3v4l.org

run code in 300+ PHP versions simultaneously
<?php ob_start(); header("X-WTFIDONTEVEN: true"); if (headers_sent()) { echo "sent"; } else { echo "not sent"; } ob_end_flush();

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)
8.3.60.0070.01416.38
8.3.50.0090.01322.04
8.3.40.0100.01418.67
8.3.30.0110.00319.05
8.3.20.0060.00320.12
8.3.10.0040.00423.58
8.3.00.0140.00020.80
8.2.180.0120.00418.17
8.2.170.0070.00722.96
8.2.160.0040.01220.57
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0130.00919.23
8.2.110.0090.00022.10
8.2.100.0040.00717.73
8.2.90.0050.00219.17
8.2.80.0000.00817.97
8.2.70.0080.00417.50
8.2.60.0030.00617.93
8.2.50.0000.00718.07
8.2.40.0030.00619.95
8.2.30.0050.00218.12
8.2.20.0050.00317.49
8.2.10.0040.00417.85
8.2.00.0050.00317.47
8.1.280.0100.00325.92
8.1.270.0000.00724.00
8.1.260.0120.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.14
8.1.230.0090.00319.09
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0110.00017.23
8.1.190.0040.00416.88
8.1.180.0040.00418.69
8.1.170.0050.00520.44
8.1.160.0040.00422.01
8.1.150.0000.01018.52
8.1.140.0080.00317.28
8.1.130.0030.00317.60
8.1.120.0050.00317.23
8.1.110.0050.00317.22
8.1.100.0000.00717.32
8.1.90.0040.00417.36
8.1.80.0040.00417.29
8.1.70.0050.00317.27
8.1.60.0000.01017.50
8.1.50.0030.00617.36
8.1.40.0080.00017.38
8.1.30.0120.00017.52
8.1.20.0000.00717.43
8.1.10.0030.00617.42
8.1.00.0050.00317.31
8.0.300.0000.00718.77
8.0.290.0000.00716.90
8.0.280.0000.00718.25
8.0.270.0070.00017.19
8.0.260.0030.00317.14
8.0.250.0030.00316.84
8.0.240.0060.00316.71
8.0.230.0070.00016.77
8.0.220.0000.00716.80
8.0.210.0000.00716.78
8.0.200.0030.00316.83
8.0.190.0000.00716.71
8.0.180.0000.00816.73
8.0.170.0050.00316.70
8.0.160.0040.00316.66
8.0.150.0050.00316.77
8.0.140.0030.00316.76
8.0.130.0000.00613.14
8.0.120.0080.00016.61
8.0.110.0000.00816.74
8.0.100.0030.00616.63
8.0.90.0030.00516.79
8.0.80.0180.00316.65
8.0.70.0000.00716.86
8.0.60.0040.00416.70
8.0.50.0000.00716.65
8.0.30.0080.01016.97
8.0.20.0120.00817.40
8.0.10.0090.00016.78
8.0.00.0110.00916.58
7.4.330.0020.00215.00
7.4.320.0000.00816.41
7.4.300.0000.00816.39
7.4.290.0030.00316.36
7.4.280.0040.00416.35
7.4.270.0030.00316.41
7.4.260.0000.00616.47
7.4.250.0040.00416.34
7.4.240.0070.00016.42
7.4.230.0030.00316.26
7.4.220.0110.00816.50
7.4.210.0050.01116.43
7.4.200.0070.00016.21
7.4.190.0000.00716.35
7.4.160.0080.00816.41
7.4.150.0070.01017.40
7.4.140.0120.00517.86
7.4.130.0100.00716.35
7.4.120.0100.00716.38
