07720.44
5.6.30.0070.05320.38
5.6.20.0030.03720.40
5.6.10.0070.03720.38
5.6.00.0030.03720.36
5.5.360.0100.03720.39
5.5.350.0070.07320.31
5.5.340.0130.07320.93
5.5.330.0070.06720.86
5.5.320.0070.04720.88
5.5.310.0000.07020.77
5.5.300.0100.07720.73
5.5.290.0030.08720.88
5.5.280.0100.06320.80
5.5.270.0100.06720.82
5.5.260.0070.07720.78
5.5.250.0130.06720.54
5.5.240.0030.06720.18
5.5.230.0070.08320.17
5.5.220.0100.07320.26
5.5.210.0030.06720.16
5.5.200.0030.07720.25
5.5.190.0000.04320.12
5.5.180.0070.03320.27
5.5.160.0000.04020.08
5.5.150.0000.04020.22
5.5.140.0030.03020.23
5.5.130.0000.04019.95
5.5.120.0070.03020.24
5.5.110.0000.03320.22
5.5.100.0070.02720.10
5.5.90.0000.03320.11
5.5.80.0030.02720.15
5.5.70.0030.04020.09
5.5.60.0030.03019.93
5.5.50.0030.04720.09
5.5.40.0100.02320.05
5.5.30.0030.03719.93
5.5.20.0000.03320.09
5.5.10.0030.03020.09
5.5.00.0070.02719.91
5.4.450.0070.07319.43
5.4.440.0070.07719.21
5.4.430.0030.05719.43
5.4.420.0030.08319.25
5.4.410.0070.05019.07
5.4.400.0070.07319.15
5.4.390.0030.06719.05
5.4.380.0130.06019.13
5.4.370.0070.06719.18
5.4.360.0000.06719.09
5.4.350.0030.07718.84
5.4.340.0030.03719.02
5.4.320.0000.04018.84
5.4.310.0030.03719.13
5.4.300.0000.03719.20
5.4.290.0000.03719.21
5.4.280.0000.03319.11
5.4.270.0000.03018.88
5.4.260.0070.02719.01
5.4.250.0000.03718.97
5.4.240.0030.05019.11
5.4.230.0000.03019.00
5.4.220.0000.03019.01
5.4.210.0070.02718.87
5.4.200.0000.03719.08
5.4.190.0000.03318.83
5.4.180.0000.03019.11
5.4.170.0000.03319.00
5.4.160.0000.03019.05
5.4.150.0070.04019.16
5.4.140.0000.03016.52
5.4.130.0000.03016.50
5.4.120.0000.03016.46
5.4.110.0070.02716.54
5.4.100.0130.01716.45
5.4.90.0000.03016.44
5.4.80.0130.01716.47
5.4.70.0000.03016.55
5.4.60.0000.03016.45
5.4.50.0000.03016.45
5.4.40.0000.03016.28
5.4.30.0030.02716.31
5.4.20.0000.03016.27
5.4.10.0000.03016.30
5.4.00.0000.03015.84
5.3.290.0030.03714.66
5.3.280.0070.03714.69
5.3.270.0000.03314.54
5.3.260.0030.02714.72
5.3.250.0000.03014.57
5.3.240.0070.02314.73
5.3.230.0030.02714.63
5.3.220.0030.02714.66
5.3.210.0000.03014.66
5.3.200.0000.03014.70
5.3.190.0000.03014.52
5.3.180.0000.03714.58
5.3.170.0000.03314.57
5.3.160.0000.03014.54
5.3.150.0000.03014.52
5.3.140.0000.03014.55
5.3.130.0130.02014.55
5.3.120.0000.03014.49
5.3.110.0030.03014.64
5.3.100.0000.03714.07
5.3.90.0030.03714.05
5.3.80.0000.03014.13
5.3.70.0000.03014.16
5.3.60.0000.04313.94
5.3.50.0030.03713.95
5.3.40.0070.06713.96
5.3.30.0030.06013.95
5.3.20.0000.04013.80
5.3.10.0030.06013.71
5.3.00.0030.06313.75
5.2.170.0030.05311.17
5.2.160.0000.05011.07
5.2.150.0000.06311.23
5.2.140.0030.05011.15
5.2.130.0070.05311.13
5.2.120.0030.04311.23
5.2.110.0000.06011.03
5.2.100.0000.04311.23
5.2.90.0070.02711.13
5.2.80.0000.06011.23
5.2.70.0030.04711.12
5.2.60.0000.06011.17
5.2.50.0000.04711.08
5.2.40.0030.03311.06
5.2.30.0030.04710.83
5.2.20.0030.05711.02
5.2.10.0000.05710.89
5.2.00.0000.06310.72
5.1.60.0000.05310.32
5.1.50.0030.04710.32
5.1.40.0000.05710.32
5.1.30.0000.06010.32
5.1.20.0030.05710.38
5.1.10.0070.03710.32
5.1.00.0030.05010.32
5.0.50.0070.03710.32
5.0.40.0070.03310.32
5.0.30.0000.06310.32
5.0.20.0070.02710.32
5.0.10.0030.04310.32
5.0.00.0070.06010.32
4.4.90.0000.02710.32
4.4.80.0000.02710.32
4.4.70.0000.03710.32
4.4.60.0000.01710.32
4.4.50.0030.03310.32
4.4.40.0000.05310.32
4.4.30.0000.03710.32
4.4.20.0030.02710.32
4.4.10.0030.02710.32
4.4.00.0030.05310.32
4.3.110.0000.02710.32
4.3.100.0030.02310.32
4.3.90.0030.03310.32
4.3.80.0000.05010.32
4.3.70.0000.03710.32
4.3.60.0000.03710.32
4.3.50.0030.03310.32
4.3.40.0030.05310.32
4.3.30.0030.03310.32
4.3.20.0000.03710.32
4.3.10.0000.04010.32
4.3.00.0000.03310.32

preferences:
48.21 ms | 401 KiB | 5 Q