3v4l.org

run code in 300+ PHP versions simultaneously
<?php $constants = get_defined_constants(true); $json_errors = array(); foreach ($constants as $name => $value) { if (!strncmp($name, "JSON_ERROR_", 11)) { $json_errors[$value] = $name; } } var_dump($json_errors);

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)
8.3.60.0100.00716.75
8.3.50.0100.00921.92
8.3.40.0070.00718.58
8.3.30.0110.00419.04
8.3.20.0040.00420.39
8.3.10.0040.00423.40
8.3.00.0090.00019.48
8.2.180.0100.00618.16
8.2.170.0040.01122.96
8.2.160.0100.00322.12
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0000.00819.36
8.2.110.0080.00022.16
8.2.100.0040.00718.16
8.2.90.0070.00019.06
8.2.80.0050.00317.97
8.2.70.0050.00317.46
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0030.00618.28
8.2.30.0000.00718.29
8.2.20.0040.00417.61
8.2.10.0030.00518.10
8.2.00.0040.00419.40
8.1.280.0110.00425.92
8.1.270.0040.00424.02
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0040.00423.96
8.1.230.0000.01119.15
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.38
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0050.00318.52
8.1.160.0000.00822.10
8.1.150.0020.00518.73
8.1.140.0000.00717.50
8.1.130.0000.00717.74
8.1.120.0030.00317.52
8.1.110.0000.00717.49
8.1.100.0080.00017.55
8.1.90.0040.00417.45
8.1.80.0080.00017.48
8.1.70.0050.00317.51
8.1.60.0000.00817.65
8.1.50.0040.00417.56
8.1.40.0000.00817.44
8.1.30.0030.00617.60
8.1.20.0040.00417.70
8.1.10.0000.00817.45
8.1.00.0030.00617.29
8.0.300.0050.00318.77
8.0.290.0070.00016.75
8.0.280.0000.00718.48
8.0.270.0030.00317.22
8.0.260.0030.00317.30
8.0.250.0040.00417.01
8.0.240.0080.00316.98
8.0.230.0000.00716.91
8.0.220.0040.00416.92
8.0.210.0040.00416.84
8.0.200.0000.00816.85
8.0.190.0030.00616.93
8.0.180.0000.00816.80
8.0.170.0080.00016.99
8.0.160.0030.00516.92
8.0.150.0100.00016.90
8.0.140.0030.00316.85
8.0.130.0030.00613.41
8.0.120.0000.00816.88
8.0.110.0080.00016.92
8.0.100.0000.00816.99
8.0.90.0030.00516.77
8.0.80.0160.00616.91
8.0.70.0040.00417.05
8.0.60.0040.00416.81
8.0.50.0070.00016.80
8.0.30.0150.00417.10
8.0.20.0100.01017.40
8.0.10.0000.00717.02
8.0.00.0090.00916.80
7.4.330.0030.00315.00
7.4.320.0030.00316.66
7.4.300.0030.00316.56
7.4.290.0000.00916.62
7.4.280.0000.00716.55
7.4.270.0000.00716.50
7.4.260.0040.00416.57
7.4.250.0080.00016.46
7.4.240.0030.00416.47
7.4.230.0030.00316.62
7.4.220.0210.00016.63
7.4.210.0060.00916.64
7.4.200.0070.00016.54
7.4.160.0130.00316.63
7.4.150.0190.00617.40
7.4.140.0100.00817.86
7.4.130.0110.00716.54
