3v4l.org

run code in 300+ PHP versions simultaneously
<?php date(DateTime::RFC2822); // string(31) "Tue, 14 Jan 2014 19:21:18 +0100" gmdate('D, d M Y H:i:s'); // string(25) "Tue, 14 Jan 2014 18:21:18" header('Last-Modified: ' . date(DateTime::RFC2822)); // First method to set `Last-Modified` header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT'); // Second method to set `Last-Modified`

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)
8.3.60.0140.00416.48
8.3.50.0250.00816.50
8.3.40.0160.00018.82
8.3.30.0040.01418.81
8.3.20.0080.00018.90
8.3.10.0030.00618.76
8.3.00.0050.00319.50
8.2.180.0130.00716.38
8.2.170.0040.01122.96
8.2.160.0130.00321.08
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00420.73
8.2.110.0060.00322.27
8.2.100.0040.00817.72
8.2.90.0040.00417.75
8.2.80.0040.00418.87
8.2.70.0050.00317.63
8.2.60.0050.00317.50
8.2.50.0040.00417.63
8.2.40.0060.00317.63
8.2.30.0080.00017.93
8.2.20.0030.00617.71
8.2.10.0000.00817.63
8.2.00.0000.01117.86
8.1.280.0070.01025.92
8.1.270.0070.00024.66
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0090.00022.52
8.1.230.0040.00820.89
8.1.220.0030.00617.74
8.1.210.0030.00618.77
8.1.200.0030.00517.23
8.1.190.0050.00517.22
8.1.180.0030.00718.10
8.1.170.0000.00718.69
8.1.160.0040.00418.94
8.1.150.0000.00718.62
8.1.140.0040.00417.53
8.1.130.0000.00717.71
8.1.120.0040.00417.56
8.1.110.0000.00717.50
8.1.100.0000.00817.55
8.1.90.0000.00717.49
8.1.80.0000.00717.53
8.1.70.0000.00717.51
8.1.60.0000.00817.56
8.1.50.0090.00017.36
8.1.40.0040.00417.60
8.1.30.0000.00817.64
8.1.20.0040.00417.56
8.1.10.0000.00817.46
8.1.00.0050.00217.53
8.0.300.0080.00018.77
8.0.290.0000.00816.75
8.0.280.0040.00418.45
8.0.270.0000.00717.23
8.0.260.0030.00616.88
8.0.250.0050.00217.04
8.0.240.0070.00017.03
8.0.230.0070.00017.09
8.0.220.0070.00016.84
8.0.210.0070.00017.00
8.0.200.0030.00317.00
8.0.190.0040.00417.10
8.0.180.0040.00416.89
8.0.170.0030.00516.99
8.0.160.0040.00416.91
8.0.150.0040.00416.95
8.0.140.0070.00316.83
8.0.130.0060.00013.35
8.0.120.0000.00816.96
8.0.110.0030.00516.90
8.0.100.0030.00316.91
8.0.90.0050.00216.99
8.0.80.0080.00816.95
8.0.70.0000.00717.00
8.0.60.0040.00416.95
8.0.50.0040.00416.73
8.0.30.0120.00617.05
8.0.20.0090.00917.13
8.0.10.0040.00416.91
8.0.00.0130.01316.84
7.4.330.0000.00512.95
7.4.320.0060.00016.46
7.4.300.0040.00416.52
7.4.290.0030.00316.39
7.4.280.0070.00016.44
7.4.270.0040.00416.56
7.4.260.0030.00313.14
7.4.250.0050.00316.34
7.4.240.0010.00616.55
7.4.230.0000.00816.65
7.4.220.0100.01316.54
7.4.210.0070.00916.51
7.4.200.0040.00416.30
7.4.190.0040.00416.59
7.4.160.0040.01216.54
7.4.150.0030.01516.41
7.4.140.0080.00916.52
7.4.130.0050.01316.41
7.4.120.0050.01216.59
7.4.110.0100.00716.42
7.4.100.0100.00716.77
7.4.90.0120.00916.48
7.4.80.0060.01119.39
7.4.70.0030.01316.49
