3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode([ new \stdClass, new class{}, (object)[], ]);

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)
8.3.60.0110.01116.50
8.3.50.0090.00618.13
8.3.40.0120.00618.64
8.3.30.0090.00618.77
8.3.20.0000.00720.22
8.3.10.0080.00020.57
8.3.00.0070.00023.65
8.2.180.0100.00716.88
8.2.170.0110.00422.96
8.2.160.0090.00622.25
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00020.86
8.2.120.0080.00026.35
8.2.110.0030.00620.94
8.2.100.0080.00317.93
8.2.90.0000.00819.22
8.2.80.0060.00317.97
8.2.70.0060.00317.63
8.2.60.0040.00418.04
8.2.50.0030.00618.09
8.2.40.0050.00322.30
8.2.30.0030.00519.23
8.2.20.0000.00717.68
8.2.10.0040.00418.05
8.2.00.0030.00518.11
8.1.280.0130.00325.92
8.1.270.0150.00322.01
8.1.260.0000.00728.09
8.1.250.0020.00528.09
8.1.240.0090.00018.96
8.1.230.0060.00617.75
8.1.220.0040.00417.74
8.1.210.0050.00518.77
8.1.200.0000.00917.25
8.1.190.0000.00917.22
8.1.180.0000.00818.10
8.1.170.0050.00318.59
8.1.160.0000.00720.69
8.1.150.0090.00020.57
8.1.140.0050.00319.50
8.1.130.0000.00717.62
8.1.120.0070.00017.38
8.1.110.0070.00017.43
8.1.100.0050.00317.38
8.1.90.0000.00717.34
8.1.80.0000.00817.37
8.1.70.0020.00417.38
8.1.60.0030.00617.55
8.1.50.0000.00817.45
8.1.40.0040.00417.46
8.1.30.0040.00417.48
8.1.20.0050.00317.45
8.1.10.0000.00817.46
8.1.00.0050.00317.40
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0000.00718.43
8.0.270.0070.00017.27
8.0.260.0000.00717.28
8.0.250.0030.00317.03
8.0.240.0000.00616.88
8.0.230.0080.00016.88
8.0.220.0000.00816.89
8.0.210.0080.00016.89
8.0.200.0060.00016.91
8.0.190.0050.00216.94
8.0.180.0040.00416.89
8.0.170.0000.00716.96
8.0.160.0030.00516.88
8.0.150.0070.00016.73
8.0.140.0040.00416.81
8.0.130.0030.00313.21
8.0.120.0050.00316.86
8.0.110.0070.00016.90
8.0.100.0040.00416.93
8.0.90.0030.00616.89
8.0.80.0110.00616.87
8.0.70.0000.00916.89
8.0.60.0030.00516.91
8.0.50.0030.00316.94
8.0.30.0110.00616.88
8.0.20.0080.01217.40
8.0.10.0040.00416.94
8.0.00.0100.00816.66
7.4.330.0050.00016.85
7.4.320.0030.00316.52
7.4.300.0000.00716.56
7.4.290.0000.00616.28
7.4.280.0000.00816.51
7.4.270.0000.00716.51
7.4.260.0030.00316.42
7.4.250.0070.00016.40
7.4.240.0000.00716.36
7.4.230.0000.00716.48
7.4.220.0070.01116.43
7.4.210.0040.01116.63
7.4.200.0000.00716.45
7.4.160.0110.00816.50
7.4.150.0080.01117.40
7.4.140.0120.00817.86
7.4.130.0080.01216.46
7.4.120.0120.00816.44
7.4.110.0090.01016.31
7.4.100.0090.00916.34
7.4.90.0170.00316.26
7.4.80.0100.01519.39
7.4.70.0090.00916.45
7.4.60.0100.00716.36
7.4.50.0120.00316.48
7.4.40.0100.00716.52
7.4.30.0060.01216.58
7.4.00.0060.00915.13
7.3.330.0000.00513.07
7.3.320.0000.00613.07
7.3.310.0000.00716.18
7.3.300.0000.00716.23
7.3.290.0100.00716.33
7.3.280.0090.00816.29
7.3.270.0180.00017.40
7.3.260.0060.00916.57
7.3.250.0120.01016.20
7.3.240.0090.00816.38
7.3.230.0160.00916.48
7.3.210.0070.01016.32
7.3.200.0120.00319.39
7.3.190.0100.00716.36
7.3.180.0070.01316.16
7.3.170.0090.00916.20
7.3.160.0080.00816.24
7.2.330.0110.00716.59
7.2.320.0100.00916.59
7.2.310.0140.01016.60
7.2.300.0080.01416.39
7.2.290.0080.01516.39
7.2.60.0060.00916.50
7.2.00.0080.00419.41
7.1.200.0100.00715.82
7.1.100.0060.01018.00
7.1.70.0030.00616.97
7.1.60.0070.01719.40
7.1.50.0000.01116.80
7.1.00.0000.07322.31
7.0.200.0290.00314.60
7.0.90.0600.07319.96
7.0.80.0630.07319.80
7.0.70.0570.05719.96
7.0.60.0600.08019.87
7.0.50.0600.08020.38
7.0.40.0070.08020.04
7.0.30.0070.07719.95
7.0.20.0200.07020.05
7.0.10.0200.06720.07
7.0.00.0030.08020.16
5.6.280.0030.03020.89
5.6.240.0170.07320.51
5.6.230.0070.06720.59
5.6.220.0100.07320.58
5.6.210.0100.05320.50
5.6.200.0100.08721.14
5.6.190.0070.04321.13
5.6.180.0130.04321.04
5.6.170.0070.08720.93
5.6.160.0100.08021.07
5.6.150.0130.07321.08
5.6.140.0030.08721.07
5.6.130.0200.07021.05
5.6.120.0130.08021.01
5.6.110.0170.07020.92
5.6.100.0030.07021.00
5.6.90.0070.08321.01
5.6.80.0030.07720.55
5.6.70.0070.07720.42
5.6.60.0170.06720.37
5.6.50.0100.08020.55
5.6.40.0030.04720.39
5.6.30.0100.08020.30
5.6.20.0100.07720.36
5.6.10.0200.04720.31
5.6.00.0070.07720.27
5.5.380.0070.05720.45
5.5.370.0070.05020.30
5.5.360.0170.07320.49
5.5.350.0030.08720.40
5.5.340.0100.08020.77
5.5.330.0100.05020.64
5.5.320.0030.06020.89
5.5.310.0070.08020.88
5.5.300.0070.07320.79
5.5.290.0100.07020.91
5.5.280.0070.05320.93
5.5.270.0130.07320.81
5.5.260.0070.07020.83
5.5.250.0130.04020.69
5.5.240.0000.08720.29
5.5.230.0130.07020.26
5.5.220.0030.04720.14
5.5.210.0070.04320.16
5.5.200.0130.07020.15
5.5.190.0030.06320.20
5.5.180.0130.07720.26
5.5.160.0130.05720.11
5.5.150.0070.04720.07
5.5.140.0070.04020.10
5.5.130.0200.04320.10
5.5.120.0100.07020.23
5.5.110.0070.08020.07
5.5.100.0170.06719.95
5.5.90.0100.07020.04
5.5.80.0070.04020.09
5.5.70.0100.07020.10
5.5.60.0070.03719.96
5.5.50.0100.07020.08
5.5.40.0070.07720.03
5.5.30.0030.07720.02
5.5.20.0070.07719.98
5.5.10.0070.08019.96
5.5.00.0000.04320.00

preferences:
26.78 ms | 400 KiB | 5 Q