3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(json_decode("NULL"));

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)
8.3.40.0000.01418.43
8.3.30.0100.00318.79
8.3.20.0070.00020.16
8.3.10.0040.00419.96
8.3.00.0100.00317.38
8.2.170.0120.00322.96
8.2.160.0130.00022.31
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00022.00
8.2.110.0060.00322.18
8.2.100.0070.00417.59
8.2.90.0040.00419.09
8.2.80.0090.00017.97
8.2.70.0040.00417.38
8.2.60.0000.00917.78
8.2.50.0080.00018.07
8.2.40.0040.00418.09
8.2.30.0040.00419.48
8.2.20.0040.00417.48
8.2.10.0000.00818.05
8.2.00.0040.00417.65
8.1.270.0090.00022.05
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00724.01
8.1.230.0050.00519.16
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.10
8.1.190.0050.00317.22
8.1.180.0040.00418.10
8.1.170.0030.00618.57
8.1.160.0000.00721.90
8.1.150.0030.00518.78
8.1.140.0080.00017.36
8.1.130.0020.00517.80
8.1.120.0050.00317.30
8.1.110.0040.00417.27
8.1.100.0000.00717.34
8.1.90.0060.00317.30
8.1.80.0040.00417.30
8.1.70.0040.00417.30
8.1.60.0040.00417.47
8.1.50.0020.00517.45
8.1.40.0000.00717.27
8.1.30.0040.00417.50
8.1.20.0070.00017.49
8.1.10.0050.00217.36
8.1.00.0030.00617.29
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0030.00318.37
8.0.270.0070.00217.13
8.0.260.0000.00617.04
8.0.250.0040.00416.71
8.0.240.0070.00016.89
8.0.230.0030.00316.74
8.0.220.0030.00316.69
8.0.210.0070.00016.64
8.0.200.0030.00316.71
8.0.190.0000.00816.82
8.0.180.0040.00416.80
8.0.170.0000.00816.73
8.0.160.0000.00716.71
8.0.150.0000.00816.74
8.0.140.0040.00416.66
8.0.130.0050.00013.22
8.0.120.0040.00416.73
8.0.110.0000.00716.57
8.0.100.0040.00416.57
8.0.90.0000.00816.82
8.0.80.0120.00316.74
8.0.70.0070.00016.62
8.0.60.0000.00716.75
8.0.50.0040.00416.60
8.0.30.0140.00416.95
8.0.20.0120.00617.40
8.0.10.0000.00716.72
8.0.00.0110.00916.60
7.4.330.0050.00015.00
7.4.320.0000.00816.29
7.4.300.0030.00316.45
7.4.290.0030.00316.45
7.4.280.0030.00316.36
7.4.270.0030.00316.42
7.4.260.0090.00016.33
7.4.250.0040.00416.18
7.4.240.0030.00316.38
7.4.230.0000.00716.26
7.4.220.0100.01016.38
7.4.210.0070.00716.33
7.4.200.0000.00716.28
7.4.160.0140.00416.42
7.4.150.0060.01217.40
7.4.140.0090.00917.86
7.4.130.0120.00516.31
7.4.120.0100.00716.38
7.4.110.0150.00616.19
7.4.100.0110.00616.18
7.4.90.0130.00316.34
7.4.80.0070.01419.39
7.4.70.0140.00816.27
7.4.60.0030.01316.42
7.4.50.0050.00016.25
7.4.40.0000.01616.07
7.4.30.0140.00716.41
7.4.10.0050.01214.86