7.4.60.0060.01016.40
7.4.50.0090.00016.73
7.4.40.0030.01316.63
7.4.30.0070.01016.81
7.4.00.0030.01315.10
7.3.330.0060.00013.13
7.3.320.0000.00613.05
7.3.310.0030.00316.22
7.3.300.0030.00316.07
7.3.290.0030.01216.21
7.3.280.0090.00616.26
7.3.270.0040.01516.39
7.3.260.0100.01316.39
7.3.250.0140.01016.48
7.3.240.0110.01116.14
7.3.230.0130.00916.39
7.3.210.0130.00316.58
7.3.200.0110.01116.54
7.3.190.0080.00816.55
7.3.180.0100.00616.50
7.3.170.0030.01416.65
7.3.160.0070.01016.49
7.3.120.0080.00315.05
7.3.10.0030.01016.74
7.3.00.0090.00316.71
7.2.330.0150.00816.47
7.2.320.0140.00616.61
7.2.310.0100.00716.46
7.2.300.0050.01116.51
7.2.290.0100.00716.46
7.2.130.0100.00516.61
7.2.120.0000.01016.80
7.2.110.0030.01216.88
7.2.100.0070.00717.04
7.2.90.0070.00416.97
7.2.80.0000.01416.83
7.2.70.0030.01417.04
7.2.60.0080.00516.85
7.2.50.0020.01016.70
7.2.40.0000.01316.97
7.2.30.0090.00616.64
7.2.20.0100.00316.84
7.2.10.0070.01116.83
7.2.00.0050.01318.13
7.1.250.0130.00315.68
7.1.200.0070.00715.62
7.1.100.0180.00918.02
7.1.70.0000.01017.23
7.1.60.0100.01619.40
7.1.50.0030.01017.02
7.1.00.0030.03322.37
7.0.200.0150.00814.70
7.0.140.0030.07721.95
7.0.120.0030.06722.18
7.0.110.0170.08319.94
7.0.100.0070.08019.97
7.0.90.0130.06019.91
7.0.80.0230.08020.02
7.0.70.0130.08019.93
7.0.60.0230.08020.04
7.0.50.0130.08720.08
7.0.40.0170.05319.79
7.0.30.0030.08019.69
7.0.20.0130.07719.74
7.0.10.0070.04719.78
7.0.00.0030.08319.87
5.6.260.0130.07720.60
5.6.250.0000.08720.69
5.6.240.0000.09320.56
5.6.230.0070.08720.68
5.6.220.0100.05020.61
5.6.210.0030.08720.39
5.6.200.0070.08020.47
5.6.190.0070.07720.70
5.6.180.0230.07020.55
5.6.170.0070.08020.64
5.6.160.0070.08020.65
5.6.150.0100.08020.46
5.6.140.0070.05720.64
5.6.130.0070.07720.61
5.6.120.0170.06020.70
5.6.110.0170.07020.60
5.6.100.0070.08320.54
5.6.90.0100.07320.60
5.6.80.0070.07720.04
5.6.70.0030.08720.04
5.6.60.0030.07019.83
5.6.50.0070.07720.08
5.6.40.0100.07019.91
5.6.30.0100.07320.04
5.6.20.0070.07719.91
5.6.10.0130.07720.03
5.6.00.0170.07019.98
5.5.380.0070.07717.56
5.5.370.0000.08017.40
5.5.360.0000.06317.43
5.5.350.0100.07717.61
5.5.340.0070.08317.79
5.5.330.0030.06317.89
5.5.320.0030.08018.25
5.5.310.0000.08017.86
5.5.300.0070.08317.86
5.5.290.0300.06318.12
5.5.280.0100.07717.86
5.5.270.0030.08318.02
5.5.260.0130.08018.02
5.5.250.0070.07717.79
5.5.240.0030.05017.54
5.5.230.0170.07017.24
5.5.220.0130.06717.24
5.5.210.0100.05017.36
5.5.200.0070.07717.38
5.5.190.0070.08017.21
5.5.180.0070.04717.51
5.5.160.0030.06017.34
5.5.150.0130.06317.19
5.5.140.0070.07317.19
5.5.130.0070.07717.47
5.5.120.0030.08017.51
5.5.110.0030.05017.11
5.5.100.0100.04317.38
5.5.90.0070.05017.14
5.5.80.0070.07017.02
5.5.70.0030.05317.10
5.5.60.0070.04717.23
5.5.50.0070.07717.39
5.5.40.0100.07017.09
5.5.30.0070.07317.00
5.5.20.0070.07717.37
