3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = json_decode('{}'); foreach ($a as $k => $v) { echo $v; }

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)
8.3.60.0030.01416.38
8.3.50.0100.01321.09
8.3.40.0120.00318.42
8.3.30.0040.01118.95
8.3.20.0040.01120.30
8.3.10.0080.00023.32
8.3.00.0080.00017.79
8.2.180.0110.01116.32
8.2.170.0150.00622.96
8.2.160.0050.00820.55
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00021.10
8.2.110.0000.00821.89
8.2.100.0000.01120.54
8.2.90.0040.00418.98
8.2.80.0040.00417.97
8.2.70.0000.00817.48
8.2.60.0000.00917.93
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0060.00318.29
8.2.20.0040.00417.58
8.2.10.0000.00718.05
8.2.00.0080.00017.66
8.1.280.0060.00925.92
8.1.270.0060.00323.91
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0050.00522.06
8.1.230.0100.00018.94
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0040.00417.23
8.1.180.0000.00918.10
8.1.170.0000.00818.53
8.1.160.0000.00721.87
8.1.150.0000.00718.82
8.1.140.0040.00417.43
8.1.130.0000.00817.81
8.1.120.0000.00717.36
8.1.110.0000.00817.32
8.1.100.0080.00017.34
8.1.90.0030.00617.49
8.1.80.0000.00717.35
8.1.70.0040.00417.30
8.1.60.0070.00017.59
8.1.50.0000.00817.53
8.1.40.0040.00417.52
8.1.30.0030.00517.66
8.1.20.0020.00517.71
8.1.10.0070.00017.46
8.1.00.0030.00517.36
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0030.00318.34
8.0.270.0030.00317.13
8.0.260.0070.00017.15
8.0.250.0070.00016.96
8.0.240.0030.00616.79
8.0.230.0050.00216.84
8.0.220.0070.00016.91
8.0.210.0030.00316.86
8.0.200.0030.00316.91
8.0.190.0000.00816.94
8.0.180.0000.00716.93
8.0.170.0060.00316.80
8.0.160.0000.00816.86
8.0.150.0040.00416.95
8.0.140.0040.00416.77
8.0.130.0030.00313.27
8.0.120.0000.00816.77
8.0.110.0050.00316.86
8.0.100.0070.00016.85
8.0.90.0000.00716.91
8.0.80.0040.01816.77
8.0.70.0040.00316.91
8.0.60.0000.00716.80
8.0.50.0040.00416.95
8.0.30.0110.01117.00
8.0.20.0100.00817.40
8.0.10.0000.00716.94
8.0.00.0100.00816.86
7.4.330.0000.00515.07
7.4.320.0000.00616.50
7.4.300.0000.00616.58
7.4.290.0070.00016.59
7.4.280.0000.00716.63
7.4.270.0040.00416.50
7.4.260.0040.00416.58
7.4.250.0000.00716.47
7.4.240.0020.00516.62
7.4.230.0040.00416.33
7.4.220.0120.00916.59
7.4.210.0100.00716.62
7.4.200.0030.00316.30
7.4.160.0100.00616.59
7.4.150.0130.00317.40
7.4.140.0080.01017.86
7.4.130.0100.00616.51
7.4.120.0070.01016.45
7.4.110.0100.00616.34
7.4.100.0110.00716.37
7.4.90.0100.00716.52
7.4.80.0160.00819.39
7.4.70.0110.01116.41
7.4.60.0100.00716.36
7.4.50.0030.00316.40
7.4.40.0140.00416.43
7.4.30.0110.00416.57
7.4.00.0050.00514.76
7.3.330.0030.00513.10
7.3.320.0060.00013.05
7.3.310.0060.00016.23
7.3.300.0040.00216.16
7.3.290.0070.00716.27
7.3.280.0090.00816.31
7.3.270.0100.00717.40
7.3.260.0060.01216.23
7.3.250.0120.00616.33
7.3.240.0150.00316.26
7.3.230.0130.00316.39
7.3.210.0070.01116.25
7.3.200.0090.00619.39
7.3.190.0160.00616.57
7.3.180.0000.01516.25
7.3.170.0070.01016.57
7.3.160.0080.00716.25
7.3.120.0000.01514.64
7.2.330.0040.01916.43
7.2.320.0110.00816.42
7.2.310.0110.00516.45
7.2.300.0070.01716.47
7.2.290.0040.01216.62
7.2.00.0070.00719.57
7.1.100.0030.01018.31
7.1.70.0030.00617.18
7.1.60.0130.01019.25
7.1.50.0100.01316.80
7.1.00.0100.07022.37
7.0.200.0000.00716.59
7.0.140.0070.07022.21
7.0.60.0100.08320.07
7.0.50.0030.04317.80
7.0.40.0100.04020.30
7.0.30.0230.04320.16
7.0.20.0370.06320.33
