3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arraydata = array('foo' => 3.0, 'bar' => 3.1); $jsondata = json_encode($arraydata); var_dump($arraydata); var_dump($jsondata); echo json_encode($arraydata, JSON_PRESERVE_ZERO_FRACTION); echo json_decode($jsondata, true);

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)
8.3.60.0100.01016.50
8.3.50.0100.00921.09
8.3.40.0060.00918.89
8.3.30.0090.00618.84
8.3.20.0070.00020.34
8.3.10.0000.00823.52
8.3.00.0040.00423.65
8.2.180.0090.00918.18
8.2.170.0110.00422.96
8.2.160.0120.00620.43
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00421.20
8.2.120.0070.00026.35
8.2.110.0120.00621.12
8.2.100.0040.00817.92
8.2.90.0040.00419.17
8.2.80.0060.00317.97
8.2.70.0060.00317.63
8.2.60.0090.00018.05
8.2.50.0030.00618.09
8.2.40.0000.00720.47
8.2.30.0040.00419.48
8.2.20.0050.00317.71
8.2.10.0000.00717.92
8.2.00.0050.00318.11
8.1.280.0120.00825.92
8.1.270.0120.00622.14
8.1.260.0080.00028.09
8.1.250.0070.00028.09
8.1.240.0030.00622.52
8.1.230.0040.00717.64
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00817.23
8.1.190.0000.00817.22
8.1.180.0050.00318.10
8.1.170.0060.00318.59
8.1.160.0050.00220.68
8.1.150.0000.00718.85
8.1.140.0040.00419.57
8.1.130.0060.00317.63
8.1.120.0030.00317.42
8.1.110.0000.00717.23
8.1.100.0000.00817.31
8.1.90.0050.00217.43
8.1.80.0000.00717.31
8.1.70.0000.00817.29
8.1.60.0040.00417.54
8.1.50.0050.00317.42
8.1.40.0040.00417.48
8.1.30.0040.00417.48
8.1.20.0000.00717.47
8.1.10.0020.00517.41
8.1.00.0040.00417.45
8.0.300.0000.00818.77
8.0.290.0040.00416.88
8.0.280.0030.00318.50
8.0.270.0030.00317.29
8.0.260.0030.00317.25
8.0.250.0030.00316.91
8.0.240.0040.00417.05
8.0.230.0070.00016.94
8.0.220.0040.00416.86
8.0.210.0070.00016.87
8.0.200.0060.00016.87
8.0.190.0000.00816.92
8.0.180.0050.00216.94
8.0.170.0030.00516.89
8.0.160.0000.00716.87
8.0.150.0030.00616.88
8.0.140.0000.00716.80
8.0.130.0030.00313.35
8.0.120.0080.00016.81
8.0.110.0030.00516.86
8.0.100.0000.00716.86
8.0.90.0030.00416.90
8.0.80.0090.00616.88
8.0.70.0040.00416.73
8.0.60.0070.00016.86
8.0.50.0070.00016.89
8.0.30.0070.01217.12
8.0.20.0120.01117.40
8.0.10.0040.00417.04
8.0.00.0080.01116.74
7.4.330.0050.00016.79
7.4.320.0040.00416.48
7.4.300.0030.00316.35
7.4.290.0070.00016.52
7.4.280.0040.00416.42
7.4.270.0030.00316.55
7.4.260.0000.00716.40
7.4.250.0040.00416.48
7.4.240.0000.00716.43
7.4.230.0040.00316.25
7.4.220.0110.01116.47
7.4.210.0090.01216.41
7.4.200.0000.00716.50
7.4.160.0200.00016.48
7.4.150.0110.01417.40
7.4.140.0110.00717.86
7.4.130.0070.01116.21