7.4.110.0100.01316.27
7.4.100.0110.00916.35
7.4.90.0070.01116.35
7.4.80.0070.01019.39
7.4.70.0000.01516.36
7.4.60.0030.01516.33
7.4.50.0040.00416.63
7.4.40.0090.00616.20
7.4.30.0070.01016.38
7.4.00.0040.01314.74
7.3.330.0050.00013.01
7.3.320.0000.00612.85
7.3.310.0040.00416.07
7.3.300.0000.00716.12
7.3.290.0030.01316.13
7.3.280.0110.00916.17
7.3.270.0100.00717.40
7.3.260.0070.01116.26
7.3.250.0100.00816.20
7.3.240.0000.01616.29
7.3.230.0070.01016.39
7.3.210.0090.00616.39
7.3.200.0150.00619.39
7.3.190.0030.01516.27
7.3.180.0150.00016.17
7.3.170.0120.00816.30
7.3.160.0070.00716.43
7.3.120.0080.00814.84
7.3.110.0060.01214.67
7.3.100.0070.00715.02
7.3.90.0070.00714.97
7.3.80.0000.01615.02
7.3.70.0030.01014.56
7.3.60.0000.01414.68
7.3.50.0030.01214.70
7.3.40.0030.00614.75
7.3.30.0090.00014.41
7.3.20.0000.01516.59
7.3.10.0060.00616.38
7.3.00.0100.00016.62
7.2.330.0120.00916.60
7.2.320.0150.00316.22
7.2.310.0090.00916.34
7.2.300.0060.01116.56
7.2.290.0080.01216.57
7.2.250.0130.00714.88
7.2.240.0100.01014.63
7.2.230.0060.00315.09
7.2.220.0120.00314.58
7.2.210.0050.00514.75
7.2.200.0110.00714.76
7.2.190.0100.00014.87
7.2.180.0000.01314.79
7.2.170.0030.01614.79
7.1.330.0080.00415.59
7.1.320.0030.00615.60
7.1.310.0090.00615.77
7.1.300.0090.00015.70
7.1.290.0060.00615.50
7.1.280.0110.00415.71
7.1.270.0030.01515.59
7.1.260.0040.01115.52
7.1.70.0060.00816.90
7.1.60.0100.01319.46
7.1.50.0070.01316.80
7.1.00.0070.07322.42
7.0.200.0090.00316.75
7.0.140.0100.06321.96
7.0.60.0030.09019.99
7.0.50.0170.07717.82
7.0.40.0030.09320.08
7.0.30.0300.08020.20
7.0.20.0200.04320.00
7.0.10.0070.04320.21
7.0.00.0130.08020.16
5.6.280.0070.07020.84
5.6.210.0170.08020.71
5.6.200.0100.08318.16
5.6.190.0170.08020.35
5.6.180.0070.07720.64
5.6.170.0230.07720.47
5.6.160.0070.09020.54
5.6.150.0070.07318.16
5.6.140.0200.05718.10
5.6.130.0030.04318.09
5.6.120.0130.03320.99
5.6.110.0100.08320.88
5.6.100.0200.06721.10
5.6.90.0070.05321.10
5.6.80.0030.08720.43
5.5.350.0100.07020.31
5.5.340.0030.08317.92
5.5.330.0100.08020.41
5.5.320.0300.07720.34
5.5.310.0370.07320.32
5.5.300.0100.08017.95
5.5.290.0030.04317.98
5.5.280.0030.05720.68
5.5.270.0130.07720.79
5.5.260.0130.04720.81
5.5.250.0100.07320.45
5.5.240.0030.07320.18
5.4.450.1000.06019.10
5.4.440.0730.06019.63
5.4.430.1130.06319.13
5.4.420.1670.06019.34
5.4.410.0800.06319.15
5.4.400.1300.06318.81
5.4.390.0830.06019.20
5.4.380.0230.06718.65
5.4.370.0130.05318.70
5.4.360.0070.06018.69
5.4.350.0200.04718.53
5.4.340.0170.05018.50
