3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('foo' => 'bar'); $obj = new stdClass(); $obj->foo = 'bar'; print json_encode($arr); print json_encode($obj);

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)
8.3.60.0130.00716.38
8.3.50.0050.01122.01
8.3.40.0110.00318.70
8.3.30.0160.00419.09
8.3.20.0040.00420.29
8.3.10.0070.00023.67
8.3.00.0050.00320.75
8.2.180.0060.01018.41
8.2.170.0120.00322.96
8.2.160.0060.00920.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0130.00626.16
8.2.120.0040.00419.23
8.2.110.0090.00322.26
8.2.100.0040.00719.26
8.2.90.0030.00519.13
8.2.80.0040.00417.97
8.2.70.0090.00017.63
8.2.60.0060.00317.55
8.2.50.0050.00318.07
8.2.40.0040.00419.89
8.2.30.0000.00818.23
8.2.20.0040.00417.58
8.2.10.0000.00717.94
8.2.00.0060.00317.66
8.1.280.0140.00325.92
8.1.270.0080.00022.18
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.65
8.1.230.0110.00019.14
8.1.220.0080.00017.78
8.1.210.0000.00818.77
8.1.200.0090.00017.35
8.1.190.0080.00017.10
8.1.180.0030.00618.10
8.1.170.0080.00018.46
8.1.160.0000.00721.98
8.1.150.0000.00718.54
8.1.140.0040.00417.34
8.1.130.0030.00317.83
8.1.120.0050.00317.34
8.1.110.0000.00717.35
8.1.100.0000.00717.41
8.1.90.0080.00017.45
8.1.80.0040.00417.42
8.1.70.0000.00717.35
8.1.60.0050.00317.43
8.1.50.0050.00317.42
8.1.40.0000.00917.32
8.1.30.0030.00617.57
8.1.20.0040.00417.50
8.1.10.0040.00417.63
8.1.00.0050.00217.49
8.0.300.0060.00318.77
8.0.290.0050.00216.61
8.0.280.0070.00018.44
8.0.270.0000.00717.16
8.0.260.0070.00017.23
8.0.250.0030.00316.93
8.0.240.0070.00016.94
8.0.230.0070.00016.89
8.0.220.0050.00216.83
8.0.210.0030.00316.85
8.0.200.0070.00016.77
8.0.190.0050.00216.89
8.0.180.0040.00416.85
8.0.170.0000.00816.85
8.0.160.0040.00416.81
8.0.150.0000.00716.87
8.0.140.0070.00016.82
8.0.130.0000.00513.26
8.0.120.0000.00716.63
8.0.110.0070.00016.71
8.0.100.0030.00516.63
8.0.90.0040.00416.62
8.0.80.0040.01116.81
8.0.70.0070.00016.65
8.0.60.0030.00516.82
8.0.50.0000.00716.71
8.0.30.0130.00617.14
8.0.20.0160.00617.40
8.0.10.0040.00416.85
8.0.00.0140.00316.66
7.4.330.0050.00015.00
7.4.320.0030.00316.42
7.4.300.0060.00016.47
7.4.290.0020.00516.52
7.4.280.0050.00316.57
7.4.270.0030.00316.40
7.4.260.0000.00716.52
7.4.250.0040.00416.54
7.4.240.0030.00316.54
7.4.230.0040.00416.64
7.4.220.0110.00716.50
7.4.210.0090.00616.44
7.4.200.0030.00316.57
7.4.160.0060.00916.29
7.4.150.0370.02917.40
7.4.140.0110.00617.86
7.4.130.0050.01116.28
7.4.120.0120.00816.37
7.4.110.0070.01016.42
7.4.100.0070.01016.49
7.4.90.0130.00316.24
7.4.80.0120.00619.39
7.4.70.0030.01216.47
7.4.60.0080.00716.31
7.4.50.0040.00416.32