7.4.00.0070.01014.71
7.3.330.0070.00012.97
7.3.320.0030.00312.93
7.3.310.0000.00916.00
7.3.300.0060.00016.14
7.3.290.0130.00516.15
7.3.280.0050.01116.12
7.3.270.0120.00617.40
7.3.260.0120.00916.27
7.3.250.0030.01316.36
7.3.240.0100.00716.38
7.3.230.0170.00316.43
7.3.210.0120.00616.28
7.3.200.0100.00919.39
7.3.190.0070.01016.29
7.3.180.0120.00316.05
7.3.170.0050.01116.27
7.3.160.0080.00816.08
7.3.130.0080.01014.41
7.3.120.0050.01314.63
7.3.110.0080.01014.44
7.3.100.0090.00714.48
7.3.90.0060.00814.46
7.3.80.0040.00814.70
7.3.70.0020.01014.64
7.3.60.0080.00314.62
7.3.50.0030.01014.45
7.3.40.0020.01014.65
7.3.30.0080.00614.68
7.3.20.0030.00916.56
7.3.10.0060.00716.44
7.3.00.0050.00916.36
7.2.330.0070.01016.47
7.2.320.0090.00916.14
7.2.310.0090.00916.36
7.2.300.0080.00816.34
7.2.290.0080.00816.33
7.2.260.0080.00714.79
7.2.250.0020.01414.74
7.2.240.0010.01514.85
7.2.230.0030.01214.87
7.2.220.0030.01114.83
7.2.210.0070.00414.66
7.2.200.0090.00614.68
7.2.190.0060.00814.85
7.2.180.0070.00614.71
7.2.170.0050.00914.77
7.2.160.0060.00814.79
7.2.150.0090.00416.71
7.2.140.0090.00516.75
7.2.130.0080.00816.73
7.2.120.0060.00916.67
7.2.110.0070.00416.72
7.2.100.0020.01216.64
7.2.90.0080.00916.75
7.2.80.0040.00916.83
7.2.70.0060.00716.65
7.2.60.0050.00916.78
7.2.50.0090.00316.73
7.2.40.0050.00616.69
7.2.30.0080.00416.77
7.2.20.0070.00616.65
7.2.10.0060.00716.81
7.2.00.0070.00316.66
7.1.330.0050.00615.77
7.1.320.0030.01115.78
7.1.310.0050.01015.68
7.1.300.0070.00515.56
7.1.290.0060.00715.62
7.1.280.0050.00815.59
7.1.270.0070.00515.55
7.1.260.0020.00915.64
7.1.250.0060.00915.67
7.1.240.0040.01115.57
7.1.230.0080.00715.68
7.1.220.0070.00715.72
7.1.210.0050.01115.61
7.1.200.0060.00915.65
7.1.190.0070.00715.59
7.1.180.0060.00515.49
7.1.170.0060.00615.54
7.1.160.0030.00615.69
7.1.150.0040.00915.68
7.1.140.0070.00615.60
7.1.130.0000.01215.44
7.1.120.0030.01015.57
7.1.110.0090.00615.43
7.1.100.0040.00816.33
7.1.90.0010.00815.51
7.1.80.0090.00215.78
7.1.70.0050.00515.93
7.1.60.0040.01417.00
7.1.50.0110.00921.99
7.1.40.0030.00915.41
7.1.30.0070.00915.34
7.1.20.0060.00715.59
7.1.10.0040.00815.74
7.1.00.0030.03017.96
7.0.330.0050.00915.36
7.0.320.0080.00615.21
7.0.310.0080.00415.20
7.0.300.0080.00515.26
7.0.290.0020.00915.30
7.0.280.0040.00615.37
7.0.270.0040.00515.25
7.0.260.0060.00815.15
7.0.250.0040.01015.31
7.0.240.0100.00515.33
7.0.230.0080.00515.32
7.0.220.0020.01115.30
7.0.210.0060.00815.26
7.0.200.0050.00415.75
7.0.190.0060.00915.30
