3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(); for ($i=0; $i<550; $i++) { $array = array($array); } json_encode($array, 0, 551); switch (json_last_error()) { case JSON_ERROR_NONE: echo 'OK'.PHP_EOL; break; case JSON_ERROR_DEPTH: echo 'ERROR'.PHP_EOL; break; } json_encode($array, 0, 540); switch (json_last_error()) { case JSON_ERROR_NONE: echo 'OK'.PHP_EOL; break; case JSON_ERROR_DEPTH: echo 'ERROR'.PHP_EOL; break; }

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)
8.3.60.0090.01316.88
8.3.50.0140.00516.80
8.3.40.0040.01219.09
8.3.30.0070.00718.97
8.3.20.0040.00418.82
8.3.10.0060.00318.99
8.3.00.0100.00017.88
8.2.180.0100.01316.75
8.2.170.0140.00422.96
8.2.160.0070.01121.44
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0080.00020.60
8.2.110.0100.00021.37
8.2.100.0030.00918.16
8.2.90.0030.00719.73
8.2.80.0000.00819.71
8.2.70.0000.00917.63
8.2.60.0060.00318.18
8.2.50.0000.00818.07
8.2.40.0080.00018.27
8.2.30.0000.00718.21
8.2.20.0080.00018.08
8.2.10.0020.00517.92
8.2.00.0080.00018.09
8.1.280.0080.00825.92
8.1.270.0000.00824.66
8.1.260.0050.00526.35
8.1.250.0080.00028.09
8.1.240.0140.00422.60
8.1.230.0120.00021.26
8.1.220.0000.00918.04
8.1.210.0050.00319.10
8.1.200.0030.00617.73
8.1.190.0040.00417.91
8.1.180.0040.00418.10
8.1.170.0060.00319.33
8.1.160.0000.00819.21
8.1.150.0050.00318.92
8.1.140.0040.00417.73
8.1.130.0030.00318.23
8.1.120.0080.00017.79
8.1.110.0000.00817.81
8.1.100.0040.00417.75
8.1.90.0070.00017.86
8.1.80.0000.00817.88
8.1.70.0050.00317.72
8.1.60.0030.00617.94
8.1.50.0040.00417.70
8.1.40.0000.00817.83
8.1.30.0030.00518.07
8.1.20.0030.00518.00
8.1.10.0040.00417.88
8.1.00.0030.00517.66
8.0.300.0000.00720.23
8.0.290.0080.00017.11
8.0.280.0030.00318.85
8.0.270.0040.00417.67
8.0.260.0030.00317.10
8.0.250.0040.00417.22
8.0.240.0040.00417.36
8.0.230.0030.00317.21
8.0.220.0030.00317.16
8.0.210.0040.00417.27
8.0.200.0040.00417.31
8.0.190.0000.00817.34
8.0.180.0000.00917.27
8.0.170.0050.00317.11
8.0.160.0040.00417.30
8.0.150.0000.01017.16
8.0.140.0090.00317.10
8.0.130.0030.00313.64
8.0.120.0000.00817.13
8.0.110.0060.00317.25
8.0.100.0040.00417.27
8.0.90.0080.00017.17
8.0.80.0060.00917.27
8.0.70.0040.00417.29
8.0.60.0020.00517.14
8.0.50.0070.00017.11
8.0.30.0180.00917.64
8.0.20.0110.00717.52
8.0.10.0040.00417.22
8.0.00.0130.00817.00
7.4.330.0040.00413.36
7.4.320.0090.00016.99
7.4.300.0000.00716.77
7.4.290.0090.00016.95
7.4.280.0060.00316.85
7.4.270.0080.00016.89
7.4.260.0060.00013.63
7.4.250.0060.00316.84
7.4.240.0040.00416.91
7.4.230.0000.00716.76
7.4.220.0170.00317.00
7.4.210.0040.01016.78
7.4.200.0000.00816.98
7.4.190.0030.00316.78
7.4.160.0100.00716.93
7.4.150.0160.00616.87
7.4.140.0050.01316.91
