3v4l.org

run code in 300+ PHP versions simultaneously
<?php //Source: https://bugs.php.net/bug.php?id=62437 $_SERVER['REAL_URI'] = 'ertretre'; $GLOBALS['dzzz'] = 'sdfdsfds'; function output($buffer) { return $buffer . $GLOBALS['dzzz']; } ob_start('output'); 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)
8.3.60.0040.01116.75
8.3.50.0070.01022.00
8.3.40.0040.01118.88
8.3.30.0070.00719.20
8.3.20.0040.00420.33
8.3.10.0000.00823.66
8.3.00.0000.00819.15
8.2.180.0040.01825.92
8.2.170.0140.00022.96
8.2.160.0030.01020.44
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0070.00022.16
8.2.110.0060.00322.08
8.2.100.0110.00019.76
8.2.90.0030.00619.26
8.2.80.0040.00417.97
8.2.70.0000.00917.50
8.2.60.0080.00018.16
8.2.50.0000.00818.07
8.2.40.0040.00419.89
8.2.30.0000.00718.16
8.2.20.0000.00817.84
8.2.10.0040.00418.04
8.2.00.0030.00617.74
8.1.270.0050.00323.91
8.1.260.0040.00426.35
8.1.250.0040.01128.09
8.1.240.0090.00023.77
8.1.230.0040.00719.09
8.1.220.0080.00017.78
8.1.210.0040.00418.77
8.1.200.0000.00917.48
8.1.190.0040.00417.23
8.1.180.0030.00619.01
8.1.170.0090.00018.58
8.1.160.0000.00722.01
8.1.150.0040.00418.55
8.1.140.0050.00217.56
8.1.130.0030.00317.82
8.1.120.0000.00717.42
8.1.110.0050.00217.47
8.1.100.0000.00717.40
8.1.90.0040.00417.50
8.1.80.0040.00417.52
8.1.70.0000.00717.44
8.1.60.0000.00817.48
8.1.50.0030.00517.39
8.1.40.0030.00617.51
8.1.30.0040.00417.56
8.1.20.0040.00417.65
8.1.10.0040.00417.52
8.1.00.0020.00517.57
8.0.300.0000.00818.77
8.0.290.0030.00317.04
8.0.280.0000.00718.38
8.0.270.0030.00317.19
8.0.260.0000.00617.17
8.0.250.0000.00716.78
8.0.240.0030.00316.82
8.0.230.0030.00316.82
8.0.220.0070.00016.84
8.0.210.0000.00716.79
8.0.200.0070.00016.74
8.0.190.0000.00716.89
8.0.180.0000.00716.91
8.0.170.0040.00416.75
8.0.160.0000.00716.82
8.0.150.0070.00016.77
8.0.140.0040.00316.70
8.0.130.0060.00013.26
8.0.120.0060.00316.77
8.0.110.0000.00716.74
8.0.100.0040.00416.78
8.0.90.0000.00816.87
8.0.80.0070.01016.79
8.0.70.0000.00716.68
8.0.60.0000.00716.82
8.0.50.0040.00416.70
8.0.30.0110.00817.26
8.0.20.0090.00917.40
8.0.10.0040.00416.99
8.0.00.0090.01016.90
7.4.330.0050.00015.09
7.4.320.0020.00516.40
7.4.300.0040.00416.59
7.4.290.0000.00716.59
7.4.280.0000.00716.48
7.4.270.0000.00816.62
7.4.260.0000.00716.60
7.4.250.0040.00416.38
7.4.240.0050.00216.58
7.4.230.0070.00016.43
7.4.220.0090.00916.56
7.4.210.0070.00916.64
7.4.200.0040.00416.60
7.4.190.0070.00016.77
7.4.160.0030.01216.56
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0090.00916.51
7.4.120.0100.00816.44
7.4.110.0110.00716.48
