3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = array('in_monitoring' => new DateTime('now', new DateTimeZone('UTC'))); $json = json_encode($var); echo $json; $arr = json_decode($json); print_r($arr);

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)
8.3.60.0180.00316.50
8.3.50.0110.00621.98
8.3.40.0070.00718.94
8.3.30.0110.00418.86
8.3.20.0040.00420.14
8.3.10.0070.00023.51
8.3.00.0080.00019.38
8.2.180.0120.00316.75
8.2.170.0070.00722.96
8.2.160.0100.00320.27
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00317.50
8.2.120.0050.00326.35
8.2.110.0060.00322.08
8.2.100.0030.00917.93
8.2.90.0000.00719.27
8.2.80.0030.00517.97
8.2.70.0040.00417.75
8.2.60.0090.00018.04
8.2.50.0000.00918.07
8.2.40.0020.00519.34
8.2.30.0050.00220.67
8.2.20.0000.00817.74
8.2.10.0040.00418.15
8.2.00.0080.00018.22
8.1.280.0090.01225.92
8.1.270.0090.00322.05
8.1.260.0080.00028.09
8.1.250.0050.00228.09
8.1.240.0030.00622.46
8.1.230.0060.00617.77
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0030.00617.48
8.1.190.0100.00017.11
8.1.180.0040.00418.10
8.1.170.0000.00718.89
8.1.160.0040.00421.86
8.1.150.0000.00818.82
8.1.140.0050.00319.42
8.1.130.0000.00717.55
8.1.120.0000.00717.45
8.1.110.0000.00817.46
8.1.100.0040.00417.46
8.1.90.0000.00717.47
8.1.80.0000.00817.45
8.1.70.0000.00717.45
8.1.60.0030.00517.46
8.1.50.0060.00317.58
8.1.40.0000.00817.43
8.1.30.0000.00917.66
8.1.20.0040.00417.67
8.1.10.0070.00317.29
8.1.00.0000.00817.42
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.35
8.0.270.0030.00317.30
8.0.260.0000.00717.25
8.0.250.0070.00017.09
8.0.240.0000.00717.08
8.0.230.0040.00416.98
8.0.220.0000.00716.90
8.0.210.0000.00716.82
8.0.200.0030.00317.00
8.0.190.0060.00316.95
8.0.180.0030.00317.03
8.0.170.0030.00516.87
8.0.160.0000.00716.83
8.0.150.0000.00816.85
8.0.140.0000.00816.90
8.0.130.0050.00013.36
8.0.120.0020.00516.88
8.0.110.0000.00716.81
8.0.100.0000.00716.79
8.0.90.0070.00016.76
8.0.80.0030.01516.85
8.0.70.0050.00316.86
8.0.60.0040.00416.89
8.0.50.0000.00816.77
8.0.30.0110.00617.10
8.0.20.0070.01517.40
8.0.10.0050.00216.87
8.0.00.0080.00916.77
7.4.330.0060.00016.79
7.4.320.0030.00316.54
7.4.300.0080.00016.55
7.4.290.0030.00316.44
7.4.280.0070.00016.50
7.4.270.0080.00016.64
7.4.260.0030.00616.42
7.4.250.0070.00016.43
7.4.240.0030.00416.51
7.4.230.0030.00316.60
7.4.220.0140.00616.54
7.4.210.0070.00716.58
7.4.200.0070.00016.31
7.4.160.0000.01516.56
7.4.150.0060.01517.40
7.4.140.0160.00617.86
7.4.130.0100.00716.43
7.4.120.0140.00616.68
7.4.110.0070.01116.42
7.4.100.0120.00616.71
7.4.90.0120.00616.53
7.4.80.0140.00419.39
7.4.70.0090.00916.57
7.4.60.0040.01216.57
7.4.50.0110.00316.39
7.4.40.0130.00316.65
7.4.30.0040.01816.65
7.4.00.0090.00614.88
7.3.330.0070.00013.30
7.3.320.0000.00513.12
7.3.310.0070.00016.28
7.3.300.0030.00316.37
7.3.290.0000.00716.31
7.3.280.0120.00516.39
7.3.270.0070.01017.40
7.3.260.0070.01016.36
7.3.250.0100.00816.50
7.3.240.0060.01616.55
7.3.230.0100.00716.40
7.3.210.0070.01016.63
7.3.200.0040.01716.69
