3v4l.org

run code in 300+ PHP versions simultaneously
<?php $testURL = 'http://validator.w3.org/check?uri=http://forums.phpfreaks.com/topic/169441-get-headers-problems/'; $headers = get_headers($testURL, 1); //echo $headers; var_dump($headers); ?>

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)
8.3.60.0120.00618.93
8.3.50.0130.00716.76
8.3.40.0120.00619.09
8.3.30.0080.00818.96
8.3.20.0030.00519.03
8.3.10.0080.00020.76
8.3.00.0080.00019.25
8.2.180.0090.00616.75
8.2.170.0040.01422.96
8.2.160.0140.00722.40
8.2.150.0060.00324.18
8.2.140.0130.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00420.08
8.2.110.0030.00722.50
8.2.100.0060.00618.09
8.2.90.0030.00619.38
8.2.80.0040.00418.04
8.2.70.0000.00817.60
8.2.60.0030.00618.05
8.2.50.0040.00419.35
8.2.40.0000.00718.47
8.2.30.0030.00618.26
8.2.20.0040.00417.67
8.2.10.0000.00817.95
8.2.00.0040.00417.75
8.1.280.0070.01025.92
8.1.270.0030.00523.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.51
8.1.230.0080.00321.09
8.1.220.0040.00418.77
8.1.210.0080.00019.08
8.1.200.0060.00317.35
8.1.190.0040.00417.53
8.1.180.0000.00818.10
8.1.170.0060.00319.02
8.1.160.0040.00418.96
8.1.150.0000.00818.83
8.1.140.0030.00517.50
8.1.130.0050.00318.02
8.1.120.0000.00717.49
8.1.110.0000.00817.52
8.1.100.0040.00417.51
8.1.90.0040.00417.50
8.1.80.0000.00717.64
8.1.70.0030.00317.45
8.1.60.0000.00917.73
8.1.50.0080.00317.65
8.1.40.0080.00017.61
8.1.30.0030.00617.70
8.1.20.0040.00417.72
8.1.10.0030.00517.58
8.1.00.0000.00917.47
8.0.300.0100.00020.02
8.0.290.0040.00416.88
8.0.280.0040.00418.51
8.0.270.0030.00317.43
8.0.260.0050.00318.81
8.0.250.0000.00817.07
8.0.240.0040.00417.18
8.0.230.0030.00317.08
8.0.220.0030.00316.98
8.0.210.0040.00417.00
8.0.200.0000.00717.18
8.0.190.0000.00717.18
8.0.180.0000.00717.07
8.0.170.0000.00817.00
8.0.160.0000.00716.98
8.0.150.0000.00816.94
8.0.140.0030.00917.00
8.0.130.0060.00013.66
8.0.120.0030.00517.10
8.0.110.0060.00317.00
8.0.100.0030.00517.00
8.0.90.0070.00017.04
8.0.80.0090.00617.00
8.0.70.0040.00417.05
8.0.60.0030.00517.05
8.0.50.0040.00416.98
8.0.30.0170.00317.29
8.0.20.0130.01017.40
8.0.10.0090.00017.29
8.0.00.0120.00916.83
7.4.330.0050.00014.96
7.4.320.0060.00016.63
7.4.300.0070.00016.58
7.4.290.0030.00316.64
7.4.280.0040.00416.65
7.4.270.0000.00816.64
7.4.260.0060.00013.52
7.4.250.0040.00716.70
7.4.240.0000.00816.66
7.4.230.0000.00716.61
7.4.220.0130.00716.70
7.4.210.0060.01016.78
7.4.200.0000.00716.64
7.4.190.0000.00816.85
7.4.160.0120.00416.54
7.4.150.0090.00917.18
7.4.140.0090.01217.24
7.4.130.0120.00716.79
7.4.120.0100.00816.66
7.4.110.0170.00316.66
7.4.100.0090.00916.70
7.4.90.0150.00316.73
7.4.80.0120.00918.80
7.4.70.0140.00616.49
7.4.60.0110.00816.53
7.4.50.0040.00416.68
7.4.40.0070.00822.27
7.4.30.0100.00716.74
7.4.00.0060.00915.01
