3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('serialize_precision', 14); echo json_decode(0.7999999999999999);

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)
8.4.120.0040.00520.68
8.4.110.0080.00718.63
8.4.100.0050.00417.68
8.4.90.0110.01120.39
8.4.80.0070.00218.75
8.4.70.0050.00418.79
8.4.60.0100.01018.97
8.4.50.0070.00818.49
8.4.40.0110.00817.47
8.4.30.0100.01019.19
8.4.20.0040.01517.51
8.4.10.0100.00617.71
8.3.250.0080.01118.60
8.3.240.0120.00716.59
8.3.230.0150.00416.45
8.3.220.0080.01118.82
8.3.210.0050.00318.25
8.3.200.0100.01016.56
8.3.190.0050.00316.82
8.3.180.0100.00519.04
8.3.170.0130.00616.92
8.3.160.0070.00716.50
8.3.150.0150.00417.19
8.3.140.0060.00317.30
8.3.130.0070.00318.34
8.3.120.0060.01118.63
8.3.110.0060.00320.94
8.3.100.0060.00324.06
8.3.90.0080.00026.77
8.3.80.0030.00616.59
8.3.70.0160.00618.09
8.3.60.0070.00716.63
8.3.50.0100.00716.36
8.3.40.0040.01218.49
8.3.30.0140.00318.73
8.3.20.0000.00720.16
8.3.10.0050.00320.73
8.3.00.0050.00320.90
8.2.290.0130.00619.03
8.2.280.0130.00720.04
8.2.270.0180.00016.64
8.2.260.0120.00617.20
8.2.250.0050.00318.69
8.2.240.0030.00716.88
8.2.230.0030.00622.58
8.2.220.0110.00837.54
8.2.210.0070.00726.77
8.2.200.0070.00716.63
8.2.190.0090.01216.58
8.2.180.0140.00316.50
8.2.170.0070.01018.79
8.2.160.0130.00722.96
8.2.150.0080.00825.66
8.2.140.0040.00424.66
8.2.130.0050.00319.33
8.2.120.0000.00726.35
8.2.110.0130.01021.07
8.2.100.0040.00817.78
8.2.90.0060.00317.63
8.2.80.0000.00818.70
8.2.70.0030.00617.63
8.2.60.0060.00317.50
8.2.50.0030.00517.55
8.2.40.0040.00419.22
8.2.30.0040.00419.24
8.2.20.0000.00718.05
8.2.10.0020.00517.85
8.2.00.0000.00817.93
8.1.330.0110.00715.89
8.1.320.0120.00716.15
8.1.310.0150.00316.70
8.1.300.0040.00418.16
8.1.290.0030.00618.88
8.1.280.0100.00725.92
8.1.270.0070.00021.88
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0100.00317.23
8.1.230.0040.00717.77
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0000.00917.22
8.1.190.0040.00417.39
8.1.180.0050.00318.10
8.1.170.0000.00820.21
8.1.160.0040.00418.68
8.1.150.0030.00520.00
8.1.140.0000.00919.44
8.1.130.0000.00718.86
8.1.120.0000.00717.33
8.1.110.0030.00317.32
8.1.100.0030.00517.21
8.1.90.0000.00817.23
8.1.80.0040.00417.35
8.1.70.0030.00317.31
8.1.60.0030.00617.45
8.1.50.0050.00317.38
8.1.40.0030.00517.44
8.1.30.0040.00417.35
8.1.20.0030.00517.55
8.1.10.0020.00517.31
8.1.00.0040.00417.31
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0040.00418.29
8.0.270.0030.00317.06
8.0.260.0000.00618.80
8.0.250.0070.00016.80
8.0.240.0000.00716.87
8.0.230.0030.00316.78
8.0.220.0060.00316.77
8.0.210.0030.00316.69
8.0.200.0060.00016.82
8.0.190.0040.00416.81
8.0.180.0000.00716.68
8.0.170.0030.00316.76
8.0.160.0000.00716.79
8.0.150.0090.00016.72
8.0.140.0030.00516.63
8.0.130.0000.00813.20
8.0.120.0030.00516.70
8.0.110.0000.00716.60
8.0.100.0000.00716.64
8.0.90.0040.00416.80
8.0.80.0030.01716.81
8.0.70.0050.00316.54
8.0.60.0040.00416.65
8.0.50.0040.00416.86
8.0.30.0150.00316.94
8.0.20.0110.01017.40
8.0.10.0050.00216.90
8.0.00.0140.00316.75
7.4.330.0050.00015.55
7.4.320.0000.00616.38
7.4.300.0060.00016.23
7.4.290.0030.00316.33
7.4.280.0040.00416.26
7.4.270.0070.00016.35
7.4.260.0040.00416.35
7.4.250.0000.00716.35
7.4.240.0000.00716.44
7.4.230.0080.00016.46
7.4.220.0070.00016.49
7.4.210.0030.01216.50
7.4.200.0000.00716.35
7.4.160.0100.00716.38
7.4.150.0090.00917.40
7.4.140.0090.00917.86
7.4.130.0130.01116.22
7.4.120.0110.00816.39
7.4.110.0130.01016.32
7.4.100.0030.01616.56
7.4.90.0120.00616.27
7.4.80.0130.00319.39
7.4.70.0040.01216.59
7.4.60.0100.00716.59
7.4.50.0080.00216.25
7.4.40.0050.01016.23
7.4.30.0090.00616.41
7.4.00.0000.01715.03
7.3.330.0000.00613.06
7.3.320.0020.00212.93
7.3.310.0040.00416.07
7.3.300.0030.00316.17
7.3.290.0070.00816.08
7.3.280.0090.00816.11
7.3.270.0070.01717.40
7.3.260.0070.01416.26
7.3.250.0110.01116.27
7.3.240.0120.00516.33
7.3.230.0080.00816.29
7.3.210.0080.00816.46
7.3.200.0130.00716.27
7.3.190.0130.00316.18
7.3.180.0110.00616.51
7.3.170.0070.00716.05
7.3.160.0110.00716.13
7.2.340.0040.00316.17
7.2.330.0100.00716.49
7.2.320.0190.00416.61
7.2.310.0100.00716.30
7.2.300.0160.00316.41
7.2.290.0080.00816.42
7.2.60.0040.00816.58
7.1.200.0000.01415.66
7.1.90.0030.00918.03
7.1.80.0030.00917.87
7.1.70.0030.01316.74
7.1.60.0140.02434.96
7.1.50.0080.01934.55
7.1.40.0160.01034.35
7.1.30.0100.01634.24
7.1.20.0110.01734.47
7.1.10.0060.00616.52
7.1.00.0030.00916.54
7.0.230.0080.00417.75
7.0.220.0000.01217.86
7.0.210.0090.00616.37
7.0.200.0060.01016.66
7.0.190.0060.00616.61
7.0.180.0060.00616.07
7.0.170.0070.00716.01
7.0.160.0100.00316.15
7.0.150.0070.00715.99
7.0.140.0070.00716.18
7.0.130.0000.01316.25
7.0.120.0060.00616.12
7.0.110.0080.00315.99
7.0.100.0000.01116.09
7.0.90.0000.01216.23
7.0.80.0060.00616.17
7.0.70.0000.01116.10
7.0.60.0030.00915.93
7.0.50.0000.01216.32
7.0.40.0050.00816.44
7.0.30.0060.00616.07
7.0.20.0090.00316.16
7.0.10.0030.01016.14
7.0.00.0080.00416.15

preferences:
30.43 ms | 403 KiB | 5 Q