3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode(new ArrayObject([])); echo json_encode([]);

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)
8.3.60.0180.00016.50
8.3.50.0110.01121.93
8.3.40.0080.00818.71
8.3.30.0070.01118.72
8.3.20.0060.00318.52
8.3.10.0070.00021.82
8.3.00.0000.00821.64
8.2.180.0060.00816.63
8.2.170.0100.01022.96
8.2.160.0070.01120.32
8.2.150.0060.00324.18
8.2.140.0140.00024.66
8.2.130.0070.00026.16
8.2.120.0140.00021.19
8.2.110.0040.00722.13
8.2.100.0000.01217.72
8.2.90.0040.00419.05
8.2.80.0060.00318.04
8.2.70.0080.00017.50
8.2.60.0040.00417.91
8.2.50.0040.00418.16
8.2.40.0000.00720.59
8.2.30.0030.00519.18
8.2.20.0040.00418.10
8.2.10.0040.00417.90
8.2.00.0000.00817.54
8.1.280.0120.00625.92
8.1.270.0080.00022.14
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0060.00323.83
8.1.230.0080.00317.51
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0030.00516.88
8.1.180.0040.00418.10
8.1.170.0000.00818.53
8.1.160.0060.00318.82
8.1.150.0000.00821.96
8.1.140.0040.00419.31
8.1.130.0000.00717.60
8.1.120.0050.00317.32
8.1.110.0000.00717.37
8.1.100.0000.00717.28
8.1.90.0040.00417.25
8.1.80.0080.00017.32
8.1.70.0000.00817.22
8.1.60.0040.00417.34
8.1.50.0000.00817.23
8.1.40.0000.00817.38
8.1.30.0050.00317.52
8.1.20.0040.00417.50
8.1.10.0060.00317.45
8.1.00.0000.00817.40
8.0.300.0000.00819.84
8.0.290.0040.00416.60
8.0.280.0030.00318.30
8.0.270.0030.00317.25
8.0.260.0110.00017.01
8.0.250.0000.00716.84
8.0.240.0030.00317.02
8.0.230.0000.00816.84
8.0.220.0030.00316.64
8.0.210.0020.00516.64
8.0.200.0030.00316.85
8.0.190.0070.00016.83
8.0.180.0090.00016.79
8.0.170.0000.01016.66
8.0.160.0070.00016.79
8.0.150.0000.00716.60
8.0.140.0040.00416.71
8.0.130.0030.00313.13
8.0.120.0070.00016.76
8.0.110.0070.00016.78
8.0.100.0030.00616.84
8.0.90.0030.00516.78
8.0.80.0060.01216.79
8.0.70.0040.00416.80
8.0.60.0030.00516.80
8.0.50.0040.00416.64
8.0.30.0110.00617.17
8.0.20.0090.01117.40
8.0.10.0050.00316.85
8.0.00.0100.01016.53
7.4.330.0000.00515.55
7.4.320.0030.00316.48
7.4.300.0060.00016.45
7.4.290.0030.00316.22
7.4.280.0040.00416.36
7.4.270.0060.00316.46
7.4.260.0000.00816.43
7.4.250.0040.00416.41
7.4.240.0040.00416.45
7.4.230.0070.00016.57
7.4.220.0110.01016.31
7.4.210.0070.01416.40
7.4.200.0070.00016.34
7.4.160.0110.00416.44
7.4.150.0190.00017.40
7.4.140.0050.01317.86
7.4.130.0110.00716.51
7.4.120.0100.00916.49
7.4.110.0030.01416.23
7.4.100.0030.01316.16
7.4.90.0190.00016.41
7.4.80.0100.00619.39
7.4.70.0110.00616.32
7.4.60.0130.00616.45
7.4.50.0000.01716.32
7.4.40.0100.00716.50
7.4.30.0100.00716.37
7.4.10.0060.01214.95
7.4.00.0060.01115.02
7.3.330.0000.00512.88
7.3.320.0030.00312.97
7.3.310.0030.00316.16
7.3.300.0030.00316.11
7.3.290.0090.00816.15
7.3.280.0120.00716.13
7.3.270.0100.01017.40
7.3.260.0100.00716.07
7.3.250.0090.00816.24
7.3.240.0060.01416.25
7.3.230.0050.01116.39
7.3.210.0060.00916.10
7.3.200.0150.00616.29
7.3.190.0100.00716.21
7.3.180.0080.00816.16
7.3.170.0060.01016.25
7.3.160.0090.00916.21
7.3.130.0060.00914.84
7.3.120.0120.00614.77
7.3.110.0090.00914.61
7.3.100.0070.01014.68
7.3.90.0090.00914.72
7.3.80.0090.00314.77
7.3.70.0040.01114.73
7.3.60.0030.00714.82
7.3.50.0060.00314.79
7.3.40.0060.00614.78
