3v4l.org

run code in 300+ PHP versions simultaneously
<?php //Source: https://bugs.php.net/bug.php?id=62437 function output($buffer) { return $buffer . $_SERVER['REAL_URI']; } ob_start('output'); $_SERVER['REAL_URI'] = 'ertretre'; echo "foo ";

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)
8.3.40.0030.01418.76
8.3.30.0110.00318.67
8.3.20.0040.00418.78
8.3.10.0040.00420.65
8.3.00.0000.00819.50
8.2.170.0070.01122.96
8.2.160.0130.00720.39
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0080.00019.36
8.2.110.0040.00421.03
8.2.100.0040.00717.78
8.2.90.0040.00419.53
8.2.80.0030.00619.19
8.2.70.0000.01117.50
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0030.00518.34
8.2.30.0040.00418.17
8.2.20.0050.00217.73
8.2.10.0070.00017.71
8.2.00.0070.00017.65
8.1.270.0030.00624.66
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0070.00322.64
8.1.230.0040.00720.98
8.1.220.0040.00417.74
8.1.210.0070.00318.85
8.1.200.0040.00417.35
8.1.190.0030.00517.54
8.1.180.0050.00318.10
8.1.170.0000.00818.75
8.1.160.0070.00018.86
8.1.150.0040.00418.59
8.1.140.0000.00717.38
8.1.130.0030.00317.77
8.1.120.0000.00817.44
8.1.110.0040.00417.35
8.1.100.0070.00017.41
8.1.90.0070.00017.29
8.1.80.0000.00717.39
8.1.70.0000.00817.34
8.1.60.0080.00017.59
8.1.50.0090.00017.53
8.1.40.0040.00417.52
8.1.30.0000.00817.54
8.1.20.0060.00317.57
8.1.10.0040.00417.55
8.1.00.0060.00317.47
8.0.300.0020.00519.80
8.0.290.0020.00516.63
8.0.280.0030.00318.30
8.0.270.0030.00317.25
8.0.260.0070.00016.67
8.0.250.0070.00016.79
8.0.240.0000.00716.80
8.0.230.0000.00816.92
8.0.220.0030.00316.84
8.0.210.0030.00616.86
8.0.200.0000.00716.91
8.0.190.0050.00316.73
8.0.180.0070.00016.73
8.0.170.0060.00316.79
8.0.160.0070.00016.95
8.0.150.0060.00316.74
8.0.140.0000.01216.68
8.0.130.0060.00013.32
8.0.120.0040.00416.71
8.0.110.0040.00416.88
8.0.100.0030.00316.88
8.0.90.0050.00316.70
8.0.80.0070.00716.79
8.0.70.0080.00016.75
8.0.60.0000.00716.80
8.0.50.0000.00816.87
8.0.30.0140.00617.13
8.0.20.0090.01317.28
8.0.10.0070.00016.84
8.0.00.0050.01816.70
7.4.330.0000.00512.99
7.4.320.0000.00616.58
7.4.300.0030.00316.61
7.4.290.0030.00316.61
7.4.280.0040.00416.61
7.4.270.0040.00416.42
7.4.260.0030.00313.26
7.4.250.0040.00416.46
7.4.240.0030.00316.57
7.4.230.0030.00316.71
7.4.220.0220.00716.57
7.4.210.0080.00616.53
7.4.200.0030.00316.43
7.4.190.0030.00316.57
7.4.160.0130.00316.62
7.4.150.0140.01116.82
7.4.140.0100.01116.55
7.4.130.0080.00816.56
7.4.120.0040.01216.52
7.4.110.0060.01216.58
7.4.100.0100.00616.49