7.4.40.0120.01216.50
7.4.30.0160.00016.54
7.4.00.0100.00614.47
7.3.330.0060.00013.08
7.3.320.0000.00613.18
7.3.310.0000.00716.05
7.3.300.0040.00416.21
7.3.290.0120.00316.26
7.3.280.0080.01016.24
7.3.270.0110.00817.40
7.3.260.0070.01116.20
7.3.250.0080.01016.43
7.3.240.0090.00916.54
7.3.230.0030.01316.39
7.3.210.0060.01016.23
7.3.200.0100.00616.25
7.3.190.0100.00716.20
7.3.180.0110.00416.39
7.3.170.0160.00016.27
7.3.160.0160.00016.42
7.3.120.0060.00914.67
7.2.330.0090.00916.79
7.2.320.0100.00716.46
7.2.310.0060.01016.52
7.2.300.0040.01216.66
7.2.290.0100.01016.32
7.2.60.0080.00816.73
7.2.00.0000.01319.25
7.1.200.0060.00815.78
7.1.100.0030.00617.85
7.1.70.0000.01217.07
7.1.60.0050.00519.70
7.1.50.0150.00916.94
7.1.00.0030.07022.36
7.0.200.0040.00416.47
7.0.140.0070.07021.96
7.0.90.0730.06319.89
7.0.80.0700.06320.07
7.0.70.0530.07719.88
7.0.60.0570.07320.00
7.0.50.0530.03720.15
7.0.40.0070.04320.14
7.0.30.0070.06720.08
7.0.20.0030.06020.17
7.0.10.0070.08020.02
7.0.00.0230.06320.12
5.6.280.0070.07020.92
5.6.240.0230.04320.45
5.6.230.0130.07320.57
5.6.220.0200.07020.54
5.6.210.0030.04320.59
5.6.200.0000.05721.06
5.6.190.0100.08020.98
5.6.180.0000.05321.03
5.6.170.0100.06721.07
5.6.160.0070.08321.02
5.6.150.0030.08021.10
5.6.140.0130.06020.91
5.6.130.0000.05721.16
5.6.120.0100.05721.16
5.6.110.0000.08321.12
5.6.100.0070.08721.12
5.6.90.0200.03720.91
5.6.80.0100.04320.32
5.6.70.0170.06320.32
5.6.60.0070.07020.47
5.6.50.0230.06720.46
5.6.40.0070.04320.40
5.6.30.0130.05020.38
5.6.20.0100.04320.37
5.6.10.0070.07720.37
5.6.00.0130.06720.41
5.5.380.0100.03720.36
5.5.370.0100.07720.46
5.5.360.0030.04320.49
5.5.350.0000.04720.31
5.5.340.0130.06320.79
5.5.330.0100.08020.89
5.5.320.0070.08020.77
5.5.310.0100.07320.93
5.5.300.0030.07020.89
5.5.290.0070.05720.79
5.5.280.0130.07320.64
5.5.270.0130.04020.78
5.5.260.0030.08720.79
5.5.250.0070.09020.54
5.5.240.0200.06020.26
5.5.230.0000.08320.20
5.5.220.0000.08720.25
5.5.210.0070.07720.17
5.5.200.0070.07720.23
5.5.190.0170.06720.22
5.5.180.0130.03720.12
5.5.160.0070.07720.18
5.5.150.0100.07020.17
5.5.140.0100.07320.23
5.5.130.0070.08020.22
5.5.120.0100.05720.26
5.5.110.0100.08020.20
5.5.100.0030.05320.07
5.5.90.0030.05020.06
5.5.80.0170.06320.11
5.5.70.0030.05320.06
5.5.60.0200.04020.02
5.5.50.0030.08020.01
5.5.40.0130.03720.13
5.5.30.0030.08319.99
5.5.20.0100.04019.96
5.5.10.0070.07720.04
5.5.00.0070.05020.11
5.4.450.0130.07319.47
5.4.440.0130.07719.55
5.4.430.0130.04719.27
5.4.420.0070.07719.55
5.4.410.0070.08019.14
5.4.400.0000.04719.16
5.4.390.0130.06718.96
5.4.380.0100.06719.14
5.4.370.0170.06319.05