7.3.30.0030.00914.80
7.3.20.0090.00616.63
7.3.10.0080.00816.44
7.3.00.0000.01616.64
7.2.330.0060.01216.20
7.2.320.0100.00716.57
7.2.310.0120.01116.61
7.2.300.0100.01316.56
7.2.290.0030.01416.68
7.2.260.0060.01014.84
7.2.250.0070.01014.89
7.2.240.0030.01014.99
7.2.230.0060.00914.92
7.2.220.0140.00314.80
7.2.210.0060.01014.77
7.2.200.0000.01114.82
7.2.190.0030.01314.81
7.2.180.0060.00614.87
7.2.170.0030.00714.98
7.2.160.0090.00614.71
7.2.150.0030.01216.55
7.2.140.0000.01316.76
7.2.130.0080.00416.71
7.2.120.0040.01116.66
7.2.110.0130.00316.39
7.2.100.0040.01216.84
7.2.90.0030.01316.98
7.2.80.0000.01316.84
7.2.70.0110.00416.61
7.2.60.0090.00816.74
7.2.50.0070.00616.75
7.2.40.0090.00616.31
7.2.30.0030.00616.80
7.2.20.0060.00616.87
7.2.10.0070.00716.90
7.2.00.0050.01118.10
7.1.330.0030.00915.73
7.1.320.0110.00015.79
7.1.310.0130.00315.56
7.1.300.0070.00715.57
7.1.290.0000.01115.47
7.1.280.0000.01415.65
7.1.270.0060.00615.71
7.1.260.0000.00915.64
7.1.250.0060.00615.39
7.1.240.0100.00715.49
7.1.230.0070.00715.75
7.1.220.0060.00615.45
7.1.210.0030.01015.66
7.1.200.0080.00415.56
7.1.190.0030.01015.36
7.1.180.0000.01215.77
7.1.170.0030.00915.75
7.1.160.0030.01015.61
7.1.150.0070.00715.81
7.1.140.0040.00715.45
7.1.130.0090.00715.65
7.1.120.0000.01415.76
7.1.110.0000.01615.70
7.1.100.0030.01015.77
7.1.90.0000.00815.71
7.1.80.0030.01015.70
7.1.70.0050.01016.40
7.1.60.0060.00716.30
7.1.50.0060.00915.77
7.1.40.0070.01015.81
7.1.30.0100.00715.63
7.1.20.0070.01015.49
7.1.10.0070.00315.34
7.1.00.0030.04318.99
7.0.330.0070.00715.45
7.0.320.0060.00615.12
7.0.310.0030.00615.25
7.0.300.0000.01515.32
7.0.290.0100.00315.34
7.0.280.0060.00315.48
7.0.270.0070.00715.23
7.0.260.0040.00415.41
7.0.250.0030.01015.23
7.0.240.0120.00315.43
7.0.230.0090.00615.35
7.0.220.0070.00415.19
7.0.210.0060.01015.32
7.0.200.0090.00514.87
7.0.190.0040.00815.46
7.0.180.0000.01515.19
7.0.170.0030.01415.23
7.0.160.0000.00915.04
7.0.150.0060.00815.43
7.0.140.0110.00415.33
7.0.130.0070.00715.52
7.0.120.0070.03018.71
7.0.110.0080.03318.73
7.0.100.0080.03018.76
7.0.90.0080.03518.73
7.0.80.0070.03218.65
7.0.70.0080.03018.67
7.0.60.0090.02818.68
7.0.50.0030.03518.78
7.0.40.0100.03217.77
7.0.30.0090.03017.77
7.0.20.0080.02817.66
7.0.10.0030.03617.73
7.0.00.0090.02817.65
5.6.400.0100.00314.25
5.6.390.0070.00714.44
5.6.380.0060.00914.06
5.6.370.0030.00614.53
5.6.360.0070.00314.19
5.6.350.0000.01414.49
5.6.340.0030.01014.28
5.6.330.0140.00414.13
5.6.320.0060.00913.91
5.6.310.0060.01014.09
5.6.300.0080.00614.23
5.6.290.0030.00914.42
5.6.280.0040.01114.10
5.6.270.0020.03317.54
5.6.260.0050.03117.83
5.6.250.0050.03517.60
5.6.240.0090.03117.44
5.6.230.0100.03017.53
5.6.220.0090.02817.59
5.6.210.0030.03517.63
5.6.200.0010.03617.53
5.6.190.0060.03717.61
5.6.180.0050.03317.71
5.6.170.0070.03017.63
5.6.160.0050.03217.56
5.6.150.0050.03517.63
5.6.140.0080.03017.54
5.6.130.0090.02817.48
5.6.120.0030.03617.58
5.6.110.0090.02917.64
5.6.100.0030.03317.52
5.6.90.0030.03317.54
5.6.80.0030.03117.25
5.6.70.0070.02817.15
5.6.60.0000.03517.31
5.6.50.0030.03017.32
5.6.40.0020.03317.29
5.6.30.0040.03417.13
5.6.20.0050.03117.13
5.6.10.0070.03517.18
5.6.00.0070.02917.21

preferences:
56.17 ms | 401 KiB | 5 Q