7.4.90.0070.01116.50
7.4.80.0100.00716.55
7.4.70.0100.00716.59
7.4.60.0160.00016.40
7.4.50.0050.00516.34
7.4.40.0060.01216.63
7.4.30.0140.00316.43
7.4.00.0000.00814.84
7.3.330.0000.00613.30
7.3.320.0000.00513.25
7.3.310.0000.00716.33
7.3.300.0000.00716.16
7.3.290.0030.01016.27
7.3.280.0110.00716.30
7.3.270.0040.01316.58
7.3.260.0080.00816.27
7.3.250.0090.01116.53
7.3.240.0090.00916.58
7.3.230.0090.00916.45
7.3.210.0100.00716.45
7.3.200.0130.00919.39
7.3.190.0130.00716.54
7.3.180.0040.01116.32
7.3.170.0070.01016.37
7.3.160.0040.01116.58
7.3.120.0060.01015.11
7.2.330.0100.00716.64
7.2.320.0120.00616.57
7.2.310.0150.00916.39
7.2.300.0070.01416.72
7.2.290.0030.01316.77
7.1.100.0000.01318.07
7.1.70.0030.00517.29
7.1.60.0090.01619.40
7.1.50.0030.01717.02
7.1.00.0000.03722.40
7.0.200.0060.00614.89
7.0.140.0070.07022.09
7.0.120.0100.06022.04
7.0.60.0000.04720.00
7.0.50.0070.08017.86
7.0.40.0070.08317.86
7.0.30.0100.08017.85
7.0.20.0100.08017.75
7.0.10.0100.08017.70
7.0.00.0130.07717.85
5.6.280.0030.07320.78
5.6.210.0070.07020.65
5.6.200.0070.04018.19
5.6.190.0070.04718.16
5.6.180.0100.07318.16
5.6.170.0030.08018.14
5.6.160.0100.07718.29
5.6.150.0070.08318.27
5.6.140.0100.07318.29
5.6.130.0030.06718.15
5.6.120.0070.04018.14
5.6.110.0000.04718.21
5.6.100.0100.04318.15
5.6.90.0170.07318.13
5.6.80.0130.03317.55
5.6.70.0030.08317.61
5.6.60.0100.07717.53
5.6.50.0000.07017.58
5.6.40.0100.07017.57
5.6.30.0100.05717.61
5.6.20.0030.05717.60
5.6.10.0030.05017.53
5.6.00.0070.04317.52
5.5.350.0230.07320.48
5.5.340.0130.07317.92
5.5.330.0070.07718.07
5.5.320.0130.07018.07
5.5.310.0030.08717.98
5.5.300.0200.07018.03
5.5.290.0030.04717.98
5.5.280.0130.03318.02
5.5.270.0130.03717.97
5.5.260.0030.04717.98
5.5.250.0030.08717.90
5.5.240.0070.07717.39
5.5.230.0000.08317.35
5.5.220.0100.05317.48
5.5.210.0100.07017.32
5.5.200.0030.08317.39
5.5.190.0130.07717.32
5.5.180.0070.06017.43
5.5.160.0000.07017.33
5.5.150.0070.06717.32
5.5.140.0030.07717.30
5.5.130.0100.07017.33
5.5.120.0030.06317.41
5.5.110.0100.07717.33
5.5.100.0130.06717.21
5.5.90.0130.03717.18
5.5.80.0100.04017.28
5.5.70.0170.06717.30
5.5.60.0030.07717.32
5.5.50.0130.06717.24
5.5.40.0100.03317.23
5.5.30.0100.07317.21
5.5.20.0070.07717.31
5.5.10.0100.07717.21
5.5.00.0070.07317.22
5.4.450.0070.05319.37
5.4.440.0070.04019.47
5.4.430.0100.07319.44
5.4.420.0070.07019.34
5.4.410.0070.04319.29
5.4.400.0130.06719.13
5.4.390.0170.03719.06
5.4.380.0070.08019.01
5.4.370.0100.03718.96
5.4.360.0070.05719.02
5.4.350.0100.08019.27
5.4.340.0100.04319.09