7.4.130.0130.00816.93
7.4.120.0140.00516.88
7.4.110.0030.01816.84
7.4.100.0120.01217.00
7.4.90.0180.00716.92
7.4.80.0040.01819.39
7.4.70.0130.00317.01
7.4.60.0030.01416.88
7.4.50.0090.00216.86
7.4.40.0070.01016.80
7.4.30.0080.00816.86
7.4.00.0110.00415.29
7.3.330.0000.00613.50
7.3.320.0000.00513.46
7.3.310.0060.00316.68
7.3.300.0070.00016.61
7.3.290.0140.00616.68
7.3.280.0080.00716.64
7.3.270.0150.00416.66
7.3.260.0120.00916.66
7.3.250.0090.00816.76
7.3.240.0090.00916.73
7.3.230.0100.00616.79
7.3.210.0070.01016.92
7.3.200.0110.01116.59
7.3.190.0150.00916.82
7.3.180.0100.00716.98
7.3.170.0130.00716.67
7.3.160.0080.00816.64
7.3.120.0090.00614.75
7.2.330.0160.00816.77
7.2.320.0030.01716.91
7.2.310.0130.00616.95
7.2.300.0070.01016.81
7.2.290.0140.00317.17
7.2.00.0060.00619.50
7.1.100.0000.01018.59
7.1.70.0050.00317.09
7.1.60.0060.01919.40
7.1.50.0090.01517.18
7.1.00.0030.03722.52
7.0.200.0040.00416.97
7.0.140.0000.07022.29
7.0.120.0000.03722.16
7.0.90.0030.06720.27
7.0.80.0070.08020.22
7.0.70.0100.06320.35
7.0.60.0130.07320.30
7.0.50.0100.05020.63
7.0.40.0130.07320.21
7.0.30.0300.05320.29
7.0.20.0100.05320.18
7.0.10.0070.07320.18
7.0.00.0200.07320.33
5.6.280.0030.09321.68
5.6.240.0130.07721.32
5.6.230.0170.06321.37
5.6.220.0100.07721.52
5.6.210.0230.04721.45
5.6.200.0170.05021.69
5.6.190.0070.04321.78
5.6.180.0130.04021.95
5.6.170.0100.08321.86
5.6.160.0130.07321.89
5.6.150.0100.08321.95
5.6.140.0200.07021.80
5.6.130.0130.07321.91
5.6.120.0100.08021.90
5.6.110.0130.07721.73
5.6.100.0200.06021.72
5.6.90.0000.06321.86
5.6.80.0100.07721.20
5.6.70.0330.05721.29
5.6.60.0070.04721.20
5.6.50.0100.06320.70
5.6.40.0030.05020.67
5.6.30.0200.07020.54
5.6.20.0070.06720.71
5.6.10.0170.06320.62
5.6.00.0170.06720.71
5.5.380.0070.04720.61
5.5.370.0230.06720.76
5.5.360.0070.07720.68
5.5.350.0070.08320.70
5.5.340.0000.06321.02
5.5.330.0100.05021.13
5.5.320.0170.07721.14
5.5.310.0070.07321.17
5.5.300.0030.07021.00
5.5.290.0070.08721.11
5.5.280.0070.04721.02
5.5.270.0200.08021.04
5.5.260.0130.07321.12
5.5.250.0070.07320.94
5.5.240.0000.05320.43
5.5.230.0070.07320.50
5.5.220.0000.04720.43
5.5.210.0030.08320.55
5.5.200.0130.06720.38
5.5.190.0000.08320.36
5.5.180.0070.08320.39
5.5.160.0100.06720.39
5.5.150.0100.07020.39
5.5.140.0030.08320.44
5.5.130.0100.07320.43
5.5.120.0070.05720.53
5.5.110.0070.05020.45
5.5.100.0070.08020.30
5.5.90.0130.04020.32
5.5.80.0100.07720.40
5.5.70.0130.07320.39
5.5.60.0000.08320.35
5.5.50.0130.04320.18
5.5.40.0000.08720.32
5.5.30.0100.06020.30
5.5.20.0130.06720.36
5.5.10.0070.07720.29
5.5.00.0070.07720.38
5.4.450.0000.05319.25
5.4.440.0170.06319.29
5.4.430.0170.07719.44
5.4.420.0170.05319.44
5.4.410.0030.06719.29
