3v4l.org

run code in 300+ PHP versions simultaneously
<?php // the name and value must be enclosed in double quotes // single quotes are not valid $bad_json = "{ 'bar': 'baz' }"; echo "BAD:" . json_decode($bad_json); // null $good_json = '{ "baz": "bar" }'; echo "GOOD" . json_decode($good_json);

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)
8.3.60.0170.00316.38
8.3.50.0130.00521.99
8.3.40.0140.00018.67
8.3.30.0070.00718.98
8.3.20.0040.00420.26
8.3.10.0040.00423.70
8.3.00.0040.00419.44
8.2.180.0040.01518.54
8.2.170.0090.00622.96
8.2.160.0040.01420.21
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0000.00720.85
8.2.110.0120.00022.24
8.2.100.0120.00018.16
8.2.90.0090.00019.05
8.2.80.0000.00917.97
8.2.70.0030.00517.75
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0060.00320.07
8.2.30.0040.00418.11
8.2.20.0040.00417.61
8.2.10.0030.00517.98
8.2.00.0040.00417.70
8.1.280.0070.00725.92
8.1.270.0050.00323.96
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00324.01
8.1.230.0070.00419.15
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0070.00317.47
8.1.190.0030.00617.13
8.1.180.0080.00018.10
8.1.170.0070.00318.65
8.1.160.0000.00821.86
8.1.150.0050.00318.81
8.1.140.0040.00417.37
8.1.130.0040.00417.87
8.1.120.0000.00717.25
8.1.110.0030.00517.32
8.1.100.0000.00817.39
8.1.90.0070.00017.42
8.1.80.0000.00717.29
8.1.70.0030.00317.26
8.1.60.0060.00317.40
8.1.50.0050.00217.51
8.1.40.0040.00417.48
8.1.30.0040.00417.54
8.1.20.0030.00617.63
8.1.10.0000.00817.44
8.1.00.0000.00817.41
8.0.300.0000.00718.77
8.0.290.0070.00016.88
8.0.280.0040.00418.42
8.0.270.0000.00717.16
8.0.260.0030.00317.25
8.0.250.0040.00416.89
8.0.240.0070.00016.89
8.0.230.0000.00817.00
8.0.220.0000.00616.93
8.0.210.0070.00016.93
8.0.200.0030.00316.95
8.0.190.0030.00317.03
8.0.180.0000.00716.84
8.0.170.0060.00317.00
8.0.160.0050.00216.95
8.0.150.0030.00316.78
8.0.140.0070.00016.91
8.0.130.0030.00313.30
8.0.120.0000.00716.89
8.0.110.0000.00716.71
8.0.100.0040.00416.84
8.0.90.0000.00816.77
8.0.80.0030.01216.94
8.0.70.0000.00717.00
8.0.60.0080.00016.99
8.0.50.0000.00716.95
8.0.30.0100.00917.07
8.0.20.0110.00817.40
8.0.10.0030.00317.02
8.0.00.0110.01016.67
7.4.330.0000.00515.01
7.4.320.0030.00316.52
7.4.300.0050.00216.46
7.4.290.0030.00316.48
7.4.280.0040.00416.56
7.4.270.0000.00716.59
7.4.260.0050.00316.62
7.4.250.0000.00816.41
7.4.240.0070.00016.37
7.4.230.0000.00716.57
7.4.220.0160.01016.55
7.4.210.0030.01216.56
7.4.200.0080.00016.57
7.4.160.0050.01116.51
7.4.150.0110.00717.40
7.4.140.0110.00817.86
7.4.130.0130.00616.49
7.4.120.0060.01216.64
7.4.110.0080.00816.46
7.4.100.0130.00616.60
7.4.90.0070.01116.45
7.4.80.0090.00919.39
7.4.70.0120.00416.50
7.4.60.0090.00616.28
7.4.50.0030.00316.47
7.4.40.0090.00616.40
7.4.30.0060.00916.30
7.4.00.0060.00814.82
7.3.330.0000.00513.12
7.3.320.0030.00313.04
7.3.310.0070.00016.39
7.3.300.0040.00416.13
7.3.290.0120.00616.21
7.3.280.0080.00816.25
7.3.270.0130.00317.40
7.3.260.0130.00616.15
7.3.250.0150.00216.21
7.3.240.0120.00416.35
7.3.230.0120.01116.39
7.3.210.0080.00816.45
7.3.200.0060.01419.39
7.3.190.0110.00516.44
7.3.180.0040.01116.30
7.3.170.0120.00316.30
7.3.160.0060.00916.38
7.3.120.0070.01014.98
7.3.10.0030.01216.62
7.3.00.0030.01016.41
7.2.330.0150.00316.62
7.2.320.0080.00816.64
7.2.310.0060.01016.34
7.2.300.0030.02016.54
7.2.290.0110.00616.18
7.2.130.0000.01216.89
7.2.120.0040.00816.80
7.2.110.0060.00916.97
7.2.100.0040.01016.85
7.2.90.0000.01616.95
7.2.80.0050.00516.57
7.2.70.0110.00416.80
7.2.60.0080.00516.71
7.2.50.0110.00016.99
7.2.40.0040.01116.94
7.2.30.0000.00916.76
7.2.20.0060.00617.05
7.2.10.0090.00316.79
7.2.00.0060.00818.01
7.1.250.0080.00515.89
7.1.200.0100.00315.84
