3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = <<<JSON "a": { date: "2017-11-27 17:59:59.000000", timezone_type: 1, timezone: "+01:00" } JSON; echo $json; var_dump(json_decode($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)
8.3.40.0030.01318.84
8.3.30.0070.00718.71
8.3.20.0050.00220.33
8.3.10.0030.00721.57
8.3.00.0000.00721.93
8.2.170.0080.00622.96
8.2.160.0070.01018.95
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00420.94
8.2.120.0000.00726.35
8.2.110.0030.00622.29
8.2.100.0090.00317.78
8.2.90.0060.00319.24
8.2.80.0030.00617.97
8.2.70.0040.00417.63
8.2.60.0000.00817.93
8.2.50.0040.00418.10
8.2.40.0000.00720.55
8.2.30.0030.00621.04
8.2.20.0040.00417.96
8.2.10.0000.00717.93
8.2.00.0000.00717.92
8.1.270.0040.00423.91
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00623.92
8.1.230.0070.00419.10
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0040.00417.22
8.1.190.0000.00918.88
8.1.180.0040.00418.10
8.1.170.0050.00318.50
8.1.160.0040.00419.06
8.1.150.0000.00720.58
8.1.140.0070.00019.62
8.1.130.0040.00418.78
8.1.120.0040.00417.41
8.1.110.0080.00017.37
8.1.100.0040.00417.43
8.1.90.0030.00317.38
8.1.80.0080.00017.28
8.1.70.0030.00317.43
8.1.60.0000.00917.54
8.1.50.0050.00317.36
8.1.40.0040.00417.34
8.1.30.0040.00417.42
8.1.20.0000.00817.55
8.1.10.0030.00617.44
8.1.00.0000.00717.46
8.0.300.0030.00518.77
8.0.290.0040.00416.88
8.0.280.0040.00418.35
8.0.270.0030.00317.19
8.0.260.0060.00016.88
8.0.250.0080.00017.02
8.0.240.0070.00016.96
8.0.230.0040.00416.93
8.0.220.0030.00316.86
8.0.210.0000.00816.90
8.0.200.0030.00316.99
8.0.190.0050.00316.98
8.0.180.0000.00816.89
8.0.170.0070.00016.80
8.0.160.0080.00016.73
8.0.150.0070.00016.89
8.0.140.0040.00416.87
8.0.130.0000.00613.27
8.0.120.0040.00416.83
8.0.110.0030.00616.93
8.0.100.0000.00816.75
8.0.90.0030.00616.96
8.0.80.0130.01016.90
8.0.70.0040.00317.00
8.0.60.0030.00516.85
8.0.50.0040.00416.91
8.0.30.0130.00517.14
8.0.20.0130.00617.40
8.0.10.0030.00516.97
8.0.00.0100.00716.67
7.4.330.0040.00415.55
7.4.320.0030.00316.50
7.4.300.0000.00716.58
7.4.290.0040.00416.52
7.4.280.0040.00416.54
7.4.270.0000.00716.44
7.4.260.0000.00716.47
7.4.250.0040.00416.33
7.4.240.0000.00716.55
7.4.230.0000.00716.41
7.4.220.0160.00916.58
7.4.210.0080.00616.61
7.4.200.0070.00016.19
7.4.160.0090.00716.49
7.4.150.0070.01117.40
7.4.140.0110.00617.86
7.4.130.0100.00716.52
7.4.120.0090.01216.42
7.3.330.0050.00013.03
7.3.320.0030.00313.14
7.3.310.0000.00716.24
7.3.300.0070.00016.11
7.3.290.0070.00716.28
7.3.280.0050.01216.28
7.3.270.0000.01617.40
7.3.260.0130.00616.25
7.3.250.0100.01016.25
7.3.240.0080.01116.33
7.1.60.0240.01035.18

preferences:
42.22 ms | 400 KiB | 5 Q