5.4.400.0170.06318.81
5.4.390.0130.07719.06
5.4.380.0070.07719.05
5.4.370.0070.07719.05
5.4.360.0070.07318.92
5.4.350.0070.08318.80
5.4.340.0000.08018.98
5.4.320.0130.07719.14
5.4.310.0030.04319.25
5.4.300.0170.05318.80
5.4.290.0070.04718.99
5.4.280.0130.03319.06
5.4.270.0030.04319.14
5.4.260.0100.04319.14
5.4.250.0030.08018.95
5.4.240.0100.07318.80
5.4.230.0070.05019.15
5.4.220.0130.07019.04
5.4.210.0000.08019.09
5.4.200.0100.06719.23
5.4.190.0100.07319.14
5.4.180.0070.07319.04
5.4.170.0030.08319.05
5.4.160.0070.04719.02
5.4.150.0130.06718.96
5.4.140.0030.05316.31
5.4.130.0070.07316.29
5.4.120.0070.07016.30
5.4.110.0030.05716.48
5.4.100.0100.06716.38
5.4.90.0100.07016.28
5.4.80.0100.06716.29
5.4.70.0230.05716.33
5.4.60.0100.05716.36
5.4.50.0070.07016.55
5.4.40.0030.08016.46
5.4.30.0070.07716.45
5.4.20.0070.07016.30
5.4.10.0130.05316.34
5.4.00.0130.03715.87
5.3.290.0200.06714.85
5.3.280.0130.04314.63
5.3.270.0130.07014.77
5.3.260.0030.08314.77
5.3.250.0030.07314.64
5.3.240.0100.07014.77
5.3.230.0000.08014.76
5.3.220.0130.03714.65
5.3.210.0070.04714.71
5.3.200.0070.06714.73
5.3.190.0130.07014.68
5.3.180.0070.04014.57
5.3.170.0030.07314.75
5.3.160.0000.08014.73
5.3.150.0030.04714.62
5.3.140.0070.07714.70
5.3.130.0000.07014.71
5.3.120.0070.07014.71
5.3.110.0100.05314.68
5.3.100.0100.06714.07
5.3.90.0070.07314.01
5.3.80.0030.05714.09
5.3.70.0030.05314.04
5.3.60.0000.04713.95
5.3.50.0070.05013.98
5.3.40.0100.06714.07
5.3.30.0130.05013.86
5.3.20.0070.04313.85
5.3.10.0100.05713.68
5.3.00.0070.06013.81
5.2.170.0000.04311.38
5.2.160.0070.05311.16
5.2.150.0030.06011.36
5.2.140.0030.05711.30
5.2.130.0070.03311.29
5.2.120.0100.05711.34
5.2.110.0100.04011.21
5.2.100.0070.06011.26
5.2.90.0030.06011.10
5.2.80.0000.04311.11
5.2.70.0030.06311.25
5.2.60.0070.04011.16
5.2.50.0070.06011.23
5.2.40.0070.06011.08
5.2.30.0030.06011.16
5.2.20.0100.03711.18
5.2.10.0030.04710.97
5.2.00.0100.04310.81
5.1.60.0000.06010.19
5.1.50.0070.03310.24
5.1.40.0100.03710.21
5.1.30.0070.05010.46
5.1.20.0000.05710.61
5.1.10.0070.05310.26
5.1.00.0030.04310.27
5.0.50.0070.0378.79
5.0.40.0030.0278.68
5.0.30.0070.0638.42
5.0.20.0030.0438.48
5.0.10.0000.0478.34
5.0.00.0030.0678.42
4.4.90.0030.0278.34
4.4.80.0000.0238.34
4.4.70.0000.0378.34
4.4.60.0070.0278.34
4.4.50.0030.0338.34
4.4.40.0000.0378.34
4.4.30.0000.0378.34
4.4.20.0000.0408.34
4.4.10.0030.0208.34
4.4.00.0000.0438.34
4.3.110.0070.0308.34
4.3.100.0030.0308.34
4.3.90.0070.0308.34
4.3.80.0000.0408.34
4.3.70.0070.0308.34
4.3.60.0000.0338.34
4.3.50.0130.0108.34
4.3.40.0030.0278.34
4.3.30.0070.0308.34
4.3.20.0070.0338.34
4.3.10.0070.0308.34
4.3.00.0070.0278.34

preferences:
39.72 ms | 401 KiB | 5 Q