7.4.120.0130.00716.66
7.4.110.0170.00016.52
7.4.100.0150.00816.58
7.4.90.0070.01016.35
7.4.80.0160.00619.39
7.4.70.0190.00916.46
7.4.60.0070.01016.61
7.4.50.0030.00316.60
7.4.40.0040.01716.38
7.4.30.0090.00616.51
7.4.00.0100.00714.96
7.3.330.0000.00613.04
7.3.320.0050.00013.14
7.3.310.0000.00716.40
7.3.300.0000.00716.30
7.3.290.0120.00616.34
7.3.280.0120.00816.28
7.3.270.0120.00617.40
7.3.260.0060.01116.38
7.3.250.0090.01316.37
7.3.240.0040.01416.39
7.3.230.0090.00916.46
7.3.210.0030.01316.52
7.3.200.0180.00319.39
7.3.190.0130.00716.51
7.3.180.0180.00316.34
7.3.170.0130.00716.65
7.3.160.0140.00416.44
7.3.120.0040.01214.65
7.3.110.0030.01014.89
7.3.100.0060.00914.53
7.3.90.0030.00914.84
7.3.80.0130.00314.71
7.3.70.0030.01014.63
7.3.60.0090.00314.85
7.3.50.0040.01414.87
7.3.40.0030.01414.91
7.3.30.0120.00414.71
7.3.20.0100.00316.84
7.3.10.0070.00716.74
7.3.00.0130.00016.63
7.2.330.0140.00416.77
7.2.320.0100.00716.84
7.2.310.0070.01016.64
7.2.300.0090.00616.47
7.2.290.0100.01316.39
7.2.250.0120.00314.91
7.2.240.0070.01315.13
7.2.230.0090.00615.08
7.2.220.0030.00615.11
7.2.210.0130.00315.20
7.2.200.0070.00715.16
7.2.190.0060.01214.85
7.2.180.0110.00415.13
7.2.170.0070.01015.10
7.2.00.0030.00919.18
7.1.330.0070.00715.68
7.1.320.0000.01115.80
7.1.310.0060.00915.82
7.1.300.0070.01015.59
7.1.290.0000.01415.48
7.1.280.0110.00015.87
7.1.270.0040.01215.59
7.1.260.0090.00615.88
7.1.100.0040.00818.21
7.1.70.0070.00717.15
7.1.60.0060.00919.70
7.1.50.0060.01616.82
7.1.00.0100.06722.36
7.0.200.0000.00816.79
7.0.140.0030.07322.09
7.0.60.0070.05319.95
7.0.50.0170.07017.86
7.0.40.0130.07020.06
7.0.30.0200.04020.34
7.0.20.0330.07720.04
7.0.10.0130.08020.21
7.0.00.0070.04320.16
5.6.280.0030.07320.93
5.6.210.0130.07020.48
5.6.200.0000.04318.08
5.6.190.0100.06320.27
5.6.180.3730.02720.45
5.6.170.0270.06320.75
5.6.160.0170.07320.42
5.6.150.0030.08318.17
5.6.140.0130.06318.14
5.6.130.0100.05318.18
5.6.120.0100.05321.17
5.6.110.0070.04021.00
5.6.100.0170.07321.27
5.6.90.0100.07321.01
5.6.80.0070.08320.32
5.6.70.2930.03720.38
5.5.350.0000.04720.47
5.5.340.0070.07718.02
5.5.330.0170.06720.37
5.5.320.0300.07720.29
5.5.310.0200.03720.12
5.5.300.0200.06718.01
5.5.290.0100.06317.92
5.5.280.0130.06020.90
5.5.270.0200.07320.71
5.5.260.0070.09020.89
5.5.250.0000.05720.69
5.5.240.0230.04720.22
5.4.450.0130.04343.77
5.4.440.0370.04743.77
5.4.430.0130.04742.92
5.4.420.0300.03737.18
5.4.410.0270.03737.16
5.4.400.0230.04033.65
5.4.390.0070.04733.63
5.4.380.0470.05018.64
5.4.370.0370.05318.84
5.4.360.0370.05318.86