7.4.120.0120.00916.23
7.4.110.0100.00716.52
7.4.100.0240.00016.30
7.4.90.0120.00616.62
7.4.80.0080.01119.39
7.4.70.0030.01316.59
7.4.60.0100.00616.37
7.4.50.0030.01016.17
7.4.40.0130.00716.30
7.4.30.0080.00816.21
7.4.00.0030.01414.78
7.3.330.0000.00512.98
7.3.320.0030.00313.10
7.3.310.0000.00716.20
7.3.300.0070.00016.18
7.3.290.0120.00416.19
7.3.280.0110.00616.20
7.3.270.0110.00817.40
7.3.260.0060.01116.25
7.3.240.0090.00816.25
7.3.230.0040.01316.39
7.3.210.0110.00516.16
7.3.200.0120.01119.39
7.3.190.0140.00316.21
7.3.180.0140.00716.44
7.3.170.0060.01016.27
7.3.160.0120.00916.23
7.2.330.0070.01016.61
7.2.320.0140.01016.30
7.2.310.0090.00916.72
7.2.300.0080.01216.39
7.2.290.0110.00616.54
7.2.80.0060.00916.72
7.2.60.0030.00917.07
7.2.00.0000.01219.16
7.1.200.0060.00615.75
7.1.100.0060.00618.04
7.1.70.0030.00617.15
7.1.60.0030.02119.40
7.1.50.0060.01616.86
7.1.00.0000.08022.36
7.0.200.0410.01014.31
7.0.90.0070.04719.96
7.0.80.0100.06720.00
7.0.70.0400.06319.89
7.0.60.0600.08019.93
7.0.50.0570.03020.29
7.0.40.0070.05020.18
7.0.30.0130.08020.09
7.0.20.0200.04020.12
7.0.10.0070.08720.14
7.0.00.0100.06320.14
5.6.280.0070.05721.11
5.6.240.0170.07720.72
5.6.230.0000.05020.59
5.6.220.0070.08320.58
5.6.210.0000.05320.55
5.6.200.0100.06721.02
5.6.190.0070.07721.07
5.6.180.0030.08020.99
5.6.170.0100.08320.95
5.6.160.0130.06721.11
5.6.150.0030.05321.05
5.6.140.0070.07021.05
5.6.130.0130.06320.93
5.6.120.0170.06721.01
5.6.110.0200.07321.07
5.6.100.0070.06721.04
5.6.90.0100.08020.92
5.6.80.0030.05020.51
5.6.70.0070.04720.39
5.6.60.0030.07020.37
5.6.50.0100.07320.46
5.6.40.0070.08020.52
5.6.30.0230.05720.46
5.6.20.0070.08020.28
5.6.10.0070.08720.28
5.6.00.0070.07320.41
5.5.380.0100.07320.36
5.5.370.0070.07320.40
5.5.360.0130.05720.47
5.5.350.0100.08020.47
5.5.340.0030.05020.86
5.5.330.0100.08020.75
5.5.320.0070.08020.88
5.5.310.0070.08320.89
5.5.300.0130.07720.85
5.5.290.0100.07020.76
5.5.280.0170.08020.76
5.5.270.0170.07720.86
5.5.260.0030.08720.91
5.5.250.0170.08020.69
5.5.240.0100.07320.14
5.5.230.0000.08320.25
5.5.220.0030.08020.13
5.5.210.0030.06320.01
5.5.200.0030.06720.14
5.5.190.0100.07720.20
5.5.180.0100.07320.10
5.5.160.0070.06020.23
5.5.150.0130.04320.10
5.5.140.0030.08720.25
5.5.130.0170.07320.26
5.5.120.0070.05020.22
5.5.110.0030.09020.06
5.5.100.0100.07320.15
5.5.90.0100.07020.00
5.5.80.0130.05720.07
5.5.70.0100.07020.08
5.5.60.0100.07720.03
5.5.50.0070.04320.05
5.5.40.0030.08020.04
5.5.30.0070.05319.97
5.5.20.0070.05320.04
5.5.10.0030.08020.06
5.5.00.0070.07320.10

preferences:
40.63 ms | 401 KiB | 5 Q