5.4.320.0070.03612.45
5.4.310.0050.04012.45
5.4.300.0070.03612.45
5.4.290.0050.05512.45
5.4.280.0090.05012.35
5.4.270.0060.05312.35
5.4.260.0100.05212.34
5.4.250.0080.05312.34
5.4.240.0120.04612.34
5.4.230.0100.04512.34
5.4.220.0060.04612.34
5.4.210.0070.04312.34
5.4.200.0070.04312.34
5.4.190.0090.04312.33
5.4.180.0060.04512.33
5.4.170.0120.04212.35
5.4.160.0060.04712.34
5.4.150.0100.04712.34
5.4.140.0130.05612.02
5.4.130.0070.05912.01
5.4.120.0100.05711.97
5.4.110.0110.05811.96
5.4.100.0120.05511.96
5.4.90.0100.06211.96
5.4.80.0110.06011.96
5.4.70.0120.05611.96
5.4.60.0100.05911.96
5.4.50.0110.09111.96
5.4.40.0110.06511.95
5.4.30.0070.05011.95
5.4.20.0120.04411.95
5.4.10.0060.05011.95
5.4.00.0040.05211.44
5.3.290.0060.03912.80
5.3.280.0080.04912.70
5.3.270.0050.05512.73
5.3.260.0070.05212.72
5.3.250.0090.05112.72
5.3.240.0040.05412.72
5.3.230.0070.05012.71
5.3.220.0090.05212.68
5.3.210.0130.04912.68
5.3.200.0070.05412.68
5.3.190.0110.04712.68
5.3.180.0100.05012.68
5.3.170.0070.05312.67
5.3.160.0050.05412.68
5.3.150.0100.05112.68
5.3.140.0150.08412.66
5.3.130.0080.05512.66
5.3.120.0080.05612.66
5.3.110.0110.05612.66
5.3.100.0130.04712.12
5.3.90.0090.04712.09
5.3.80.0060.04812.08
5.3.70.0090.04712.07
5.3.60.0040.05312.06
5.3.50.0120.04412.00
5.3.40.0060.04912.00
5.3.30.0100.04511.95
5.3.20.0090.04611.72
5.3.10.0100.04611.69
5.3.00.0190.05611.68
5.2.170.0090.0409.18
5.2.160.0090.0429.18
5.2.150.0100.0469.18
5.2.140.0080.0469.18
5.2.130.0060.0369.14
5.2.120.0090.0329.14
5.2.110.0060.0359.14
5.2.100.0080.0379.14
5.2.90.0070.0379.13
5.2.80.0120.0359.13
5.2.70.0060.0439.13
5.2.60.0090.0409.09
5.2.50.0100.0389.05
5.2.40.0090.0379.03
5.2.30.0070.0629.01
5.2.20.0130.0399.00
5.2.10.0090.0438.92
5.2.00.0070.0438.78
5.1.60.0080.0338.06
5.1.50.0060.0358.06
5.1.40.0110.0388.04
5.1.30.0150.0568.39
5.1.20.0100.0758.41
5.1.10.0140.0698.14
5.1.00.0090.0418.14
5.0.50.0040.0336.61
5.0.40.0050.0316.47
5.0.30.0070.0466.28
5.0.20.0060.0296.25
5.0.10.0060.0326.24
5.0.00.0060.0506.23
4.4.90.0050.0254.78
4.4.80.0050.0254.76
4.4.70.0060.0234.76
4.4.60.0040.0244.75
4.4.50.0060.0224.77
4.4.40.0000.0404.71
4.4.30.0000.0264.76
4.4.20.0030.0234.85
4.4.10.0040.0234.85
4.4.00.0020.0364.76
4.3.110.0020.0254.67
4.3.100.0030.0234.66
4.3.90.0050.0204.63
4.3.80.0050.0304.58
4.3.70.0030.0224.63
4.3.60.0030.0214.63
4.3.50.0040.0214.63
4.3.40.0030.0334.54
4.3.30.0130.0433.28
4.3.20.0020.0223.26
4.3.10.0030.0213.23
4.3.00.0100.0236.78

preferences:
39.68 ms | 401 KiB | 5 Q