3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array( 'success' => "Sweet", 'failure' => false, 'array' => array(), ); $json = array2json($data);

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)
8.3.60.0120.00618.43
8.3.50.0150.00221.13
8.3.40.0040.01118.76
8.3.30.0080.00618.77
8.3.20.0070.00720.26
8.3.10.0080.00021.73
8.3.00.0040.00419.79
8.2.180.0030.01316.75
8.2.170.0070.00722.96
8.2.160.0130.00320.33
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00317.50
8.2.110.0060.00320.52
8.2.100.0040.00817.91
8.2.90.0040.00417.84
8.2.80.0040.00418.03
8.2.70.0090.00017.80
8.2.60.0030.00618.03
8.2.50.0050.00318.10
8.2.40.0040.00419.30
8.2.30.0040.00419.06
8.2.20.0030.00617.71
8.2.10.0030.00518.03
8.2.00.0040.00417.96
8.1.280.0070.00725.92
8.1.270.0070.00720.37
8.1.260.0040.00426.35
8.1.250.0000.00928.09
8.1.240.0030.00917.36
8.1.230.0070.00422.75
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0040.00417.35
8.1.190.0060.00317.35
8.1.180.0060.00318.10
8.1.170.0000.00918.57
8.1.160.0070.00018.80
8.1.150.0000.00718.68
8.1.140.0000.00817.37
8.1.130.0040.00417.55
8.1.120.0000.00717.45
8.1.110.0030.00517.38
8.1.100.0030.00617.37
8.1.90.0030.00317.28
8.1.80.0030.00517.40
8.1.70.0040.00417.36
8.1.60.0040.00417.49
8.1.50.0050.00217.54
8.1.40.0040.00417.46
8.1.30.0040.00817.64
8.1.20.0030.00617.65
8.1.10.0030.00617.55
8.1.00.0020.00517.37
8.0.300.0050.00320.10
8.0.290.0000.00816.75
8.0.280.0000.00718.27
8.0.270.0030.00317.18
8.0.260.0030.00317.21
8.0.250.0000.00716.86
8.0.240.0040.00416.93
8.0.230.0000.00716.91
8.0.220.0000.00716.82
8.0.210.0000.00716.76
8.0.200.0000.00716.93
8.0.190.0040.00716.94
8.0.180.0000.00816.94
8.0.170.0030.00616.89
8.0.160.0030.00316.91
8.0.150.0040.00416.77
8.0.140.0050.00316.84
8.0.130.0050.00313.33
8.0.120.0000.00816.73
8.0.110.0040.00416.86
8.0.100.0040.00416.74
8.0.90.0040.00416.86
8.0.80.0060.00916.95
8.0.70.0030.00516.81
8.0.60.0080.00016.71
8.0.50.0000.00716.74
8.0.30.0110.00717.06
8.0.20.0050.01617.40
8.0.10.0000.00716.80
8.0.00.0070.01016.76
7.4.330.0000.00715.08
7.4.320.0030.00316.35
7.4.300.0060.00016.50
7.4.290.0000.00716.48
7.4.280.0060.00216.59
7.4.270.0030.00316.58
7.4.260.0070.00016.59
7.4.250.0030.00316.46
7.4.240.0020.00516.52
7.4.230.0030.00316.41
7.4.220.0070.01016.66
7.4.210.0100.01016.61
7.4.200.0030.00316.52
7.4.160.0060.00916.49
7.4.150.0070.01017.40
7.4.140.0110.01017.86
7.4.130.0090.01216.46
7.4.120.0120.00716.50
7.4.110.0030.01316.46
7.4.100.0090.01116.45
7.4.90.0030.01316.46
7.4.80.0120.00819.39
7.4.70.0110.00616.47