5.5.10.0200.06317.10
5.5.00.0000.05317.50
5.4.450.0100.07019.36
5.4.440.0130.07719.35
5.4.430.0070.07319.49
5.4.420.0070.06019.59
5.4.410.0130.06019.47
5.4.400.0030.07719.11
5.4.390.0070.08019.12
5.4.380.0100.07318.90
5.4.370.0030.04019.16
5.4.360.0130.06319.18
5.4.350.0130.07019.12
5.4.340.0130.07019.12
5.4.320.0070.07319.16
5.4.310.0130.03718.93
5.4.300.0030.08318.98
5.4.290.0130.04319.00
5.4.280.0170.06319.11
5.4.270.0100.07019.01
5.4.260.0070.05019.00
5.4.250.0030.06019.00
5.4.240.0100.07019.10
5.4.230.0030.07718.98
5.4.220.0070.08019.11
5.4.210.0130.06318.94
5.4.200.0130.07318.95
5.4.190.0130.07019.18
5.4.180.0070.07019.24
5.4.170.0200.06319.16
5.4.160.0100.08019.09
5.4.150.0030.07719.16
5.4.140.0070.07016.59
5.4.130.0100.07016.49
5.4.120.0070.07316.24
5.4.110.0070.07716.59
5.4.100.0030.06316.18
5.4.90.0070.07316.45
5.4.80.0130.06716.29
5.4.70.0000.07316.55
5.4.60.0030.06316.52
5.4.50.0070.07016.50
5.4.40.0100.07016.21
5.4.30.0100.06716.10
5.4.20.0100.07016.50
5.4.10.0000.04716.50
5.4.00.0070.07315.62
5.3.290.0170.07014.56
5.3.280.0030.05014.59
5.3.270.0100.07314.60
5.3.260.0030.07714.41
5.3.250.0070.07314.53
5.3.240.0100.07314.60
5.3.230.0030.07714.44
5.3.220.0130.04714.46
5.3.210.0000.05014.42
5.3.200.0070.07014.44
5.3.190.0100.06014.44
5.3.180.0100.04014.42
5.3.170.0070.07714.55
5.3.160.0230.04314.48
5.3.150.0030.07714.43
5.3.140.0030.07714.45
5.3.130.0100.07014.41
5.3.120.0030.08314.32
5.3.110.0170.06714.33
5.3.100.0130.04013.88
5.3.90.0130.06713.89
5.3.80.0130.07014.02
5.3.70.0070.07313.91
5.3.60.0170.06314.09
5.3.50.0030.07313.88
5.3.40.0230.04313.87
5.3.30.0100.06013.80
5.3.20.0070.07313.54
5.3.10.0130.06313.66
5.3.00.0100.05713.48
5.2.170.0070.06011.15
5.2.160.0100.05711.07
5.2.150.0130.05011.08
5.2.140.0100.05311.29
5.2.130.0030.06011.25
5.2.120.0070.05711.01
5.2.110.0030.04711.01
5.2.100.0030.05711.11
5.2.90.0030.05710.89
5.2.80.0030.06710.88
5.2.70.0070.03311.08
5.2.60.0070.06710.98
5.2.50.0000.06310.80
5.2.40.0100.05010.91
5.2.30.0070.06311.04
5.2.20.0030.03310.90
5.2.10.0030.06011.08
5.2.00.0030.03010.79
5.1.60.0030.02310.16
5.1.50.0030.05710.16
5.1.40.0030.0539.91
5.1.30.0000.05710.29
5.1.20.0000.05710.30
5.1.10.0030.0509.97
5.1.00.0070.04310.12
5.0.50.0070.0439.32
5.0.40.0030.0439.32
5.0.30.0030.0539.32
5.0.20.0030.0339.32
5.0.10.0030.0439.32
5.0.00.0030.0339.34
4.4.90.0000.0379.31
4.4.80.0000.0309.31
4.4.70.0070.0309.31
4.4.60.0000.0339.31
4.4.50.0030.0209.31
4.4.40.0000.0439.31
4.4.30.0070.0309.31
4.4.20.0030.0339.31
4.4.10.0030.0239.32
4.4.00.0030.0539.32
4.3.110.0030.0339.32
4.3.100.0070.0309.32
4.3.90.0070.0309.32
4.3.80.0000.0439.35
4.3.70.0030.0339.36
4.3.60.0030.0339.36
4.3.50.0000.0339.36
4.3.40.0000.0539.37
4.3.30.0030.0279.39
4.3.20.0000.0309.39
4.3.10.0000.0379.39
4.3.00.0030.0339.40

preferences:
57.77 ms | 401 KiB | 5 Q