5.4.320.0000.05319.10
5.4.310.0070.06018.95
5.4.300.0070.08019.27
5.4.290.0170.05319.01
5.4.280.0070.05319.05
5.4.270.0070.06719.09
5.4.260.0100.05719.05
5.4.250.0130.06719.16
5.4.240.0070.07319.01
5.4.230.0070.08019.04
5.4.220.0100.07319.28
5.4.210.0170.06719.09
5.4.200.0100.06318.95
5.4.190.0100.05719.02
5.4.180.0070.04018.98
5.4.170.0130.07319.13
5.4.160.0270.05018.96
5.4.150.0030.03719.25
5.4.140.0030.03716.36
5.4.130.0030.03716.30
5.4.120.0070.03016.30
5.4.110.0000.03716.32
5.4.100.0070.03016.42
5.4.90.0070.03716.41
5.4.80.0030.03316.56
5.4.70.0030.03316.46
5.4.60.0000.03716.35
5.4.50.0030.03316.27
5.4.40.0030.03716.41
5.4.30.0100.02716.35
5.4.20.0070.03016.35
5.4.10.0070.03316.31
5.4.00.0030.03315.83
5.3.290.0000.07314.68
5.3.280.0100.04714.59
5.3.270.0030.06714.68
5.3.260.0000.06714.71
5.3.250.0070.03314.64
5.3.240.0030.05314.62
5.3.230.0000.04314.65
5.3.220.0030.03714.63
5.3.210.0030.04014.79
5.3.200.0070.03714.58
5.3.190.0030.03714.57
5.3.180.0030.03714.57
5.3.170.0000.03714.53
5.3.160.0000.04714.64
5.3.150.0030.03714.59
5.3.140.0030.03314.59
5.3.130.0100.03314.58
5.3.120.0030.03714.65
5.3.110.0000.04014.60
5.3.100.0000.03714.05
5.3.90.0100.02713.86
5.3.80.0030.03314.03
5.3.70.0000.03714.05
5.3.60.0000.05014.09
5.3.50.0030.03314.00
5.3.40.0030.03714.01
5.3.30.0000.03713.98
5.3.20.0000.03713.74
5.3.10.0070.03013.68
5.3.00.0070.03013.61
5.2.170.0000.03011.11
5.2.160.0030.02710.96
5.2.150.0000.03011.17
5.2.140.0000.03011.04
5.2.130.0070.02311.00
5.2.120.0100.02011.32
5.2.110.0030.03311.18
5.2.100.0000.03011.18
5.2.90.0030.02711.20
5.2.80.0030.03011.11
5.2.70.0000.04311.08
5.2.60.0030.02710.93
5.2.50.0070.02311.09
5.2.40.0070.02311.00
5.2.30.0030.02710.82
5.2.20.0030.02711.01
5.2.10.0000.03010.84
5.2.00.0000.03010.82
5.1.60.0000.0279.84
5.1.50.0000.0239.97
5.1.40.0070.05310.19
5.1.30.0000.03010.25
5.1.20.0030.03710.38
5.1.10.0000.06010.06
5.1.00.0030.05310.06
5.0.50.0000.0478.48
5.0.40.0070.0408.35
5.0.30.0000.0538.21
5.0.20.0000.0478.19
5.0.10.0100.0338.25
5.0.00.0030.0678.17
4.4.90.0000.0178.17
4.4.80.0030.0138.17
4.4.70.0030.0138.17
4.4.60.0030.0138.17
4.4.50.0000.0138.17
4.4.40.0000.0238.17
4.4.30.0000.0178.17
4.4.20.0030.0238.17
4.4.10.0000.0378.17
4.4.00.0070.0538.17
4.3.110.0030.0278.17
4.3.100.0000.0378.17
4.3.90.0070.0338.17
4.3.80.0070.0378.17
4.3.70.0030.0178.17
4.3.60.0000.0408.17
4.3.50.0000.0338.17
4.3.40.0030.0278.17
4.3.30.0030.0378.17
4.3.20.0070.0338.17
4.3.10.0030.0308.17
4.3.00.0000.0238.17

preferences:
43.42 ms | 400 KiB | 5 Q