7.0.180.0030.00615.48
7.0.170.0020.00915.22
7.0.160.0090.00815.19
7.0.150.0040.01015.26
7.0.140.0040.02917.50
7.0.130.0040.00915.34
7.0.120.0020.01315.08
7.0.110.0080.00515.13
7.0.100.0070.00515.32
7.0.90.0030.00815.15
7.0.80.0060.00715.44
7.0.70.0030.00815.25
7.0.60.0050.03016.95
7.0.50.0050.01616.05
7.0.40.0080.03015.61
7.0.30.0190.02115.63
7.0.20.0120.02615.46
7.0.10.0070.02015.64
7.0.00.0090.01815.60
5.6.400.0040.00714.01
5.6.390.0070.00914.12
5.6.380.0070.00914.03
5.6.370.0030.00814.23
5.6.360.0030.00813.97
5.6.350.0020.01114.26
5.6.340.0030.01014.28
5.6.330.0090.00314.25
5.6.320.0050.01114.35
5.6.310.0130.00514.19
5.6.300.0060.00814.20
5.6.290.0050.00614.19
5.6.280.0070.02916.37
5.6.270.0030.00814.21
5.6.260.0020.01114.08
5.6.250.0090.00513.88
5.6.240.0050.01014.41
5.6.230.0100.00514.27
5.6.220.0050.00713.95
5.6.210.0040.03416.26
5.6.200.0030.03515.40
5.6.190.0080.01716.11
5.6.180.0220.02616.28
5.6.170.0110.03216.41
5.6.160.0050.03216.40
5.6.150.0030.03015.31
5.6.140.0020.03415.38
5.6.130.0030.02115.45
5.6.120.0060.03116.40
5.6.110.0090.03216.35
5.6.100.0070.03016.52
5.6.90.0060.02816.44
5.6.80.0070.02816.25
5.6.70.0080.00213.88
5.6.60.0070.00713.93
5.6.50.0050.00713.96
5.6.40.0050.00714.19
5.6.30.0060.00814.12
5.6.20.0040.00913.95
5.6.10.0050.01014.01
5.6.00.0030.01213.94
5.5.380.0050.00813.75
5.5.370.0060.00714.09
5.5.360.0070.00613.97
5.5.350.0110.02915.98
5.5.340.0070.02915.30
5.5.330.0050.01715.94
5.5.320.0180.02616.06
5.5.310.0120.02016.07
5.5.300.0030.01815.28
5.5.290.0030.03015.30
5.5.280.0020.03216.19
5.5.270.0060.02616.28
5.5.260.0050.02016.17
5.5.250.0030.02916.23
5.5.240.0060.03115.98
5.5.230.0030.00813.78
5.5.220.0090.00413.89
5.5.210.0050.00614.04
5.5.200.0050.00913.96
5.5.190.0080.00414.04
5.5.180.0050.00614.04
5.5.170.0050.00613.98
5.5.160.0050.01214.03
5.5.150.0050.00914.10
5.5.140.0040.00813.96
5.5.130.0050.01014.10
5.5.120.0090.00413.90
5.5.110.0020.01013.82
5.5.100.0070.00613.97
5.5.90.0040.00613.68
5.5.80.0080.00514.06
5.5.70.0030.00913.82
5.5.60.0050.00614.00
5.5.50.0060.00813.93
5.5.40.0070.00613.71
5.5.30.0040.00814.07
5.5.20.0000.01113.82
5.5.10.0080.00713.87
5.5.00.0040.00513.80
5.4.450.0110.01913.98
5.4.440.0220.01514.09
5.4.430.0160.01714.19
5.4.420.0140.01314.08
5.4.410.0110.02014.07
5.4.400.0150.01814.03
5.4.390.0090.02114.09
5.4.380.0120.02313.93
5.4.370.0200.01913.93
5.4.360.0210.02613.79
5.4.350.0110.03113.86
5.4.340.0130.02013.86
5.4.330.0070.00211.49
5.4.320.0040.01811.80
