3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array =['fire']; print_r(json_encode($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)
8.3.60.0100.00318.18
8.3.50.0030.01216.28
8.3.40.0110.00418.59
8.3.30.0110.00418.46
8.3.20.0040.00420.12
8.3.10.0080.00021.85
8.3.00.0090.00019.38
8.2.180.0150.00616.32
8.2.170.0100.01022.96
8.2.160.0110.00419.00
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00019.30
8.2.120.0070.00026.35
8.2.110.0100.00021.00
8.2.100.0090.00317.91
8.2.90.0080.00019.18
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0040.00418.04
8.2.50.0030.00718.10
8.2.40.0000.00720.59
8.2.30.0030.00519.11
8.2.20.0000.00717.92
8.2.10.0000.00717.86
8.2.00.0070.00018.02
8.1.280.0140.00725.92
8.1.270.0070.00022.05
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0030.00623.92
8.1.230.0030.00818.98
8.1.220.0060.00317.74
8.1.210.0090.00018.77
8.1.200.0000.00917.25
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0000.00718.99
8.1.150.0040.00418.76
8.1.140.0000.00819.41
8.1.130.0030.00318.80
8.1.120.0040.00417.39
8.1.110.0030.00317.19
8.1.100.0090.00017.28
8.1.90.0030.00517.29
8.1.80.0030.00617.27
8.1.70.0000.00717.44
8.1.60.0040.00417.52
8.1.50.0000.00817.47
8.1.40.0000.00917.30
8.1.30.0040.00417.53
8.1.20.0000.00817.65
8.1.10.0000.00717.45
8.1.00.0000.00717.24
8.0.300.0030.00618.77
8.0.290.0000.00716.75
8.0.280.0030.00618.28
8.0.270.0030.00317.11
8.0.260.0000.00716.66
8.0.250.0030.00316.85
8.0.240.0040.00716.76
8.0.230.0070.00016.92
8.0.220.0000.00716.79
8.0.210.0030.00316.70
8.0.200.0030.00316.84
8.0.190.0040.00416.74
8.0.180.0000.00716.79
8.0.170.0030.00616.73
8.0.160.0070.00016.79
8.0.150.0070.00016.74
8.0.140.0030.00316.64
8.0.130.0030.00313.22
8.0.120.0040.00416.67
8.0.110.0000.00716.70
8.0.100.0000.00716.71
8.0.90.0000.00716.73
8.0.80.0090.00616.80
8.0.70.0060.00316.70
8.0.60.0000.00716.61
8.0.50.0070.00016.71
8.0.30.0110.00917.09
8.0.20.0130.00617.40
8.0.10.0040.00416.76
8.0.00.0030.01616.49
7.4.330.0050.00015.55
7.4.320.0070.00016.41
7.4.300.0030.00316.43
7.4.290.0040.00416.50
7.4.280.0070.00016.48
7.4.270.0030.00316.53
7.4.260.0030.00316.50
7.4.250.0040.00416.49
7.4.240.0000.00816.54
7.4.230.0000.00716.24
7.4.220.0120.00616.46
7.4.210.0090.01216.43
7.4.200.0030.00316.22
7.4.160.0120.00816.49
7.4.150.0000.01817.40
7.4.140.0130.00517.86
7.4.130.0230.00316.25
7.4.120.0110.00916.31
7.4.110.0070.01016.41
7.4.100.0040.01216.50
7.4.90.0060.01216.39
7.4.80.0090.00919.39
7.4.70.0070.01716.41
7.4.60.0090.00616.44
7.4.50.0080.00716.30
7.4.40.0060.01016.43
7.4.30.0100.00616.36
7.4.00.0070.00714.82
7.3.330.0000.00513.11
7.3.320.0000.00613.00
7.3.310.0000.00716.21
7.3.300.0070.00016.03
7.3.290.0100.00516.17
7.3.280.0070.01016.12
7.3.270.0140.00317.40
7.3.260.0180.01216.14
7.3.250.0080.00816.21
7.3.240.0080.01016.27
7.3.230.0140.00316.34
7.3.210.0030.01316.43
7.3.200.0040.01116.29
7.3.190.0050.01016.39
7.3.180.0100.00616.12
7.3.170.0110.00516.28
7.3.160.0200.00316.26
7.2.330.0070.01016.53
7.2.320.0140.00716.49
7.2.310.0070.01016.44
7.2.300.0090.00616.48
7.2.290.0130.00516.44
7.2.110.0120.00616.22
7.2.100.0190.00016.50
7.2.90.0140.00316.48
7.2.80.0160.00016.25
7.2.70.0120.00816.89
7.2.60.0100.00716.66
7.2.50.0090.00916.55
7.2.40.0100.01216.76
7.2.30.0090.00916.73
7.2.20.0150.00416.77
7.2.10.0110.00816.68
7.2.00.0000.01317.80
7.1.230.0150.00315.53
7.1.220.0150.00615.50
7.1.210.0100.00515.80
7.1.200.0100.00315.54
7.1.190.0070.00715.75
7.1.180.0120.00415.73
7.1.170.0110.00415.85
7.1.160.0050.01115.81
7.1.150.0140.00715.39
7.1.140.0070.01015.52
7.1.130.0130.00515.73
7.1.120.0130.00315.54
7.1.110.0050.00915.90
7.1.100.0080.00616.83
7.1.90.0100.00615.68
7.1.80.0130.00415.89
7.1.70.0060.00716.37
7.1.60.0130.01125.25
7.1.50.0120.01125.04
7.1.40.0150.01224.98
7.1.30.0140.01224.88
7.1.20.0150.00825.17
7.1.10.0060.00816.12
7.1.00.0060.00916.26
7.0.310.0090.00915.01
7.0.300.0100.00515.23
7.0.290.0050.00815.23
7.0.280.0100.00715.39
7.0.270.0120.00115.07
7.0.260.0040.00915.41
7.0.250.0190.00015.26
7.0.240.0050.00815.39
7.0.230.0110.00715.27
7.0.220.0100.00315.08
7.0.210.0090.00615.42
7.0.200.0090.00315.98
7.0.190.0070.00616.06
7.0.180.0110.00515.78
7.0.170.0100.00515.76
7.0.160.0060.00815.71
7.0.150.0060.00815.74
7.0.140.0080.00615.73
7.0.130.0040.01115.82
7.0.120.0070.00615.89
7.0.110.0100.00415.82
7.0.100.0050.00715.96
7.0.90.0110.00415.59
7.0.80.0060.00515.68
7.0.70.0060.00615.67
7.0.60.0050.00815.61
7.0.50.0100.00515.83
7.0.40.0020.01314.77
7.0.30.0040.00914.95
7.0.20.0080.00714.80
7.0.10.0050.01014.95
7.0.00.0060.00914.90
5.6.380.0050.00913.85

preferences:
53.54 ms | 400 KiB | 5 Q