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); var_dump(json_encode($arraydata)); var_dump(json_encode($arraydata, JSON_PRESERVE_ZERO_FRACTION)); var_dump(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)
8.3.60.0110.01116.36
8.3.50.0120.00316.22
8.3.40.0110.00418.84
8.3.30.0070.00718.42
8.3.20.0040.00420.04
8.3.10.0040.00423.61
8.3.00.0080.00023.51
8.2.180.0090.00616.50
8.2.170.0120.00922.96
8.2.160.0180.00020.32
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00020.79
8.2.120.0040.00426.35
8.2.110.0060.00321.11
8.2.100.0090.00317.80
8.2.90.0070.00019.07
8.2.80.0050.00517.97
8.2.70.0050.00517.38
8.2.60.0000.00818.04
8.2.50.0030.00618.09
8.2.40.0000.00822.17
8.2.30.0000.00719.31
8.2.20.0070.00017.50
8.2.10.0040.00418.11
8.2.00.0000.00817.98
8.1.280.0130.00625.92
8.1.270.0030.01622.18
8.1.260.0100.00728.09
8.1.250.0080.00028.09
8.1.240.0090.00022.42
8.1.230.0040.00717.70
8.1.220.0000.00817.78
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0080.00017.22
8.1.180.0040.00418.10
8.1.170.0060.00318.43
8.1.160.0000.00720.69
8.1.150.0040.00418.72
8.1.140.0000.00819.36
8.1.130.0060.00317.63
8.1.120.0070.00017.38
8.1.110.0030.00317.35
8.1.100.0040.00417.44
8.1.90.0040.00417.40
8.1.80.0030.00317.38
8.1.70.0080.00017.35
8.1.60.0000.00717.40
8.1.50.0080.00017.32
8.1.40.0040.00417.32
8.1.30.0030.00517.47
8.1.20.0070.00017.57
8.1.10.0080.00017.41
8.1.00.0040.00417.35
8.0.300.0080.00318.77
8.0.290.0040.00416.63
8.0.280.0050.00218.37
8.0.270.0080.00016.74
8.0.260.0060.00017.18
8.0.250.0070.00016.84
8.0.240.0030.00616.89
8.0.230.0000.00716.75
8.0.220.0030.00316.87
8.0.210.0030.00316.74
8.0.200.0070.00016.87
8.0.190.0040.00416.71
8.0.180.0000.00716.74
8.0.170.0030.00616.87
8.0.160.0080.00016.81
8.0.150.0060.00616.71
8.0.140.0000.00716.72
8.0.130.0050.00013.25
8.0.120.0080.00016.81
8.0.110.0000.00716.76
8.0.100.0000.00816.69
8.0.90.0000.00816.70
8.0.80.0120.00316.84
8.0.70.0040.00416.62
8.0.60.0040.00416.70
8.0.50.0000.00816.76
8.0.30.0110.00816.82
8.0.20.0110.01017.40
8.0.10.0040.00416.89
8.0.00.0080.01116.66
7.4.330.0000.00516.72
7.4.320.0000.00716.55
7.4.300.0060.00316.56
7.4.290.0050.00316.49
7.4.280.0000.00716.42
7.4.270.0020.00516.38
7.4.260.0070.00016.40
7.4.250.0000.00816.38
7.4.240.0000.00716.38
7.4.230.0070.00016.61
7.4.220.0040.01516.38
7.4.210.0080.00716.50
7.4.200.0070.00016.63
7.4.160.0060.01016.20
7.4.150.0130.00617.40
7.4.140.0110.00817.86
7.4.130.0120.00616.43
7.4.120.0130.00716.41
7.4.110.0130.00616.46
7.4.100.0060.01216.59
7.4.90.0110.00716.32
7.4.80.0130.00619.39
7.4.70.0110.00716.55
7.4.60.0060.00916.53
7.4.50.0060.00616.38
7.4.40.0040.01416.51
7.4.30.0030.01316.49
7.4.00.0060.00914.89
7.3.330.0060.00012.87
7.3.320.0060.00012.97
7.3.310.0040.00416.13
7.3.300.0030.00316.11
7.3.290.0050.01116.13
7.3.280.0090.00816.11
7.3.270.0080.00817.40
7.3.260.0070.01016.19
7.3.240.0120.00616.19
7.3.230.0130.00516.39
7.3.210.0090.00916.36
7.3.200.0100.00719.39
7.3.190.0060.01216.42
7.3.180.0090.00816.08
7.3.170.0030.01916.27
7.3.160.0100.00516.17
7.2.330.0060.01116.40
7.2.320.0140.00516.21
7.2.310.0060.01016.62
7.2.300.0080.01016.54
7.2.290.0130.00316.59
7.2.60.0000.01416.91
7.2.00.0030.00919.50
7.1.200.0030.01015.84
7.1.100.0090.00317.87
7.1.70.0000.00717.20
7.1.60.0100.01319.40
7.1.50.0070.00417.02
7.1.00.0070.07022.45
7.0.200.0620.00314.50
7.0.90.0170.07719.86
7.0.80.0100.04719.98
7.0.70.0100.04719.82
7.0.60.0100.04319.93
7.0.50.0170.07320.16
7.0.40.0070.09020.14
7.0.30.0100.04320.09
7.0.20.0100.04320.04
7.0.10.0070.07320.18
7.0.00.0100.08320.09
5.6.280.0030.03721.02
5.6.240.0070.08020.58
5.6.230.0100.06320.63
5.6.220.0030.07720.61
5.6.210.0030.08720.40
5.6.200.0100.07721.06
5.6.190.0100.04721.04
5.6.180.0070.08021.11
5.6.170.0000.07021.05
5.6.160.0030.05020.94
5.6.150.0100.03720.88
5.6.140.0030.04321.07
5.6.130.0030.04321.08
5.6.120.0000.04720.94
5.6.110.0030.04321.01
5.6.100.0170.06721.00
5.6.90.0130.06320.92
5.6.80.0000.08720.46
5.6.70.0100.07320.47
5.6.60.0000.04720.39
5.6.50.0130.04020.39
5.6.40.0100.04320.31
5.6.30.0070.04720.36
5.6.20.0100.08020.36
5.6.10.0100.07720.36
5.6.00.0100.07320.47
5.5.380.0070.04720.34
5.5.370.0070.07020.49
5.5.360.0070.08020.38
5.5.350.0100.04320.29
5.5.340.0000.09320.86
5.5.330.0200.06020.88
5.5.320.0070.05720.74
5.5.310.0100.03720.62
5.5.300.0070.04720.94
5.5.290.0070.04320.86
5.5.280.0070.08020.89
5.5.270.0030.05320.86
5.5.260.0070.08020.77
5.5.250.0100.07720.64
5.5.240.0030.08020.28
5.5.230.0170.06320.24
5.5.220.0030.08320.27
5.5.210.0170.05720.17
5.5.200.0130.07020.20
5.5.190.0030.08020.27
5.5.180.0130.07020.11
5.5.160.0130.06320.23
5.5.150.0000.08020.17
5.5.140.0000.05720.22
5.5.130.0070.04320.14
5.5.120.0130.06320.07
5.5.110.0100.04320.25
5.5.100.0070.03720.16
5.5.90.0130.06020.06
5.5.80.0070.07019.95
5.5.70.0070.07720.11
5.5.60.0070.07319.96
5.5.50.0130.05019.89
5.5.40.0070.04319.95
5.5.30.0100.07320.02
5.5.20.0100.07019.98
5.5.10.0070.07320.03
5.5.00.0070.08019.95

preferences:
45.64 ms | 400 KiB | 5 Q