7.3.330.0000.00813.43
7.3.320.0050.00013.36
7.3.310.0000.00716.35
7.3.300.0040.00416.34
7.3.290.0110.00916.46
7.3.280.0090.00716.44
7.3.270.0130.00617.18
7.3.260.0150.00618.24
7.3.250.0170.00516.39
7.3.240.0030.01416.74
7.3.230.0130.00616.46
7.3.210.0100.01316.67
7.3.200.0000.02519.39
7.3.190.0130.00716.39
7.3.180.0080.01216.36
7.3.170.0080.00816.49
7.3.160.0130.00316.46
7.3.120.0080.00814.89
7.3.110.0100.01014.87
7.3.100.0050.00514.89
7.3.90.0090.00614.52
7.3.80.0110.00614.91
7.3.70.0070.00714.77
7.3.60.0130.00314.95
7.3.50.0070.01114.88
7.3.40.0070.00714.55
7.3.30.0030.01614.60
7.3.20.0100.01016.53
7.3.10.0070.01116.81
7.3.00.0070.01016.71
7.2.330.0180.00016.54
7.2.320.0030.01716.89
7.2.310.0170.00716.91
7.2.300.0120.01216.55
7.2.290.0000.01616.65
7.2.250.0100.01315.10
7.2.240.0110.01115.33
7.2.230.0070.01114.72
7.2.220.0030.01214.79
7.2.210.0080.00814.90
7.2.200.0070.00615.32
7.2.190.0070.01115.13
7.2.180.0070.01114.97
7.2.170.0030.01214.86
7.2.60.0070.01016.72
7.2.00.0030.01019.73
7.1.330.0000.01515.98
7.1.320.0030.00615.49
7.1.310.0040.00815.66
7.1.300.0040.01415.68
7.1.290.0070.00715.94
7.1.280.0120.00315.61
7.1.270.0090.00616.02
7.1.260.0060.00915.84
7.1.200.0040.00415.91
7.1.100.0030.00718.29
7.1.70.0060.00317.20
7.1.60.0130.01319.40
7.1.50.0060.00617.15
7.1.00.0070.05722.89
7.0.200.0030.00716.88
7.0.140.0030.07022.33
7.0.60.0270.04720.27
7.0.50.0100.08318.10
7.0.40.0070.07718.05
7.0.30.0070.04318.02
7.0.20.0100.05718.12
7.0.10.0070.04718.11
7.0.00.0100.07018.17
5.6.280.0100.06721.25
5.6.210.0070.08020.96
5.6.200.0070.04318.52
5.6.190.0070.08018.41
5.6.180.0100.04318.39
5.6.170.0030.06018.57
5.6.160.0070.06018.61
5.6.150.0130.07718.38
5.6.140.0070.07718.44
5.6.130.0100.04718.46
5.6.120.0070.04718.60
5.6.110.0070.06718.65
5.6.100.0100.05018.53
5.6.90.0130.07718.55
5.6.80.0070.04317.80
5.6.70.0070.04017.76
5.6.60.0000.04717.76
5.6.50.0030.04017.80
5.6.40.0030.03717.91
5.6.30.0070.03317.82
5.6.20.0030.04017.91
5.6.10.0030.03717.93
5.6.00.0000.05317.91
5.5.350.0100.06020.75
5.5.340.0070.08018.23
5.5.330.0100.05018.38
5.5.320.0030.04318.40
5.5.310.0130.07318.40
5.5.300.0030.04718.27
5.5.290.0070.05718.35
5.5.280.0030.04318.27
5.5.270.0030.08718.36
5.5.260.0070.05318.44
5.5.250.0100.06718.00
5.5.240.0100.03317.65
5.5.230.0030.04017.77
5.5.220.0030.04017.74
5.5.210.0030.03717.74
5.5.200.0030.03717.66
5.5.190.0030.04717.55
5.5.180.0030.04717.88
5.5.160.0030.04017.73
5.5.150.0030.03717.71
5.5.140.0030.03717.75
5.5.130.0030.03717.65
5.5.120.0030.04317.59
5.5.110.0030.04317.66
5.5.100.0070.03317.47
5.5.90.0100.03017.53
5.5.80.0000.04017.61
5.5.70.0030.03717.58
5.5.60.0000.04017.53
5.5.50.0070.03317.61
5.5.40.0100.03317.52
5.5.30.0070.03717.51
5.5.20.0030.03717.55
5.5.10.0070.03317.57
5.5.00.0030.03717.51
