3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = '{ "foo": "Hello World! \u1F451 👑 " }'; var_dump(json_decode($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)
8.3.70.0110.00416.28
8.3.60.0040.01118.18
8.3.50.0120.00621.08
8.3.40.0120.00318.59
8.3.30.0060.01018.62
8.3.20.0040.00418.90
8.3.10.0060.00321.63
8.3.00.0040.00420.87
8.2.180.0090.00616.50
8.2.170.0040.01122.96
8.2.160.0110.00420.53
8.2.150.0060.00324.18
8.2.140.0000.00724.66
8.2.130.0040.00419.70
8.2.120.0000.00726.35
8.2.110.0090.00020.52
8.2.100.0040.00817.72
8.2.90.0030.00617.93
8.2.80.0030.00617.97
8.2.70.0030.00517.92
8.2.60.0090.00018.09
8.2.50.0060.00318.10
8.2.40.0080.00020.33
8.2.30.0030.00519.18
8.2.20.0030.00617.89
8.2.10.0040.00417.90
8.2.00.0040.00417.46
8.1.280.0160.00025.92
8.1.270.0030.00522.20
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0080.00023.92
8.1.230.0150.00518.97
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.13
8.1.190.0040.00417.10
8.1.180.0030.00518.10
8.1.170.0040.00418.59
8.1.160.0000.00718.82
8.1.150.0070.00020.18
8.1.140.0000.00919.49
8.1.130.0000.00617.80
8.1.120.0040.00417.45
8.1.110.0040.00417.30
8.1.100.0060.00317.27
8.1.90.0030.00517.40
8.1.80.0000.00717.40
8.1.70.0070.00017.35
8.1.60.0060.00317.44
8.1.50.0040.00417.39
8.1.40.0050.00317.48
8.1.30.0040.00417.59
8.1.20.0040.00417.48
8.1.10.0000.00717.42
8.1.00.0080.00017.38
8.0.300.0050.00219.63
8.0.290.0000.00916.75
8.0.280.0080.00018.33
8.0.270.0070.00017.19
8.0.260.0060.00417.05
8.0.250.0030.00316.77
8.0.240.0050.00316.81
8.0.230.0100.00016.79
8.0.220.0000.00716.82
8.0.210.0000.00716.76
8.0.200.0000.00616.89
8.0.190.0000.00716.91
8.0.180.0050.00216.82
8.0.170.0080.00316.83
8.0.160.0030.00316.87
8.0.150.0000.00716.76
8.0.140.0040.00416.79
8.0.130.0030.00313.24
8.0.120.0000.00816.79
8.0.110.0030.00516.77
8.0.100.0030.00516.75
8.0.90.0040.00416.82
8.0.80.0100.00716.77
8.0.70.0000.00816.70
8.0.60.0040.00416.69
8.0.50.0040.00416.81
8.0.30.0050.01017.11
8.0.20.0060.01417.40
8.0.10.0000.00716.88
8.0.00.0030.01416.55
7.4.330.0000.00515.55
7.4.320.0030.00316.43
7.4.300.0040.00416.41
7.4.290.0040.00416.41
7.4.280.0050.00216.39
7.4.270.0000.00616.34
7.4.260.0030.00316.50
7.4.250.0000.00816.50
7.4.240.0040.00416.57
7.4.230.0000.00816.28
7.4.220.0100.01016.45
7.4.210.0030.01716.43
7.4.200.0050.00316.41
7.4.160.0110.00816.33
7.4.150.0090.01117.40
7.4.140.0110.00817.86
7.4.130.0130.00716.37
7.4.120.0100.01016.37
7.4.110.0160.00316.25
7.4.100.0120.00916.35
7.4.90.0120.00816.48
7.4.80.0090.01219.39
7.4.70.0140.00316.48
7.4.60.0000.01716.33
7.4.50.0080.00316.44
7.4.40.0090.00616.39
