3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Somewhere; var_dump(json_encode(['foo' => '<p>bar</p>'], JSON_HEX_TAG));

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)
8.3.60.0040.01116.63
8.3.50.0150.00322.84
8.3.40.0040.01118.54
8.3.30.0100.00319.05
8.3.20.0040.00420.30
8.3.10.0040.00421.87
8.3.00.0040.00419.13
8.2.180.0180.00416.38
8.2.170.0110.00422.96
8.2.160.0070.00720.27
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0040.00421.08
8.2.110.0060.00621.03
8.2.100.0040.00717.66
8.2.90.0050.00317.90
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0080.00018.09
8.2.30.0030.00517.90
8.2.20.0040.00417.67
8.2.10.0050.00318.03
8.2.00.0030.00617.61
8.1.280.0040.01125.92
8.1.270.0040.00423.97
8.1.260.0000.00726.35
8.1.250.0050.00228.09
8.1.240.0030.00722.54
8.1.230.0030.00920.90
8.1.220.0040.00417.74
8.1.210.0040.00419.10
8.1.200.0080.00017.23
8.1.190.0030.00516.88
8.1.180.0000.00919.01
8.1.170.0040.00418.50
8.1.160.0040.00422.00
8.1.150.0070.00018.80
8.1.140.0040.00417.24
8.1.130.0030.00317.79
8.1.120.0000.00717.46
8.1.110.0000.00817.45
8.1.100.0000.00717.26
8.1.90.0000.00717.30
8.1.80.0080.00017.22
8.1.70.0050.00217.34
8.1.60.0000.00817.40
8.1.50.0060.00317.40
8.1.40.0060.00317.48
8.1.30.0000.00817.64
8.1.20.0040.00417.41
8.1.10.0040.00417.27
8.1.00.0000.00717.30
8.0.300.0040.00419.90
8.0.290.0040.00416.63
8.0.280.0050.00318.37
8.0.270.0030.00317.11
8.0.260.0040.00417.18
8.0.250.0070.00016.92
8.0.240.0030.00316.77
8.0.230.0000.00716.86
8.0.220.0000.00616.83
8.0.210.0030.00316.84
8.0.200.0000.00616.91
8.0.190.0000.00716.76
8.0.180.0040.00416.82
8.0.170.0000.00916.79
8.0.160.0000.00916.77
8.0.150.0040.00416.75
8.0.140.0000.00716.74
8.0.130.0000.00713.31
8.0.120.0050.00316.69
8.0.110.0070.00016.75
8.0.100.0000.00816.80
8.0.90.0040.00416.83
8.0.80.0140.00716.82
8.0.70.0070.00016.73
8.0.60.0040.00416.62
8.0.50.0000.00716.84
8.0.30.0080.01117.17
8.0.20.0190.00317.40
8.0.10.0000.00716.72
8.0.00.0070.01016.52
7.4.330.0000.00515.00
7.4.320.0000.00616.43
7.4.300.0030.00316.40
7.4.290.0030.00316.43
7.4.280.0070.00416.49
7.4.270.0030.00316.48
7.4.260.0030.00616.50
7.4.250.0070.00016.36
7.4.240.0000.00716.46
7.4.230.0030.00316.43
7.4.220.0150.00316.46
7.4.210.0090.00916.56
7.4.200.0000.00716.55
7.4.160.0050.01116.38
7.4.150.0110.00617.40
7.4.140.0150.00417.86
7.4.130.0070.01216.33
7.4.120.0050.01216.36
7.4.110.0110.00616.33
7.4.100.0100.00616.44
7.4.90.0070.01016.61
7.4.80.0030.01419.39
7.4.70.0120.00616.36