5.4.450.0070.08319.66
5.4.440.0170.07719.65
5.4.430.0070.05019.91
5.4.420.0000.06319.63
5.4.410.0130.04319.62
5.4.400.0000.08719.44
5.4.390.0070.03719.32
5.4.380.0000.04019.35
5.4.370.0100.03019.52
5.4.360.0100.03319.30
5.4.350.0030.03719.38
5.4.340.0070.03319.39
5.4.320.0000.04019.43
5.4.310.0000.04019.33
5.4.300.0070.03319.38
5.4.290.0070.03319.35
5.4.280.0000.04019.54
5.4.270.0000.04019.35
5.4.260.0030.04319.37
5.4.250.0070.03319.33
5.4.240.0070.03319.51
5.4.230.0030.03719.36
5.4.220.0030.03719.29
5.4.210.0000.04019.33
5.4.200.0000.04019.38
5.4.190.0030.03719.27
5.4.180.0030.04019.37
5.4.170.0030.04019.36
5.4.160.0030.03719.34
5.4.150.0100.04019.35
5.4.140.0170.06316.74
5.4.130.0130.07016.88
5.4.120.0070.04016.91
5.4.110.0030.07016.85
5.4.100.0130.06316.71
5.4.90.0070.07016.77
5.4.80.0100.05016.72
5.4.70.0130.06716.71
5.4.60.0070.06016.71
5.4.50.0070.05016.74
5.4.40.0030.05716.71
5.4.30.0000.04316.73
5.4.20.0100.05716.73
5.4.10.0030.04316.89
5.4.00.0070.06716.31
5.3.290.0070.03714.71
5.3.280.0070.03714.83
5.3.270.0000.04014.79
5.3.260.0070.03314.82
5.3.250.0030.03714.83
5.3.240.0070.07015.02
5.3.230.0200.03314.86
5.3.220.0000.05314.80
5.3.210.0070.06014.75
5.3.200.0030.06314.98
5.3.190.0100.07314.70
5.3.180.0030.07014.80
5.3.170.0070.04314.81
5.3.160.0030.05314.79
5.3.150.0030.04314.80
5.3.140.0030.07714.70
5.3.130.0030.08314.75
5.3.120.0130.07314.68
5.3.110.0130.07314.69
5.3.100.0000.04714.21
5.3.90.0130.07014.15
5.3.80.0170.03314.16
5.3.70.0070.03314.24
5.3.60.0030.04714.14
5.3.50.0070.03714.36
5.3.40.0030.08014.22
5.3.30.0000.05013.96
5.3.20.0030.04313.93
5.3.10.0100.05013.89
5.3.00.0030.05013.88
5.2.170.0000.03311.29
5.2.160.0030.03011.19
5.2.150.0070.05711.19
5.2.140.0170.04311.29
5.2.130.0070.03311.27
5.2.120.0030.04011.23
5.2.110.0000.06311.27
5.2.100.0030.04011.36
5.2.90.0100.05011.34
5.2.80.0070.03711.25
5.2.70.0100.05711.33
5.2.60.0130.05311.46
5.2.50.0070.06311.25
5.2.40.0000.06711.24
5.2.30.0000.05311.20
5.2.20.0070.03711.19
5.2.10.0030.07011.13
5.2.00.0000.04310.95
5.1.60.0030.04010.29
5.1.50.0030.04710.29
5.1.40.0130.02310.18
5.1.30.0130.04310.56
5.1.20.0170.05010.51
5.1.10.0070.05710.21
5.1.00.0130.03710.24
5.0.50.0000.0438.81
5.0.40.0130.0408.47
5.0.30.0070.0578.32
5.0.20.0000.0408.35
5.0.10.0000.0508.61
5.0.00.0000.0678.35
4.4.90.0000.0207.66
4.4.80.0030.0207.66
4.4.70.0000.0337.66
4.4.60.0030.0207.66
4.4.50.0030.0377.66
4.4.40.0070.0407.66
4.4.30.0000.0337.66
4.4.20.0000.0307.66
4.4.10.0030.0237.66
4.4.00.0030.0577.66
4.3.110.0070.0307.66
4.3.100.0070.0307.66
4.3.90.0030.0337.66
4.3.80.0000.0607.66
4.3.70.0070.0277.66
4.3.60.0030.0277.66
4.3.50.0030.0377.66
4.3.40.0000.0537.66
4.3.30.0030.0307.66
4.3.20.0000.0377.66
4.3.10.0000.0307.66
4.3.00.0000.0377.66

preferences:
40.08 ms | 401 KiB | 5 Q