7.4.60.0080.01016.40
7.4.50.0000.00816.54
7.4.40.0190.00616.50
7.4.30.0030.01716.54
7.4.00.0080.00014.77
7.3.330.0000.00513.01
7.3.320.0020.00213.04
7.3.310.0040.00416.33
7.3.300.0030.00316.20
7.3.290.0050.00916.24
7.3.280.0120.00616.22
7.3.270.0070.01717.40
7.3.260.0140.00316.62
7.3.250.0080.01016.32
7.3.240.0090.01216.30
7.3.230.0030.01316.48
7.3.210.0070.01016.36
7.3.200.0100.00616.24
7.3.190.0090.01216.49
7.3.180.0030.01616.45
7.3.170.0130.00416.50
7.3.160.0110.00916.20
7.2.330.0030.01416.52
7.2.320.0000.01916.40
7.2.310.0090.00616.51
7.2.300.0150.00816.44
7.2.290.0140.01016.52
7.2.60.0100.00316.45
7.2.00.0060.00319.23
7.1.200.0070.00315.54
7.1.100.0050.00518.00
7.1.70.0000.00717.05
7.1.60.0000.02520.03
7.1.50.0030.02016.96
7.1.00.0030.07722.46
7.0.200.0180.00414.85
7.0.60.0070.05019.93
7.0.50.0000.04317.80
7.0.40.0200.07320.12
7.0.30.0570.06320.09
7.0.20.0330.07320.13
7.0.10.0100.05320.33
7.0.00.0070.08720.00
5.6.280.0000.06020.81
5.6.210.0030.09020.70
5.6.200.0130.07718.21
5.6.190.0100.08320.57
5.6.180.0030.08320.41
5.6.170.0270.07320.52
5.6.160.0030.05320.41
5.6.150.0000.05318.17
5.6.140.0030.08718.16
5.6.130.0070.08718.12
5.6.120.0100.08020.97
5.6.110.0200.07321.00
5.6.100.0070.08320.99
5.6.90.0100.04321.09
5.6.80.0070.08020.36
5.6.70.2070.05320.36
5.5.350.0200.05720.42
5.5.340.0000.04017.92
5.5.330.0130.04720.43
5.5.320.0330.03720.20
5.5.310.0470.07020.18
5.5.300.0030.04317.87
5.5.290.0100.08017.91
5.5.280.0070.04320.66
5.5.270.0170.06720.67
5.5.260.0130.07720.93
5.5.250.0130.08020.69
5.5.240.0300.05720.28
5.4.450.0830.07019.46
5.4.440.0700.05719.38
5.4.430.0770.05719.45
5.4.420.0770.05319.16
5.4.410.0630.06319.25
5.4.400.0600.06018.73
5.4.390.0470.06319.17
5.4.380.0470.07319.28
5.4.370.0730.05718.83
5.4.360.0830.04718.73
5.4.350.0630.06018.96
5.4.340.0800.06718.69
5.4.320.0500.05018.91
5.4.310.0570.06019.31
5.4.300.0600.06019.31
5.4.290.0700.06019.25
5.4.280.0570.05718.92
5.4.270.0570.04319.15
5.4.260.0530.04718.83
5.4.250.0370.05719.30
5.4.240.0600.05019.14
5.4.230.0530.05719.16
5.4.220.0530.06019.16
5.4.210.0630.05019.27
5.4.200.0670.05019.01
5.4.190.0630.05719.23
5.4.180.0800.05019.23
5.4.170.0730.05718.82
5.4.160.0700.05019.23
5.4.150.0570.05718.98
5.4.140.0670.05316.21
5.4.130.0570.05316.43
5.4.120.0570.05316.48
5.4.110.0530.05716.49
5.4.100.0630.05016.54
5.4.90.0670.05316.39
5.4.80.0600.05316.33
5.4.70.0030.03716.32
5.4.60.0330.04016.43
5.4.50.0070.06316.46
5.4.40.0230.07316.38
5.4.30.0270.07316.43
5.4.20.0370.06716.20

preferences:
89.02 ms | 401 KiB | 5 Q