7.4.60.0090.00916.39
7.4.50.0000.00916.30
7.4.40.0130.00616.29
7.4.30.0130.00316.46
7.4.00.0080.00814.96
7.3.330.0000.00712.96
7.3.320.0020.00213.03
7.3.310.0000.00716.22
7.3.300.0000.00716.12
7.3.290.0040.00916.08
7.3.280.0080.00716.13
7.3.270.0100.00717.40
7.3.260.0100.01316.44
7.3.250.0150.00516.32
7.3.240.0080.00816.19
7.3.230.0130.00316.39
7.3.210.0160.00016.27
7.3.200.0070.01019.39
7.3.190.0030.01516.21
7.3.180.0120.00416.43
7.3.170.0030.01316.27
7.3.160.0080.00816.37
7.3.120.0070.01114.68
7.3.110.0070.00714.90
7.3.100.0060.01014.76
7.3.90.0000.01714.34
7.3.80.0070.00714.57
7.3.70.0080.00414.71
7.3.60.0090.00014.87
7.3.50.0110.00414.61
7.3.40.0070.00714.81
7.3.30.0070.00314.57
7.3.20.0110.00016.53
7.3.10.0100.00016.37
7.3.00.0030.01016.66
7.2.330.0060.01116.54
7.2.320.0060.01016.61
7.2.310.0080.00916.60
7.2.300.0060.01016.56
7.2.290.0060.01216.65
7.2.250.0090.00914.95
7.2.240.0030.01314.91
7.2.230.0090.00915.11
7.2.220.0030.00815.17
7.2.210.0070.01114.86
7.2.200.0070.00715.09
7.2.190.0080.00415.10
7.2.180.0070.01015.00
7.2.170.0120.00614.94
7.2.60.0000.01216.56
7.2.50.0040.00816.64
7.1.330.0090.00315.69
7.1.320.0030.00615.41
7.1.310.0070.01015.75
7.1.300.0090.00015.61
7.1.290.0000.01715.65
7.1.280.0110.00415.72
7.1.270.0040.00715.70
7.1.260.0060.00615.71
7.1.200.0030.01115.32
7.1.70.0000.00717.14
7.1.60.0100.00719.40
7.1.50.0090.01216.84
7.1.00.0100.06722.27
7.0.200.0000.00816.49
7.0.140.0000.07322.05
7.0.60.0170.05319.97
7.0.50.0000.05017.89
7.0.40.0170.06020.31
7.0.30.0230.04720.30
7.0.20.0370.07720.30
7.0.10.0130.08020.16
7.0.00.0100.05320.13
5.6.210.0030.04020.70
5.6.200.0100.03718.13
5.6.190.0100.06720.46
5.6.180.0100.05020.41
5.6.170.0400.06320.71
5.6.160.0070.05320.40
5.6.150.0070.03718.11
5.6.140.0100.07318.18
5.6.130.0030.05718.21
5.6.120.0100.08021.11
5.6.110.0030.08321.13
5.6.100.0000.07321.03
5.6.90.0130.04020.89
5.6.80.0100.03020.40
5.6.70.0070.06020.35
5.5.350.0130.08720.42
5.5.340.0070.08017.90
5.5.330.0030.04320.25
5.5.320.0430.03720.20
5.5.310.0170.04020.25
5.5.300.0070.04317.91
5.5.290.0030.06017.97
5.5.280.0070.08720.68
5.5.270.0030.04020.71
5.5.260.0100.07720.76
5.5.250.0030.08720.54
5.5.240.0330.07020.11
5.4.450.0000.06319.63
5.4.440.0830.06019.59
5.4.430.0730.06719.53
5.4.420.0170.04719.51
5.4.410.0070.08019.38
5.4.400.0300.07018.51
5.4.390.0530.04718.65
5.4.380.0230.07018.50
5.4.370.0330.07718.65
5.4.360.0370.04318.56
5.4.350.0070.05111.97
5.4.340.0060.03911.97
5.4.320.0040.05112.45
