3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fields= [ 'arr' => [ '3333'] ]; echo json_encode($fields, JSON_PRETTY_PRINT);

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)
8.3.70.0080.00816.61
8.3.60.0120.00318.27
8.3.50.0040.01118.00
8.3.40.0040.01121.82
8.3.30.0070.01018.50
8.3.20.0040.00424.18
8.3.10.0030.00524.66
8.3.00.0030.00626.16
8.2.180.0070.01525.92
8.2.170.0110.00418.79
8.2.160.0150.00022.96
8.2.150.0070.00025.66
8.2.140.0000.00924.66
8.2.130.0070.00026.16
8.2.120.0000.01019.83
8.2.110.0060.00321.94
8.2.100.0120.00019.70
8.2.90.0000.00719.21
8.2.80.0100.00019.54
8.2.70.0040.00418.04
8.2.60.0080.00018.22
8.2.50.0000.00818.10
8.2.40.0040.00419.30
8.2.30.0040.00417.97
8.2.20.0000.00718.03
8.2.10.0030.00619.17
8.2.00.0070.00019.16
8.1.280.0060.00925.92
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.91
8.1.230.0000.01119.10
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0050.00517.36
8.1.190.0040.00417.22
8.1.180.0090.00018.10
8.1.170.0080.00018.52
8.1.160.0000.00718.80
8.1.150.0000.00718.68
8.1.140.0040.00418.68
8.1.130.0030.00320.17
8.1.120.0000.00717.28
8.1.110.0080.00317.36
8.1.100.0040.00417.26
8.1.90.0000.00717.32
8.1.80.0030.00617.44
8.1.70.0030.00617.34
8.1.60.0030.00517.53
8.1.50.0040.00417.34
8.1.40.0040.00417.45
8.1.30.0060.00317.58
8.1.20.0050.00217.46
8.1.10.0040.00417.46
8.1.00.0000.00817.39
8.0.300.0070.00018.77
8.0.290.0030.00517.18
8.0.280.0040.00418.43
8.0.270.0030.00317.99
8.0.260.0070.00020.16
8.0.250.0030.00316.95
8.0.240.0000.00817.00
8.0.230.0000.00716.83
8.0.220.0030.00316.82
8.0.210.0000.00716.79
8.0.200.0030.00316.88
8.0.190.0000.00916.76
8.0.180.0000.00716.85
8.0.170.0030.00616.85
8.0.160.0080.00016.67
8.0.150.0050.00216.77
8.0.140.0070.00016.71
8.0.130.0050.00013.27
8.0.120.0040.00416.74
8.0.110.0040.00416.71
8.0.100.0080.00016.75
8.0.90.0000.00716.65
8.0.80.0090.00816.77
8.0.70.0000.00816.66
8.0.60.0050.00216.66
8.0.50.0030.00316.60
8.0.30.0030.01416.88
8.0.20.0120.00616.74
8.0.10.0040.00416.89
8.0.00.0090.00916.71
7.4.330.0020.00216.56
7.4.320.0000.00616.41
7.4.300.0000.00716.47
7.4.290.0000.00816.36
7.4.280.0000.00816.32
7.4.270.0030.00316.49
7.4.260.0060.00013.21
7.4.250.0000.00816.47
7.4.240.0040.00316.48
7.4.230.0000.00616.31
7.4.220.0030.00416.43
7.4.210.0060.00816.47
7.4.200.0000.00916.45
7.4.130.0060.01616.38
7.4.120.0070.01216.44
7.4.110.0130.00916.44
7.4.100.0120.00516.46
7.4.90.0110.00716.40
7.4.80.0080.01016.43
7.4.70.0150.00716.45
7.4.60.0130.00616.46
7.4.50.0100.00916.37
7.4.40.0060.01416.58
7.4.30.0090.01016.36
7.4.20.0140.00816.47
7.4.10.0110.00816.26
7.4.00.0170.00316.41
7.3.330.0000.00716.19
7.3.320.0000.00513.04
7.3.310.0030.00316.20
7.3.300.0040.00416.06
7.3.290.0070.00916.13
7.3.260.0090.01316.08
7.3.240.0110.00916.16
7.3.230.0110.00816.23
7.3.220.0110.00916.28
7.3.210.0130.00616.17
7.3.200.0110.00716.35
7.3.190.0110.01116.35
7.3.180.0120.00616.38
7.3.170.0100.00816.13
7.3.160.0050.01316.32
7.3.150.0090.01016.28
7.3.140.0060.01416.36
7.3.130.0090.01116.36
7.3.120.0140.00816.36
7.3.110.0080.00916.29
7.3.100.0100.01216.31
7.3.90.0080.01316.29
7.3.80.0110.01116.14
7.3.70.0150.00416.24
7.3.60.0110.01116.13
7.3.50.0110.00716.24
7.3.40.0130.00816.21
7.3.30.0080.01016.13
7.3.20.0150.00716.22
7.3.10.0110.01016.20
7.3.00.0130.00716.38
7.2.340.0120.01216.32
7.2.330.0110.00816.53
7.2.320.0080.01216.50
7.2.310.0070.01116.34
7.2.300.0110.01016.38
7.2.290.0090.01316.47
7.2.280.0130.00816.48
7.2.270.0110.00816.44
7.2.260.0090.01216.37
7.2.250.0080.01516.39
7.2.240.0120.01016.61
7.2.230.0130.00716.37
7.2.220.0130.00916.44
7.2.210.0080.01416.37
7.2.200.0160.00516.29
7.2.190.0140.00816.52
7.2.180.0090.01016.44
7.2.170.0100.00916.39
7.2.160.0130.01216.39
7.2.150.0120.00716.47
7.2.140.0090.01416.41
7.2.130.0120.01216.46
7.2.120.0150.01516.51
7.2.110.0070.01616.41
7.2.100.0110.01016.39
7.2.90.0180.00516.52
7.2.80.0130.00816.40
7.2.70.0100.01216.50
7.2.60.0080.01316.45
7.2.50.0160.00816.47
7.2.40.0080.01216.45
7.2.30.0090.01216.52
7.2.20.0090.01416.34
7.2.10.0170.01416.43
7.2.00.0150.00816.43

preferences:
38.19 ms | 401 KiB | 5 Q