7.0.10.0030.08320.12
7.0.00.0070.04020.16
5.6.280.0030.07321.11
5.6.210.0030.04020.46
5.6.200.0230.04318.21
5.6.190.0170.04720.49
5.6.180.0300.07020.60
5.6.170.0200.03720.49
5.6.160.0030.08720.49
5.6.150.0170.07018.20
5.6.140.0030.05718.12
5.6.130.0070.06318.21
5.6.120.0170.08020.97
5.6.110.0100.04021.11
5.6.100.0130.08020.96
5.6.90.0030.09320.98
5.6.80.0100.03720.37
5.5.350.0070.08020.33
5.5.340.0070.03717.92
5.5.330.0100.04020.23
5.5.320.2270.03320.29
5.5.310.0200.07020.31
5.5.300.0030.05017.95
5.5.290.0130.07317.89
5.5.280.0100.05720.76
5.5.270.0000.05020.74
5.5.260.0030.09720.88
5.5.250.0070.04320.48
5.5.240.0030.06320.26
5.4.450.1530.04319.57
5.4.440.0900.06319.32
5.4.430.0930.05319.14
5.4.420.0130.05319.48
5.4.410.0030.05718.79
5.4.400.0170.05718.84
5.4.390.0030.06018.74
5.4.380.0200.04318.74
5.4.370.0030.05718.61
5.4.360.0070.04318.71
5.4.350.0060.04911.97
5.4.340.0100.03111.97
5.4.320.0060.03712.46
5.4.310.0070.04212.46
5.4.300.0050.03812.45
5.4.290.0040.03912.45
5.4.280.0070.03412.35
5.4.270.0060.03612.35
5.4.260.0040.03912.35
5.4.250.0050.04112.35
5.4.240.0100.04012.35
5.4.230.0030.04112.34
5.4.220.0100.03312.34
5.4.210.0050.03712.34
5.4.200.0060.03912.34
5.4.190.0080.03512.34
5.4.180.0090.03412.34
5.4.170.0100.03812.35
5.4.160.0120.04512.35
5.4.150.0110.04212.34
5.4.140.0040.04012.03
5.4.130.0060.03612.02
5.4.120.0100.03311.97
5.4.110.0100.03311.97
5.4.100.0070.03611.96
5.4.90.0060.03811.97
5.4.80.0060.03711.97
5.4.70.0030.04011.96
5.4.60.0040.03711.96
5.4.50.0090.03311.96
5.4.40.0090.03311.95
5.4.30.0070.03511.95
5.4.20.0070.03511.95
5.4.10.0030.03711.95
5.4.00.0030.03911.44
5.3.290.0050.04012.80
5.3.280.0060.03712.71
5.3.270.0050.04112.72
5.3.260.0060.04012.72
5.3.250.0040.04112.72
5.3.240.0050.04012.72
5.3.230.0080.03812.71
5.3.220.0070.04312.68
5.3.210.0070.03912.68
5.3.200.0060.03712.68
5.3.190.0070.03912.68
5.3.180.0070.03912.67
5.3.170.0070.03712.67
5.3.160.0080.03712.67
5.3.150.0060.04012.67
5.3.140.0060.03812.66
5.3.130.0080.03812.66
5.3.120.0070.04012.65
5.3.110.0060.04312.66
5.3.100.0040.04012.12
5.3.90.0080.03712.09
5.3.80.0080.03612.07
5.3.70.0060.03712.08
5.3.60.0070.03612.06
5.3.50.0050.03712.00
5.3.40.0030.04012.00
5.3.30.0080.03611.95
5.3.20.0080.03311.72
5.3.10.0090.03811.69
5.3.00.0060.03611.68
5.2.170.0030.0329.18
5.2.160.0060.0289.18
5.2.150.0060.0299.18
5.2.140.0060.0299.18
5.2.130.0040.0299.13
5.2.120.0070.0269.14
5.2.110.0030.0319.14
5.2.100.0050.0289.13
5.2.90.0030.0319.14
5.2.80.0060.0419.13
5.2.70.0090.0379.13
5.2.60.0040.0439.09
5.2.50.0100.0359.05
5.2.40.0070.0379.04
5.2.30.0070.0449.00
5.2.20.0090.0338.99
5.2.10.0050.0288.91
5.2.00.0070.0278.77
5.1.60.0060.0228.07
5.1.50.0030.0268.06
5.1.40.0070.0228.04
5.1.30.0040.0278.39
5.1.20.0050.0268.41
5.1.10.0050.0268.14
5.1.00.0060.0258.14
5.0.50.0030.0226.62
5.0.40.0040.0196.47
5.0.30.0020.0336.29
5.0.20.0070.0166.26
5.0.10.0020.0216.24
5.0.00.0060.0276.23
4.4.90.0010.0174.78
4.4.80.0040.0144.75
4.4.70.0030.0154.75
4.4.60.0000.0184.75
4.4.50.0050.0134.77
4.4.40.0020.0264.71
4.4.30.0050.0134.76
4.4.20.0040.0154.85
4.4.10.0040.0144.85
4.4.00.0040.0244.76
4.3.110.0020.0164.67
4.3.100.0040.0164.66
4.3.90.0040.0194.64
4.3.80.0030.0314.59
4.3.70.0020.0174.63
4.3.60.0030.0154.63
4.3.50.0030.0164.63
4.3.40.0040.0234.54
4.3.30.0020.0163.28
4.3.20.0020.0173.26
4.3.10.0020.0163.21
4.3.00.0100.01315.25

preferences:
48.19 ms | 401 KiB | 5 Q