5.4.310.0060.03812.45
5.4.300.0070.03712.45
5.4.290.0090.03512.45
5.4.280.0050.03612.35
5.4.270.0080.04012.35
5.4.260.0040.04212.34
5.4.250.0100.03712.34
5.4.240.0060.04812.34
5.4.230.0040.04412.34
5.4.220.0140.04412.34
5.4.210.0100.04712.34
5.4.200.0060.04812.34
5.4.190.0070.04112.33
5.4.180.0070.03712.34
5.4.170.0070.03512.35
5.4.160.0030.04012.34
5.4.150.0080.03612.34
5.4.140.0100.03912.02
5.4.130.0080.04712.01
5.4.120.0050.05111.96
5.4.110.0100.03911.96
5.4.100.0080.03311.96
5.4.90.0060.03711.96
5.4.80.0040.03811.96
5.4.70.0060.03511.96
5.4.60.0060.03411.96
5.4.50.0070.03411.96
5.4.40.0060.03411.95
5.4.30.0050.03611.94
5.4.20.0070.03411.94
5.4.10.0050.03611.95
5.4.00.0040.03811.44
5.3.290.0050.04012.80
5.3.280.0060.03712.70
5.3.270.0020.04312.72
5.3.260.0040.04412.72
5.3.250.0070.03712.72
5.3.240.0030.03912.72
5.3.230.0070.03712.71
5.3.220.0060.03712.68
5.3.210.0070.03812.68
5.3.200.0070.03512.68
5.3.190.0070.03612.68
5.3.180.0030.03912.67
5.3.170.0070.03612.67
5.3.160.0060.03712.67
5.3.150.0070.03612.67
5.3.140.0070.03512.66
5.3.130.0040.04012.66
5.3.120.0050.03912.66
5.3.110.0050.04112.66
5.3.100.0120.03312.12
5.3.90.0060.03612.08
5.3.80.0060.03612.07
5.3.70.0050.03712.08
5.3.60.0090.03212.06
5.3.50.0080.03412.00
5.3.40.0060.03612.00
5.3.30.0050.03711.95
5.3.20.0080.03611.73
5.3.10.0070.03511.70
5.3.00.0040.03711.68
5.2.170.0040.0309.18
5.2.160.0030.0309.18
5.2.150.0030.0329.18
5.2.140.0080.0379.18
5.2.130.0020.0329.14
5.2.120.0070.0329.14
5.2.110.0070.0389.14
5.2.100.0040.0399.14
5.2.90.0030.0319.14
5.2.80.0040.0329.14
5.2.70.0070.0279.14
5.2.60.0030.0329.09
5.2.50.0040.0409.05
5.2.40.0050.0319.04
5.2.30.0030.0329.01
5.2.20.0060.0289.00
5.2.10.0060.0268.92
5.2.00.0060.0278.78
5.1.60.0030.0248.06
5.1.50.0030.0258.06
5.1.40.0070.0218.05
5.1.30.0030.0268.39
5.1.20.0050.0258.42
5.1.10.0040.0268.14
5.1.00.0080.0268.14
5.0.50.0050.0206.62
5.0.40.0050.0176.48
5.0.30.0050.0316.29
5.0.20.0010.0216.27
5.0.10.0040.0256.24
5.0.00.0030.0316.24
4.4.90.0020.0164.77
4.4.80.0040.0144.76
4.4.70.0030.0154.76
4.4.60.0010.0174.76
4.4.50.0070.0114.77
4.4.40.0040.0244.71
4.4.30.0050.0144.76
4.4.20.0010.0174.84
4.4.10.0000.0184.85
4.4.00.0020.0284.76
4.3.110.0020.0164.66
4.3.100.0000.0184.66
4.3.90.0040.0154.63
4.3.80.0030.0284.58
4.3.70.0010.0164.63
4.3.60.0040.0134.63
4.3.50.0050.0184.63
4.3.40.0010.0254.54
4.3.30.0020.0183.29
4.3.20.0030.0193.26
4.3.10.0030.0163.22
4.3.00.0130.02010.96

preferences:
51.43 ms | 401 KiB | 5 Q