5.4.360.0070.04319.14
5.4.350.0030.04319.05
5.4.340.0070.07018.81
5.4.320.0070.04018.98
5.4.310.0100.07318.94
5.4.300.0200.06719.05
5.4.290.0100.06019.14
5.4.280.0030.08318.88
5.4.270.0130.07019.02
5.4.260.0030.06719.14
5.4.250.0030.07719.09
5.4.240.0030.07318.80
5.4.230.0070.04019.04
5.4.220.0070.04019.02
5.4.210.0100.04318.88
5.4.200.0030.07719.04
5.4.190.0100.06718.98
5.4.180.0070.04019.03
5.4.170.0170.06319.03
5.4.160.0000.04319.05
5.4.150.0130.07019.00
5.4.140.0130.05716.29
5.4.130.0100.04716.23
5.4.120.0100.06716.38
5.4.110.0130.03016.23
5.4.100.0030.07316.41
5.4.90.0100.06016.44
5.4.80.0100.06716.20
5.4.70.0070.07316.22
5.4.60.0030.03716.36
5.4.50.0030.07716.20
5.4.40.0000.05716.38
5.4.30.0000.06316.28
5.4.20.0030.04016.19
5.4.10.0100.07316.20
5.4.00.0100.07315.76
5.3.290.0030.04314.57
5.3.280.0000.04714.57
5.3.270.0100.06314.60
5.3.260.0100.04014.46
5.3.250.0130.04014.59
5.3.240.0100.07014.57
5.3.230.0170.05314.41
5.3.220.0130.07014.53
5.3.210.0170.05714.52
5.3.200.0130.06714.48
5.3.190.0030.07314.50
5.3.180.0070.06714.49
5.3.170.0000.05714.57
5.3.160.0070.07314.42
5.3.150.0070.07014.55
5.3.140.0130.06714.51
5.3.130.0030.05314.52
5.3.120.0100.08014.40
5.3.110.0070.04314.55
5.3.100.0170.06013.89
5.3.90.0100.05714.02
5.3.80.0070.05313.86
5.3.70.0130.06314.00
5.3.60.0030.07714.00
5.3.50.0030.05313.93
5.3.40.0070.05013.90
5.3.30.0000.04013.90
5.3.20.0070.06313.68
5.3.10.0130.06013.61
5.3.00.0070.07713.54
5.2.170.0100.06011.05
5.2.160.0000.04011.00
5.2.150.0070.03711.21
5.2.140.0230.04711.18
5.2.130.0030.03010.92
5.2.120.0030.03011.12
5.2.110.0000.03711.15
5.2.100.0030.04011.12
5.2.90.0100.05711.06
5.2.80.0030.06310.93
5.2.70.0130.03011.18
5.2.60.0130.05710.91
5.2.50.0070.05311.01
5.2.40.0070.05310.95
5.2.30.0000.04010.79
5.2.20.0030.06010.92
5.2.10.0070.04710.77
5.2.00.0070.02710.73
5.1.60.0030.05310.55
5.1.50.0030.04710.55
5.1.40.0030.05310.55
5.1.30.0030.05710.55
5.1.20.0030.05310.55
5.1.10.0000.03310.55
5.1.00.0030.05310.55
5.0.50.0070.04010.55
5.0.40.0030.04310.55
5.0.30.0000.06010.55
5.0.20.0030.03010.55
5.0.10.0070.03710.55
5.0.00.0100.05010.55
4.4.90.0070.03010.55
4.4.80.0000.02710.55
4.4.70.0030.02010.55
4.4.60.0070.01710.55
4.4.50.0070.03010.55
4.4.40.0000.05310.55
4.4.30.0000.02010.55
4.4.20.0000.03310.55
4.4.10.0070.01710.55
4.4.00.0030.05010.55
4.3.110.0000.03710.55
4.3.100.0000.02710.55
4.3.90.0000.03710.55
4.3.80.0070.05310.55
4.3.70.0000.03310.55
4.3.60.0000.03710.55
4.3.50.0000.02710.55
4.3.40.0000.05710.55
4.3.30.0070.03310.55
4.3.20.0000.03310.55
4.3.10.0000.03710.55
4.3.00.0000.03310.55

preferences:
51.48 ms | 401 KiB | 5 Q