5.4.310.0050.01711.79
5.4.300.0050.01611.81
5.4.290.0040.01611.77
5.4.280.0060.01511.72
5.4.270.0060.01611.79
5.4.260.0050.01811.81
5.4.250.0050.01611.84
5.4.240.0030.01711.72
5.4.230.0080.01611.74
5.4.220.0070.01511.69
5.4.210.0030.01811.82
5.4.200.0050.01611.74
5.4.190.0060.01711.67
5.4.180.0060.01811.80
5.4.170.0030.01711.73
5.4.160.0010.02111.82
5.4.150.0040.01611.77
5.4.140.0030.01911.58
5.4.130.0020.01711.61
5.4.120.0030.01511.76
5.4.110.0050.01711.62
5.4.100.0020.01811.63
5.4.90.0040.02211.62
5.4.80.0050.02011.63
5.4.70.0050.02011.59
5.4.60.0050.01711.52
5.4.50.0060.01711.63
5.4.40.0050.01411.53
5.4.30.0060.01611.63
5.4.20.0050.01511.61
5.4.10.0030.01911.55
5.4.00.0030.01711.44
5.3.290.0050.04512.80
5.3.280.0050.03812.71
5.3.270.0090.03612.73
5.3.260.0120.04312.72
5.3.250.0050.03812.72
5.3.240.0050.03912.72
5.3.230.0090.04012.71
5.3.220.0040.04912.68
5.3.210.0070.04312.68
5.3.200.0090.04312.68
5.3.190.0060.04312.68
5.3.180.0060.03612.68
5.3.170.0040.03912.67
5.3.160.0080.03312.68
5.3.150.0070.04312.67
5.3.140.0080.03412.66
5.3.130.0100.03412.66
5.3.120.0080.04612.66
5.3.110.0060.03812.66
5.3.100.0100.03812.12
5.3.90.0060.04312.08
5.3.80.0040.03712.07
5.3.70.0080.04112.07
5.3.60.0050.04012.06
5.3.50.0070.03612.00
5.3.40.0060.03712.00
5.3.30.0070.03311.95
5.3.20.0080.03211.72
5.3.10.0060.03411.69
5.3.00.0090.03311.68
5.2.170.0080.0369.18
5.2.160.0040.0309.17
5.2.150.0020.0339.17
5.2.140.0080.0349.17
5.2.130.0080.0289.13
5.2.120.0070.0259.13
5.2.110.0060.0299.14
5.2.100.0070.0259.13
5.2.90.0040.0389.13
5.2.80.0080.0369.13
5.2.70.0050.0319.13
5.2.60.0050.0479.09
5.2.50.0050.0329.05
5.2.40.0030.0329.03
5.2.30.0070.0289.01
5.2.20.0030.0319.00
5.2.10.0040.0298.92
5.2.00.0060.0298.77
5.1.60.0020.0298.06
5.1.50.0090.0318.06
5.1.40.0060.0278.04
5.1.30.0050.0258.39
5.1.20.0080.0288.41
5.1.10.0040.0268.13
5.1.00.0040.0318.14
5.0.50.0050.0226.61
5.0.40.0040.0196.47
5.0.30.0050.0396.29
5.0.20.0040.0246.26
5.0.10.0040.0196.23
5.0.00.0040.0336.23
4.4.90.0030.0224.78
4.4.80.0030.0184.75
4.4.70.0060.0174.76
4.4.60.0050.0184.76
4.4.50.0070.0174.77
4.4.40.0030.0244.71
4.4.30.0050.0134.76
4.4.20.0040.0144.84
4.4.10.0040.0144.85
4.4.00.0020.0254.76
4.3.110.0000.0194.67
4.3.100.0020.0154.66
4.3.90.0010.0164.63
4.3.80.0020.0244.59
4.3.70.0040.0144.63
4.3.60.0040.0134.63
4.3.50.0030.0154.62
4.3.40.0010.0244.54
4.3.30.0010.0163.27
4.3.20.0050.0343.26
4.3.10.0030.0183.21
4.3.00.0070.01716.72

preferences:
42.47 ms | 400 KiB | 5 Q