3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = '{ "foo": "Hello World! \u{1F451} 👑 " }'; var_dump(json_decode($json));

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)
8.3.60.0070.00718.30
8.3.50.0120.00916.61
8.3.40.0040.01118.36
8.3.30.0120.00318.59
8.3.20.0040.00418.77
8.3.10.0000.00721.60
8.3.00.0000.00820.84
8.2.180.0080.00816.38
8.2.170.0070.00722.96
8.2.160.0070.00720.35
8.2.150.0000.00724.18
8.2.140.0070.00024.66
8.2.130.0080.00019.82
8.2.120.0040.00426.35
8.2.110.0070.01020.39
8.2.100.0110.00017.91
8.2.90.0040.00417.91
8.2.80.0030.00517.97
8.2.70.0060.00317.90
8.2.60.0070.00018.09
8.2.50.0040.00418.10
8.2.40.0000.00820.59
8.2.30.0040.00419.18
8.2.20.0050.00217.86
8.2.10.0000.00817.91
8.2.00.0040.00417.53
8.1.280.0120.00625.92
8.1.270.0150.00023.99
8.1.260.0000.01528.09
8.1.250.0080.00028.09
8.1.240.0060.00323.92
8.1.230.0070.00719.16
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0050.00517.13
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0060.00318.52
8.1.160.0070.00018.77
8.1.150.0040.00420.31
8.1.140.0080.00019.50
8.1.130.0030.00317.86
8.1.120.0070.00017.39
8.1.110.0040.00417.23
8.1.100.0070.00317.39
8.1.90.0040.00417.35
8.1.80.0050.00317.31
8.1.70.0050.00317.38
8.1.60.0000.00717.43
8.1.50.0050.00317.42
8.1.40.0040.00417.46
8.1.30.0080.00017.45
8.1.20.0070.00017.49
8.1.10.0000.00717.33
8.1.00.0060.00317.36
8.0.300.0040.00419.69
8.0.290.0030.00616.75
8.0.280.0040.00418.37
8.0.270.0070.00017.19
8.0.260.0070.00317.18
8.0.250.0070.00016.88
8.0.240.0030.00316.77
8.0.230.0080.00016.86
8.0.220.0030.00316.83
8.0.210.0070.00016.73
8.0.200.0060.00016.91
8.0.190.0000.00716.85
8.0.180.0000.00816.85
8.0.170.0040.00716.86
8.0.160.0000.00716.84
8.0.150.0000.00716.74
8.0.140.0030.00316.63
8.0.130.0060.00013.28
8.0.120.0000.00816.80
8.0.110.0050.00316.70
8.0.100.0000.00716.80
8.0.90.0000.00816.69
8.0.80.0060.00916.76
8.0.70.0060.00316.71
8.0.60.0000.00816.70
8.0.50.0080.00016.81
8.0.30.0120.00517.09
8.0.20.0080.01117.40
8.0.10.0000.00716.89
8.0.00.0130.00616.39
7.4.330.0000.00515.55
7.4.320.0000.00616.53
7.4.300.0060.00016.42
7.4.290.0030.00316.56
7.4.280.0030.00616.42
7.4.270.0030.00316.47
7.4.260.0000.00716.51
7.4.250.0000.00816.46
7.4.240.0040.00416.53
7.4.230.0030.00416.18
7.4.220.0100.01016.44
7.4.210.0100.01016.53
7.4.200.0040.00416.48
7.4.160.0100.00516.16
7.4.150.0110.01217.40
7.4.140.0110.00517.86
7.4.130.0090.01016.49
7.4.120.0090.01116.33
7.4.110.0060.01216.35
7.4.100.0090.01216.54
7.4.90.0090.00916.35
7.4.80.0090.01519.39
7.4.70.0120.00416.38
7.4.60.0070.01016.35
7.4.50.0000.01916.36
7.4.40.0090.00716.47
7.4.30.0030.01316.62
7.4.00.0100.00315.03
7.3.330.0030.00313.02
7.3.320.0060.00013.01
7.3.310.0060.00016.07
7.3.300.0000.00616.04
7.3.290.0050.01016.10
7.3.280.0100.00916.14
7.3.270.0080.00817.40
7.3.260.0110.01116.10
7.3.250.0150.00516.06
7.3.240.0110.00716.38
7.3.230.0070.01616.39
7.3.210.0100.00716.10
7.3.200.0060.01516.21
7.3.190.0060.00916.18
7.3.180.0120.00416.25
7.3.170.0040.01616.38
7.3.160.0090.00916.21
7.3.10.0040.01416.32
7.3.00.0000.01216.42
7.2.330.0070.01516.41
7.2.320.0090.00916.65
7.2.310.0130.00316.20
7.2.300.0080.01616.57
7.2.290.0070.01016.24
7.2.130.0000.01416.66
7.2.120.0100.00616.79
7.2.110.0100.00316.79
7.2.100.0100.00016.53
7.2.90.0070.01016.76
7.2.80.0000.01216.83
7.2.70.0080.00816.51
7.2.60.0090.00716.66
7.2.50.0050.00616.72
7.2.40.0040.01116.68
7.2.30.0000.01316.52
7.2.20.0030.01316.58
7.2.10.0070.00316.53
7.2.00.0000.01216.63
7.1.250.0070.00715.71
7.1.200.0060.00615.39
7.1.70.0040.00416.81
7.1.60.0000.01417.12
7.1.00.0070.07722.37
7.0.200.0050.00216.79
7.0.130.0170.07721.95
7.0.120.0030.06721.96
7.0.110.0030.06721.95
7.0.100.0000.06321.95
7.0.90.0170.08022.05
7.0.80.0070.06322.25
7.0.70.0100.05322.07
7.0.60.0070.06021.80
7.0.50.0070.06322.19
7.0.40.0000.08321.97
7.0.30.0170.05322.20
7.0.20.0130.07022.19
7.0.10.0130.06022.12
7.0.00.0130.05322.05
5.6.280.0130.08020.89
5.6.270.0070.06720.95
5.6.260.0030.06320.88
5.6.250.0100.05721.11
5.6.240.0230.07320.89
5.6.230.0030.06721.14
5.6.220.0100.05320.79
5.6.210.0070.06720.99
5.6.200.0100.06021.07
5.6.190.0170.05020.82
5.6.180.0300.06321.03
5.6.170.0100.06020.98
5.6.160.0070.05720.86
5.6.150.0130.05721.02
5.6.140.0130.08320.87
5.6.130.0170.05720.86
5.6.120.0070.09020.76
5.6.110.0170.07020.76
5.6.100.0100.09021.06
5.6.90.0100.06721.01
5.6.80.0130.06320.26
5.6.70.0130.06320.42
5.6.60.0100.06020.24
5.6.50.0070.06720.45
5.6.40.0070.05720.23
5.6.30.0100.06020.23
5.6.20.0130.05320.38
5.6.10.0070.06320.34
5.6.00.0130.06720.21

preferences:
65.58 ms | 401 KiB | 5 Q