3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['shipping_fee' => 1, 'return_fee' => 2]; $json = json_encode($array); echo $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)
8.3.60.0090.00918.31
8.3.50.0060.00916.35
8.3.40.0140.00418.57
8.3.30.0090.00618.59
8.3.20.0000.00721.77
8.3.10.0050.00323.66
8.3.00.0040.00422.10
8.2.180.0090.00616.50
8.2.170.0140.00022.96
8.2.160.0000.01419.05
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00821.06
8.2.120.0040.00426.35
8.2.110.0030.00620.96
8.2.100.0040.00817.91
8.2.90.0000.00820.07
8.2.80.0040.00417.97
8.2.70.0000.00817.79
8.2.60.0000.00817.63
8.2.50.0080.00418.10
8.2.40.0000.00720.54
8.2.30.0040.00420.59
8.2.20.0000.00818.03
8.2.10.0070.00018.16
8.2.00.0070.00018.22
8.1.280.0080.00625.92
8.1.270.0080.00022.19
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00323.84
8.1.230.0080.00322.68
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0040.00417.13
8.1.190.0050.00517.22
8.1.180.0050.00318.10
8.1.170.0030.00618.64
8.1.160.0040.00418.75
8.1.150.0040.00420.25
8.1.140.0030.00617.50
8.1.130.0000.00717.38
8.1.120.0000.00817.41
8.1.110.0000.00817.26
8.1.100.0040.00417.32
8.1.90.0030.00317.26
8.1.80.0080.00017.29
8.1.70.0030.00317.39
8.1.60.0090.00017.53
8.1.50.0040.00417.33
8.1.40.0040.00417.36
8.1.30.0000.00817.47
8.1.20.0020.00517.47
8.1.10.0040.00417.48
8.1.00.0040.00417.48
8.0.300.0040.00419.89
8.0.290.0030.00616.75
8.0.280.0040.00418.31
8.0.270.0030.00317.28
8.0.260.0060.00316.68
8.0.250.0030.00316.85
8.0.240.0080.00016.98
8.0.230.0070.00016.87
8.0.220.0040.00416.88
8.0.210.0000.00716.77
8.0.200.0080.00016.75
8.0.190.0000.00716.73
8.0.180.0000.00716.82
8.0.170.0030.00616.82
8.0.160.0070.00016.88
8.0.150.0070.00016.71
8.0.140.0030.00316.77
8.0.130.0050.00013.23
8.0.120.0000.00716.67
8.0.110.0040.00416.85
8.0.100.0050.00316.59
8.0.90.0030.00516.69
8.0.80.0130.00316.77
8.0.70.0050.00316.83
8.0.60.0000.00816.87
8.0.50.0000.00716.83
8.0.30.0120.00717.02
8.0.20.0080.00917.40
8.0.10.0000.00716.77
8.0.00.0060.01416.72
7.4.330.0030.00315.55
7.4.320.0000.00716.32
7.4.300.0040.00416.42
7.4.290.0000.01016.40
7.4.280.0040.00416.44
7.4.270.0040.00416.44
7.4.260.0000.00716.52
7.4.250.0030.00316.40
7.4.240.0020.00516.44
7.4.230.0070.00016.50
7.4.220.0000.00716.50
7.4.210.0080.00516.50
7.4.200.0000.00716.55
7.4.160.0140.00416.41
7.4.140.0110.00917.86
7.4.130.0120.00616.32
7.4.120.0100.00916.42
7.4.110.0160.00916.45
7.4.100.0070.01016.50
7.4.90.0030.02016.38
7.4.80.0110.01019.39
7.4.70.0100.00716.40
7.4.60.0060.00916.34
7.4.50.0120.00616.60
7.4.40.0090.01416.37
7.4.00.0070.01014.84
7.3.330.0000.00513.02
7.3.320.0030.00313.02
7.3.310.0000.00716.26
7.3.300.0030.00316.14
7.3.290.0000.00716.24
7.3.280.0110.00716.20
7.3.260.0120.00616.13
7.3.240.0070.01016.28
7.3.230.0130.00616.30
7.3.210.0130.00316.20
7.3.200.0090.00916.17
7.3.190.0060.01616.42
7.3.180.0090.00616.40
7.3.170.0090.00616.58
7.3.160.0100.01016.24
7.3.120.0080.00614.95
7.3.110.0030.01314.75
7.3.100.0040.01114.78
7.3.90.0030.00714.91
7.3.80.0090.00314.60
7.3.70.0070.00314.65
7.3.60.0100.00314.84
7.3.50.0030.00914.73
7.3.40.0030.01014.38
7.3.30.0040.01114.69
7.3.20.0000.01116.38
7.3.10.0060.00916.32
7.3.00.0080.00516.28
7.2.330.0140.00916.58
7.2.320.0070.01716.55
7.2.310.0100.00616.61
7.2.300.0060.01216.66
7.2.290.0140.00816.60
7.2.250.0070.01014.62
7.2.240.0130.00715.24
7.2.230.0070.00715.25
7.2.220.0070.00714.93
7.2.210.0060.00615.21
7.2.200.0000.01514.89
7.2.190.0070.01014.84
7.2.180.0090.00615.10
7.2.170.0070.00714.71
7.2.130.0080.00816.74
7.2.120.0140.00316.77
7.2.110.0070.01116.67
7.2.100.0070.01116.43
7.2.90.0100.00316.76
7.2.80.0070.01116.58
7.2.70.0080.00416.77
7.2.60.0110.00716.67
7.2.50.0130.00816.13
7.2.40.0110.00716.89
7.2.30.0090.01318.07
7.2.20.0410.00618.14
7.2.10.0120.00917.97
7.2.00.0100.00917.96
7.1.330.0060.00615.86
7.1.320.0030.00515.99
7.1.310.0090.00315.63
7.1.300.0070.00715.77
7.1.290.0070.00715.65
7.1.280.0040.01215.95
7.1.270.0080.00815.79
7.1.260.0070.01015.60
7.1.250.0070.01015.71
7.1.200.0040.00815.82
7.1.150.0110.01417.76
7.1.140.0120.00917.89
7.1.130.0080.01117.64
7.1.120.0110.01017.87
7.1.110.0080.01216.92
7.1.100.0100.01317.08
7.1.90.0120.01317.11
7.1.80.0120.01216.86
7.1.70.0090.01116.02
7.1.60.0310.01734.07
7.1.50.0290.01633.71
7.1.40.0320.01333.37
7.1.30.0280.01233.52
7.1.20.0380.01633.71
7.1.10.0080.01515.59
7.1.00.0420.01615.80

preferences:
58.79 ms | 401 KiB | 5 Q