5.4.350.0400.04718.70
5.4.340.0730.05018.68
5.4.320.0050.03712.64
5.4.310.0080.03612.64
5.4.300.0060.03712.64
5.4.290.0030.04212.64
5.4.280.0070.03512.54
5.4.270.0040.04012.54
5.4.260.0060.03712.54
5.4.250.0040.04012.54
5.4.240.0090.03312.54
5.4.230.0070.03712.53
5.4.220.0100.03312.53
5.4.210.0040.03712.53
5.4.200.0040.04012.54
5.4.190.0070.03412.53
5.4.180.0080.03312.53
5.4.170.0110.03012.54
5.4.160.0060.03712.54
5.4.150.0060.03712.53
5.4.140.0070.03612.21
5.4.130.0050.03712.21
5.4.120.0060.03712.17
5.4.110.0040.03812.16
5.4.100.0040.03712.16
5.4.90.0050.03712.16
5.4.80.0060.03512.16
5.4.70.0060.03412.15
5.4.60.0060.03412.15
5.4.50.0040.03712.15
5.4.40.0050.03512.14
5.4.30.0070.03412.14
5.4.20.0070.03512.13
5.4.10.0050.03712.14
5.4.00.0040.03811.63
5.3.290.0080.03612.89
5.3.280.0080.03712.82
5.3.270.0060.04212.83
5.3.260.0070.04112.82
5.3.250.0070.04012.83
5.3.240.0090.03512.83
5.3.230.0100.03612.82
5.3.220.0020.04312.79
5.3.210.0040.04212.79
5.3.200.0050.03812.79
5.3.190.0050.03912.79
5.3.180.0050.03912.79
5.3.170.0080.03512.79
5.3.160.0050.03812.76
5.3.150.0070.03612.79
5.3.140.0100.03512.78
5.3.130.0050.04412.77
5.3.120.0050.04012.77
5.3.110.0070.03712.77
5.3.100.0050.03812.26
5.3.90.0060.03812.25
5.3.80.0090.03312.23
5.3.70.0060.03712.23
5.3.60.0050.03712.21
5.3.50.0070.03612.16
5.3.40.0020.04212.16
5.3.30.0050.03912.12
5.3.20.0120.03411.90
5.3.10.0100.03511.87
5.3.00.0060.05111.85
5.2.170.0070.0409.33
5.2.160.0080.0289.34
5.2.150.0050.0319.33
5.2.140.0060.0409.33
5.2.130.0050.0299.29
5.2.120.0030.0319.29
5.2.110.0080.0269.30
5.2.100.0040.0379.30
5.2.90.0050.0369.29
5.2.80.0060.0309.29
5.2.70.0040.0329.29
5.2.60.0050.0349.23
5.2.50.0080.0279.21
5.2.40.0050.0289.18
5.2.30.0060.0289.16
5.2.20.0040.0299.14
5.2.10.0030.0299.07
5.2.00.0070.0268.93
5.1.60.0030.0258.24
5.1.50.0040.0268.24
5.1.40.0050.0248.21
5.1.30.0050.0258.57
5.1.20.0060.0258.59
5.1.10.0020.0288.31
5.1.00.0070.0238.31
5.0.50.0030.0216.78
5.0.40.0050.0196.64
5.0.30.0020.0336.45
5.0.20.0040.0196.42
5.0.10.0030.0206.40
5.0.00.0010.0336.39
4.4.90.0030.0154.78
4.4.80.0020.0164.75
4.4.70.0020.0204.75
4.4.60.0040.0144.75
4.4.50.0040.0134.77
4.4.40.0050.0234.71
4.4.30.0040.0154.76
4.4.20.0030.0154.84
4.4.10.0050.0134.85
4.4.00.0050.0244.76
4.3.110.0040.0144.67
4.3.100.0000.0194.67
4.3.90.0020.0154.63
4.3.80.0050.0224.59
4.3.70.0050.0124.63
4.3.60.0040.0144.63
4.3.50.0040.0154.62
4.3.40.0030.0244.54
4.3.30.0020.0163.28
4.3.20.0030.0143.26
4.3.10.0020.0153.21
4.3.00.0170.01733.62

preferences:
63.52 ms | 401 KiB | 5 Q