7.4.100.0030.01416.50
7.4.90.0130.00616.56
7.4.80.0030.01519.39
7.4.70.0140.01016.57
7.4.60.0030.01516.40
7.4.50.0000.00816.23
7.4.40.0070.01016.20
7.4.30.0140.00316.40
7.4.00.0030.01015.14
7.3.330.0000.00513.27
7.3.320.0030.00313.27
7.3.310.0000.00716.25
7.3.300.0000.00716.31
7.3.290.0030.01216.25
7.3.280.0060.00916.24
7.3.270.0140.00317.40
7.3.260.0030.01416.39
7.3.250.0130.00716.63
7.3.240.0060.01016.51
7.3.230.0080.00816.62
7.3.210.0070.01016.57
7.3.200.0110.00719.39
7.3.190.0110.00616.50
7.3.180.0120.00316.31
7.3.170.0110.00916.33
7.3.160.0110.00616.37
7.3.120.0030.00915.07
7.2.330.0070.01016.40
7.2.320.0030.01616.72
7.2.310.0070.01016.45
7.2.300.0030.01316.40
7.2.290.0100.01216.39
7.2.60.0060.00917.01
7.2.00.0060.00619.50
7.1.200.0030.01015.93
7.1.100.0040.00818.37
7.1.70.0000.00717.28
7.1.60.0120.00919.46
7.1.50.0040.01816.98
7.1.00.0030.07322.37
7.0.200.0000.00716.70
7.0.140.0000.06722.04
7.0.60.0030.03721.72
7.0.50.0000.04322.19
7.0.40.0030.03720.08
7.0.30.0070.03020.04
7.0.20.0000.03720.19
7.0.10.0030.03319.95
7.0.00.0030.03320.10
5.6.280.0030.07021.04
5.6.210.0000.04320.52
5.6.200.0000.05720.96
5.6.190.0070.03321.02
5.6.180.0000.03721.04
5.6.170.0000.03321.00
5.6.160.0000.03321.04
5.6.150.0070.03020.99
5.6.140.0030.04320.98
5.6.130.0030.04321.09
5.6.120.0030.08720.98
5.6.110.0100.07720.99
5.6.100.0000.08020.96
5.6.90.0100.07321.01
5.6.80.0130.06720.36
5.6.70.0100.07020.37
5.6.60.0070.07320.36
5.6.50.0070.07020.38
5.6.40.0000.06020.36
5.6.30.0000.05720.42
5.6.20.0030.08320.25
5.6.10.0030.07320.38
5.6.00.0030.07720.35
5.5.350.0030.05720.43
5.5.340.0000.03320.89
5.5.330.0000.04020.66
5.5.320.0030.03320.80
5.5.310.0030.03320.68
5.5.300.0030.04320.96
5.5.290.0100.02720.77
5.5.280.0070.04020.72
5.5.270.0030.07320.76
5.5.260.0000.08720.87
5.5.250.0070.07020.62
5.5.240.0070.03720.24
5.5.230.0030.04320.04
5.5.220.0030.06720.14
5.5.210.0070.07320.00
5.5.200.0000.07720.24
5.5.190.0030.08020.13
5.5.180.0000.07720.13
5.5.160.0100.07720.15
5.5.150.0000.08320.11
5.5.140.0030.07320.11
5.5.130.0000.08320.23
5.5.120.0130.06720.23
5.5.110.0030.07720.31
5.5.100.0100.06020.04
5.5.90.0070.07020.13
5.5.80.0000.08320.09
5.5.70.0000.08320.07
5.5.60.0070.06020.10
5.5.50.0070.07720.20
5.5.40.0070.07020.02
5.5.30.0030.07019.88
5.5.20.0070.05319.99
5.5.10.0100.07020.05
5.5.00.0100.07319.96
5.4.450.0000.03319.49
5.4.440.0000.05319.53
5.4.430.0100.07019.48
5.4.420.0000.08019.54
5.4.410.0030.07019.11
5.4.400.0030.05719.02
5.4.390.0070.03719.01
5.4.380.0030.05019.09
5.4.370.0100.06319.07
5.4.360.0070.07319.07