7.4.30.0140.00316.38
7.4.00.0050.01114.82
7.3.330.0000.00613.04
7.3.320.0030.00312.97
7.3.310.0030.00316.20
7.3.300.0000.00616.24
7.3.290.0090.00916.15
7.3.280.0100.00816.15
7.3.270.0110.00617.40
7.3.260.0090.00816.09
7.3.250.0130.00416.22
7.3.240.0070.01016.30
7.3.230.0130.00316.39
7.3.210.0110.00516.49
7.3.200.0100.00716.25
7.3.190.0070.01016.14
7.3.180.0040.01116.15
7.3.170.0120.01016.08
7.3.160.0060.01116.35
7.3.120.0060.01314.68
7.3.110.0130.00314.45
7.3.100.0070.00714.52
7.3.90.0120.00314.40
7.3.80.0030.00614.46
7.3.70.0000.01214.80
7.3.60.0000.01014.56
7.3.50.0120.00314.47
7.3.40.0070.01014.53
7.3.30.0040.00814.75
7.3.20.0060.00916.45
7.3.10.0040.00716.44
7.3.00.0090.00316.59
7.2.330.0090.01016.43
7.2.320.0060.01116.46
7.2.310.0080.00816.47
7.2.300.0130.00416.18
7.2.290.0140.00416.35
7.2.250.0060.01214.39
7.2.240.0100.01014.97
7.2.230.0090.00614.68
7.2.220.0030.00615.02
7.2.210.0060.00615.03
7.2.200.0090.00314.98
7.2.190.0060.00614.73
7.2.180.0070.01014.70
7.2.170.0060.00614.79
7.2.130.0050.00516.65
7.2.120.0000.01016.46
7.2.110.0070.00316.70
7.2.100.0050.00316.73
7.2.90.0060.00316.78
7.2.80.0040.00716.68
7.2.70.0110.00016.83
7.2.60.0030.01016.79
7.2.50.0060.00616.51
7.2.40.0080.00316.71
7.2.30.0000.01016.67
7.2.20.0070.01016.30
7.2.10.0090.00316.81
7.2.00.0040.00416.35
7.1.330.0000.01315.84
7.1.320.0060.00315.68
7.1.310.0000.01215.77
7.1.300.0090.00615.39
7.1.290.0000.01515.59
7.1.280.0030.00615.55
7.1.270.0110.00415.86
7.1.260.0030.01215.79
7.1.250.0050.00515.68
7.1.200.0060.00315.73
7.1.70.0040.00417.25
7.1.60.0000.01416.95
7.1.00.0200.07322.43
7.0.200.0030.01316.60
7.0.130.0030.06322.18
7.0.120.0130.07022.12
7.0.110.0100.05722.13
7.0.100.0100.05722.11
7.0.90.0200.07322.05
7.0.80.0100.05322.22
7.0.70.0230.04321.96
7.0.60.0170.06022.04
7.0.50.0130.05722.15
7.0.40.0130.05321.99
7.0.30.0170.07022.10
7.0.20.0100.06022.14
7.0.10.0000.06322.13
7.0.00.0200.04322.19
5.6.280.0200.05321.04
5.6.270.0100.05321.09
5.6.260.0100.05320.88
5.6.250.0070.06021.07
5.6.240.0170.07021.15
5.6.230.0030.06320.76
5.6.220.0230.04720.94
5.6.210.0030.06020.91
5.6.200.0170.05021.07
5.6.190.0070.06020.77
5.6.180.0100.05320.84
5.6.170.0070.06321.07
5.6.160.0130.05020.81
5.6.150.0100.07020.88
5.6.140.0170.07021.01
5.6.130.0130.05020.87
5.6.120.0170.05020.73
5.6.110.0100.06021.05
5.6.100.0170.05020.86
5.6.90.0070.05721.02
5.6.80.0100.06320.40
5.6.70.0030.06020.23
5.6.60.0100.06720.44
5.6.50.0070.07020.26
5.6.40.0100.06320.17
5.6.30.0100.05720.38
5.6.20.0030.06020.42
5.6.10.0130.07020.38
5.6.00.0200.06320.35

preferences:
57.09 ms | 401 KiB | 5 Q