7.1.100.0130.00618.11
7.1.70.0070.00316.88
7.1.60.0130.01319.70
7.1.50.0190.01134.84
7.1.00.0030.07722.51
7.0.200.0000.00816.46
7.0.140.0070.07021.95
7.0.60.0000.07019.89
7.0.50.0070.04017.77
7.0.40.0170.05720.20
7.0.30.0200.04720.00
7.0.20.0200.08020.00
7.0.10.0130.07719.98
7.0.00.0030.08320.00
5.6.280.0030.07320.77
5.6.210.0170.07320.72
5.6.200.0070.04018.20
5.6.190.0200.08020.63
5.6.180.3130.04320.61
5.6.170.0330.08020.42
5.6.160.0000.09020.32
5.6.150.0070.08318.14
5.6.140.0030.03718.17
5.6.130.0000.09018.12
5.6.120.0070.07020.96
5.6.110.0070.08321.02
5.6.100.0070.08320.96
5.6.90.0130.06021.09
5.6.80.0170.06320.48
5.6.70.4230.04020.49
5.5.350.0070.07720.37
5.5.340.0000.05318.02
5.5.330.0030.07320.29
5.5.320.0270.06720.27
5.5.310.0230.07320.26
5.5.300.0100.07717.89
5.5.290.0000.06017.96
5.5.280.0100.07020.89
5.5.270.0130.07720.88
5.5.260.0030.07020.95
5.5.250.0100.08320.69
5.5.240.0130.05720.03
5.4.450.0370.05719.55
5.4.440.0370.03719.48
5.4.430.0300.04019.40
5.4.420.0930.04019.55
5.4.410.0600.03719.36
5.4.400.0270.04319.14
5.4.390.0330.05018.91
5.4.380.0100.05718.46
5.4.370.0100.05318.69
5.4.360.0130.05018.59
5.4.350.0130.05318.50
5.4.340.0130.05318.68
5.4.320.0080.04112.46
5.4.310.0050.04212.46
5.4.300.0070.03612.46
5.4.290.0080.04212.45
5.4.280.0060.03512.36
5.4.270.0080.03612.36
5.4.260.0070.03812.35
5.4.250.0020.04212.36
5.4.240.0060.03812.35
5.4.230.0030.04812.34
5.4.220.0080.03412.34
5.4.210.0030.03912.34
5.4.200.0080.03812.34
5.4.190.0040.03912.34
5.4.180.0050.03712.34
5.4.170.0050.03812.36
5.4.160.0060.03512.35
5.4.150.0040.03912.34
5.4.140.0040.04312.03
5.4.130.0060.03612.02
5.4.120.0030.03811.97
5.4.110.0070.03611.97
5.4.100.0080.04011.97
5.4.90.0040.05311.97
5.4.80.0090.04811.97
5.4.70.0060.03311.97
5.4.60.0070.03411.96
5.4.50.0080.03311.97
5.4.40.0060.03511.95
5.4.30.0070.03511.95
5.4.20.0090.04011.96
5.4.10.0050.03711.95
5.4.00.0060.03811.45
5.3.290.0050.03912.80
5.3.280.0090.05012.71
5.3.270.0090.05212.73
5.3.260.0060.05512.72
5.3.250.0060.05512.72
5.3.240.0050.05912.72
5.3.230.0080.05312.71
5.3.220.0090.04012.68
5.3.210.0080.03712.68
5.3.200.0040.03912.68
5.3.190.0070.03712.68
5.3.180.0080.03512.67
5.3.170.0050.03912.67
5.3.160.0040.04012.67
5.3.150.0080.03812.67
5.3.140.0100.03412.66
5.3.130.0020.04412.65
5.3.120.0070.04012.66
5.3.110.0120.04912.66
5.3.100.0080.04912.12
5.3.90.0060.03912.08
5.3.80.0050.03812.07
5.3.70.0080.03512.08
5.3.60.0080.04912.06
5.3.50.0040.04512.00
5.3.40.0040.03812.00
5.3.30.0080.03211.95
5.3.20.0080.04011.73
5.3.10.0070.03311.70
5.3.00.0060.03611.68
5.2.170.0040.0329.18
5.2.160.0040.0299.18
5.2.150.0040.0319.18
5.2.140.0060.0329.18
5.2.130.0070.0319.14
5.2.120.0040.0309.14
5.2.110.0080.0269.14
5.2.100.0040.0319.14
5.2.90.0050.0339.14
5.2.80.0060.0369.14
5.2.70.0070.0299.13
5.2.60.0060.0319.10
5.2.50.0040.0319.05
5.2.40.0040.0299.03
5.2.30.0030.0319.01
5.2.20.0020.0329.00
5.2.10.0070.0268.92
5.2.00.0080.0258.78
5.1.60.0030.0258.07
5.1.50.0040.0258.06
5.1.40.0040.0258.04
5.1.30.0030.0288.39
5.1.20.0030.0278.42
5.1.10.0070.0238.14
5.1.00.0040.0268.14
5.0.50.0030.0216.62
5.0.40.0020.0216.47
5.0.30.0040.0306.29
5.0.20.0020.0216.26
5.0.10.0040.0196.24
5.0.00.0030.0386.23
4.4.90.0030.0174.78
4.4.80.0010.0174.76
4.4.70.0030.0154.75
4.4.60.0020.0164.75
4.4.50.0020.0164.77
4.4.40.0020.0284.71
4.4.30.0030.0174.76
4.4.20.0040.0154.84
4.4.10.0040.0154.85
4.4.00.0040.0244.76
4.3.110.0040.0164.67
4.3.100.0030.0154.66
4.3.90.0020.0164.64
4.3.80.0020.0254.58
4.3.70.0030.0154.63
4.3.60.0030.0154.63
4.3.50.0030.0154.63
4.3.40.0030.0244.54
4.3.30.0020.0163.27
4.3.20.0040.0153.25
4.3.10.0040.0203.21
4.3.00.0070.01714.70

preferences:
52.59 ms | 401 KiB | 5 Q