3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array =['fire']; echo (json_encode($array));

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)
8.3.60.0140.00018.18
8.3.50.0000.01616.39
8.3.40.0070.00718.64
8.3.30.0110.00418.59
8.3.20.0040.00420.09
8.3.10.0040.00421.76
8.3.00.0000.00819.56
8.2.180.0100.01016.38
8.2.170.0100.01022.96
8.2.160.0030.01019.04
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00419.21
8.2.120.0040.00426.35
8.2.110.0050.00521.19
8.2.100.0070.00318.02
8.2.90.0040.00419.29
8.2.80.0040.00417.97
8.2.70.0040.00417.80
8.2.60.0040.00418.22
8.2.50.0100.00318.10
8.2.40.0040.00420.46
8.2.30.0070.00019.11
8.2.20.0040.00418.00
8.2.10.0040.00417.97
8.2.00.0000.00717.99
8.1.280.0100.01025.92
8.1.270.0040.00422.07
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00722.23
8.1.230.0000.01120.96
8.1.220.0030.00517.74
8.1.210.0060.00318.77
8.1.200.0040.00417.23
8.1.190.0000.00817.10
8.1.180.0000.00818.10
8.1.170.0040.00418.52
8.1.160.0000.00718.99
8.1.150.0030.00318.81
8.1.140.0040.00419.50
8.1.130.0040.00418.73
8.1.120.0000.00717.38
8.1.110.0030.00317.37
8.1.100.0030.00617.28
8.1.90.0030.00317.37
8.1.80.0000.00717.35
8.1.70.0000.00817.26
8.1.60.0060.00317.49
8.1.50.0060.00317.42
8.1.40.0000.01017.29
8.1.30.0040.00417.52
8.1.20.0050.00217.40
8.1.10.0030.00517.47
8.1.00.0000.00817.35
8.0.300.0040.00421.51
8.0.290.0000.01016.63
8.0.280.0040.00418.43
8.0.270.0000.00717.29
8.0.260.0060.00016.84
8.0.250.0070.00016.81
8.0.240.0030.00616.92
8.0.230.0070.00016.89
8.0.220.0030.00316.73
8.0.210.0030.00316.82
8.0.200.0030.00316.72
8.0.190.0040.00416.78
8.0.180.0040.00416.86
8.0.170.0060.00316.86
8.0.160.0060.00316.89
8.0.150.0050.00316.78
8.0.140.0000.00716.66
8.0.130.0050.00013.24
8.0.120.0000.00816.68
8.0.110.0000.00716.66
8.0.100.0030.00516.84
8.0.90.0070.00016.88
8.0.80.0150.00016.82
8.0.70.0040.00416.82
8.0.60.0040.00416.70
8.0.50.0020.00516.83
8.0.30.0070.01117.05
8.0.20.0130.00917.40
8.0.10.0070.00016.97
8.0.00.0110.00716.84
7.4.330.0000.00515.55
7.4.320.0000.00616.51
7.4.300.0040.00416.40
7.4.290.0000.00916.56
7.4.280.0000.00716.51
7.4.270.0070.00016.50
7.4.260.0040.00716.45
7.4.250.0080.00016.50
7.4.240.0060.00316.42
7.4.230.0040.00416.42
7.4.220.0070.01016.52
7.4.210.0090.00616.29
7.4.200.0000.00716.41
7.4.160.0070.00916.39
7.4.150.0130.00617.40
7.4.140.0070.01017.86
7.4.130.0100.01016.32
7.4.120.0080.01116.42
7.4.110.0150.00416.54
7.4.100.0140.00316.48
7.4.90.0130.00316.34
7.4.80.0060.01219.39
7.4.70.0130.00316.56
7.4.60.0090.00916.54
7.4.50.0070.01016.41
7.4.40.0090.00616.44
7.4.30.0100.00716.50
7.4.00.0070.01115.11
7.3.330.0060.00012.86
7.3.320.0060.00012.88
7.3.310.0030.00616.05
7.3.300.0030.00316.12
7.3.290.0080.00616.06
7.3.280.0080.00916.13
7.3.270.0090.00917.40
7.3.260.0130.01016.12
7.3.250.0140.00416.19
7.3.240.0130.00416.21
7.3.230.0130.01016.10
7.3.210.0160.00616.17
7.3.200.0100.00716.24
7.3.190.0030.01316.27
7.3.180.0060.01016.18
7.3.170.0080.00816.23
7.3.160.0060.01216.39
7.2.330.0070.01016.48
7.2.320.0030.01316.58
7.2.310.0170.00016.33
7.2.300.0060.01016.41
7.2.290.0060.01516.30
7.2.60.0100.00316.94
7.2.00.0000.01219.23
7.1.200.0000.01415.60
7.1.100.0000.01118.04
7.1.70.0040.01217.00
7.1.60.0210.01035.10
7.1.50.0130.01634.85
7.1.40.0240.01234.21
7.1.30.0200.01234.38
7.1.20.0320.01334.48
7.1.10.0080.00916.44
7.1.00.0030.01216.52
7.0.200.0000.01716.70
7.0.190.0060.01116.80
7.0.180.0150.00616.34
7.0.170.0090.00916.09
7.0.160.0030.01416.07
7.0.150.0060.00916.11
7.0.140.0080.00616.14
7.0.130.0030.01016.31
7.0.120.0100.00716.44
7.0.110.0100.00716.21
7.0.100.0000.01716.23
7.0.90.0030.01316.24
7.0.80.0120.00716.34
7.0.70.0050.01316.09
7.0.60.0070.01016.01
7.0.50.0110.00716.23
7.0.40.0100.00516.63
7.0.30.0080.00616.44
7.0.20.0060.00916.31
7.0.10.0050.01216.23
7.0.00.0050.01016.38

preferences:
44.23 ms | 401 KiB | 5 Q