7.3.190.0140.00316.29
7.3.180.0080.00816.63
7.3.170.0090.01216.48
7.3.160.0030.01216.46
7.3.120.0060.00914.90
7.3.110.0080.00815.15
7.3.100.0040.01114.55
7.3.90.0070.00714.98
7.3.80.0100.00315.02
7.3.70.0030.00914.91
7.3.60.0030.01014.88
7.3.50.0030.01114.68
7.3.40.0030.01114.98
7.3.30.0060.01015.02
7.3.20.0030.01316.82
7.3.10.0070.00716.78
7.3.00.0060.00616.72
7.2.330.0160.00616.54
7.2.320.0140.00316.86
7.2.310.0060.01016.58
7.2.300.0090.01316.36
7.2.290.0150.00316.89
7.2.240.0090.00315.00
7.2.230.0090.00614.98
7.2.220.0140.00414.95
7.2.210.0050.00515.06
7.2.200.0070.01015.08
7.2.190.0040.01215.02
7.2.180.0100.00714.86
7.2.170.0060.00815.01
7.2.160.0030.01014.88
7.2.150.0110.00416.96
7.2.140.0130.00016.97
7.2.130.0030.00816.89
7.2.120.0040.01216.99
7.2.110.0030.00817.02
7.2.100.0060.00816.85
7.2.90.0060.00317.02
7.2.80.0060.01217.08
7.2.70.0060.01017.02
7.2.60.0050.00816.99
7.2.50.0030.01017.02
7.2.40.0030.01317.15
7.2.30.0060.00617.03
7.2.20.0030.01016.73
7.2.10.0030.01016.86
7.2.00.0040.00918.42
7.1.330.0110.00415.76
7.1.320.0030.01415.89
7.1.310.0120.00316.03
7.1.300.0120.00015.81
7.1.290.0030.01215.58
7.1.280.0060.00815.58
7.1.270.0140.00015.93
7.1.260.0070.01016.04
7.1.250.0110.00615.95
7.1.200.0040.00815.71
7.1.100.0040.00817.88
7.1.70.0100.00717.03
7.1.60.0100.01319.36
7.1.50.0030.00917.07
7.1.00.0100.07022.40
7.0.200.0000.00816.91
7.0.90.0070.08319.95
7.0.80.0130.07319.95
7.0.70.0500.07020.02
7.0.60.0300.07719.88
7.0.50.0130.07020.39
7.0.40.0100.07320.11
7.0.30.0100.08020.18
7.0.20.0070.05020.14
7.0.10.0200.06719.98
7.0.00.0030.08720.04
5.6.280.0000.04020.82
5.6.240.0100.04720.68
5.6.230.0170.07720.50
5.6.220.0130.06720.48
5.6.210.0100.04720.67
5.6.200.0070.06020.96
5.6.190.0100.08021.09
5.6.180.0100.07721.03
5.6.170.0070.08720.95
5.6.160.0170.07321.00
5.6.150.0100.07721.02
5.6.140.0070.04021.04
5.6.130.0070.08021.10
5.6.120.0070.08721.06
5.6.110.0070.08721.02
5.6.100.0070.08321.11
5.6.90.0030.05321.01
5.6.80.0030.08020.43
5.6.70.0170.06720.49
5.6.60.0100.04020.37
5.6.50.0030.05720.33
5.6.40.0070.04020.41
5.6.30.0100.07320.37
5.6.20.0200.06320.38
5.6.10.0200.06320.35
5.6.00.0070.05020.27
5.5.380.0200.05720.44
5.5.370.0130.06320.41
5.5.360.0030.06320.40
5.5.350.0070.04320.32
5.5.340.0100.05020.73
5.5.330.0000.08020.92
5.5.320.0070.08720.91
5.5.310.0100.06020.72
5.5.300.0130.06320.75
5.5.290.0070.04720.75
5.5.280.0170.07320.75
5.5.270.0070.08020.88
5.5.260.0000.07720.91
5.5.250.0070.08020.53
5.5.240.0070.08320.29
5.5.230.0070.05320.27
5.5.220.0200.06720.14
5.5.210.0200.05320.10
5.5.200.0070.07320.12
5.5.190.0030.08320.22
5.5.180.0130.07020.10
5.5.160.0100.06720.18
5.5.150.0100.07020.20
5.5.140.0100.05020.20
5.5.130.0100.07719.98
5.5.120.0000.06020.07
5.5.110.0070.06320.07
5.5.100.0130.07019.98
5.5.90.0100.08020.00
5.5.80.0130.07719.96
5.5.70.0000.05320.15
5.5.60.0130.04020.13
5.5.50.0170.09019.95
5.5.40.0070.07719.92
5.5.30.0070.08720.14
5.5.20.0000.07720.09
5.5.10.0100.06019.99
5.5.00.0070.06320.08

preferences:
50.09 ms | 401 KiB | 5 Q