5.4.350.0100.06719.03
5.4.340.0030.08018.93
5.4.320.0030.07719.02
5.4.310.0100.07019.04
5.4.300.0030.07718.91
5.4.290.0070.07318.91
5.4.280.0130.07318.91
5.4.270.0030.07319.18
5.4.260.0030.08018.90
5.4.250.0100.07019.07
5.4.240.0000.08719.11
5.4.230.0070.07019.16
5.4.220.0070.07019.01
5.4.210.0070.06719.11
5.4.200.0000.07718.89
5.4.190.0030.04318.93
5.4.180.0000.08319.16
5.4.170.0000.07719.06
5.4.160.0070.06718.99
5.4.150.0070.07719.23
5.4.140.0000.07316.42
5.4.130.0000.07016.41
5.4.120.0070.07016.42
5.4.110.0030.04316.39
5.4.100.0000.04316.43
5.4.90.0000.05016.39
5.4.80.0070.06716.45
5.4.70.0000.07716.41
5.4.60.0030.07016.51
5.4.50.0000.07716.34
5.4.40.0030.07716.55
5.4.30.0030.06016.42
5.4.20.0070.04016.39
5.4.10.0000.07716.52
5.4.00.0030.06315.91
5.3.290.0030.07714.62
5.3.280.0030.07314.55
5.3.270.0030.07714.65
5.3.260.0030.08014.70
5.3.250.0000.07714.51
5.3.240.0070.04314.68
5.3.230.0030.05714.56
5.3.220.0030.07714.58
5.3.210.0070.05714.57
5.3.200.0030.07314.63
5.3.190.0000.05314.66
5.3.180.0100.04714.56
5.3.170.0000.08014.57
5.3.160.0070.06014.52
5.3.150.0000.08014.61
5.3.140.0000.07314.46
5.3.130.0030.06314.46
5.3.120.0070.05014.61
5.3.110.0100.07014.59
5.3.100.0030.06013.95
5.3.90.0070.07014.02
5.3.80.0030.05713.93
5.3.70.0000.06314.00
5.3.60.0000.05314.07
5.3.50.0030.06713.94
5.3.40.0000.07713.88
5.3.30.0000.07313.96
5.3.20.0100.06013.68
5.3.10.0070.06313.71
5.3.00.0030.07013.70
5.2.170.0000.06311.19
5.2.160.0000.06311.15
5.2.150.0030.06311.19
5.2.140.0000.06011.14
5.2.130.0030.06011.16
5.2.120.0030.06311.11
5.2.110.0030.06711.00
5.2.100.0000.06011.18
5.2.90.0030.06011.14
5.2.80.0000.06310.99
5.2.70.0000.04711.07
5.2.60.0030.06011.07
5.2.50.0030.06010.92
5.2.40.0030.05711.04
5.2.30.0030.05710.99
5.2.20.0030.06310.98
5.2.10.0070.04710.87
5.2.00.0100.05010.77
5.1.60.0000.0509.98
5.1.50.0030.0339.96
5.1.40.0070.05010.05
5.1.30.0030.05010.38
5.1.20.0030.03310.46
5.1.10.0100.04010.12
5.1.00.0070.05310.14
5.0.50.0030.0438.82
5.0.40.0030.0178.82
5.0.30.0000.0638.82
5.0.20.0070.0278.82
5.0.10.0030.0208.82
5.0.00.0030.0478.82
4.4.90.0030.0308.82
4.4.80.0000.0378.82
4.4.70.0000.0338.82
4.4.60.0070.0238.82
4.4.50.0000.0308.82
4.4.40.0070.0438.82
4.4.30.0000.0178.82
4.4.20.0030.0378.82
4.4.10.0000.0408.82
4.4.00.0070.0438.82
4.3.110.0000.0378.82
4.3.100.0000.0378.82
4.3.90.0030.0278.82
4.3.80.0030.0408.82
4.3.70.0000.0208.82
4.3.60.0070.0308.82
4.3.50.0070.0208.82
4.3.40.0000.0308.82
4.3.30.0070.0338.82
4.3.20.0000.0308.82
4.3.10.0030.0208.82
4.3.00.0030.0208.82

preferences:
53.79 ms | 400 KiB | 5 Q