3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); for ($i = 0; $i < 900; $i++) { if ($i != 899) $a['asd'.$i] = "$i"; else for ($j = 0; $j < 900; $j++) $a['asd'.$i]['qwe'.$j] = "$i - $j"; } $a = http_build_query($a); parse_str($a,$b); $b = http_build_query($b); echo count(explode('&',$a))."\n"; echo count(explode('&',$b))."\n";

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)
8.3.60.0160.00718.55
8.3.50.0140.00822.13
8.3.40.0030.01419.09
8.3.30.0100.00719.46
8.3.20.0040.00420.38
8.3.10.0000.00923.50
8.3.00.0040.00422.34
8.2.180.0180.00416.75
8.2.170.0150.00619.12
8.2.160.0080.00822.96
8.2.150.0030.00624.18
8.2.140.0060.00324.66
8.2.130.0050.00326.16
8.2.120.0060.00319.38
8.2.110.0150.00921.12
8.2.100.0090.00318.09
8.2.90.0000.00819.59
8.2.80.0060.00318.16
8.2.70.0000.01017.86
8.2.60.0030.00618.41
8.2.50.0030.00618.07
8.2.40.0000.00818.53
8.2.30.0000.00818.48
8.2.20.0030.00617.89
8.2.10.0030.00619.67
8.2.00.0030.00617.94
8.1.280.0090.00925.92
8.1.270.0060.00323.96
8.1.260.0090.00026.35
8.1.250.0080.00028.09
8.1.240.0070.00319.59
8.1.230.0060.00619.26
8.1.220.0000.00918.13
8.1.210.0030.00618.77
8.1.200.0030.00717.72
8.1.190.0060.00317.80
8.1.180.0090.00018.10
8.1.170.0060.00318.88
8.1.160.0000.00822.26
8.1.150.0030.00519.00
8.1.140.0030.00517.81
8.1.130.0080.00018.14
8.1.120.0000.00817.80
8.1.110.0000.00917.64
8.1.100.0000.00817.75
8.1.90.0040.00417.66
8.1.80.0050.00517.66
8.1.70.0040.00417.66
8.1.60.0000.00917.91
8.1.50.0030.00617.86
8.1.40.0030.00617.87
8.1.30.0000.00917.82
8.1.20.0000.01017.95
8.1.10.0040.00417.93
8.1.00.0000.00917.89
8.0.300.0000.00818.77
8.0.290.0000.00817.29
8.0.280.0080.00018.75
8.0.270.0030.00517.57
8.0.260.0040.00417.06
8.0.250.0070.00017.37
8.0.240.0000.00817.35
8.0.230.0040.00417.20
8.0.220.0000.00717.31
8.0.210.0080.00017.21
8.0.200.0050.00217.32
8.0.190.0000.00817.20
8.0.180.0000.00917.30
8.0.170.0030.00617.27
8.0.160.0060.00317.32
8.0.150.0000.00817.15
8.0.140.0040.00417.25
8.0.130.0030.00613.73
8.0.120.0000.00817.21
8.0.110.0050.00317.20
8.0.100.0040.00417.27
8.0.90.0030.00617.17
8.0.80.0060.01017.15
8.0.70.0040.00417.13
8.0.60.0080.00017.16
8.0.50.0080.00017.26
8.0.30.0080.01217.46
8.0.20.0080.01117.41
8.0.10.0040.00417.42
8.0.00.0130.01217.09
7.4.330.0000.00615.14
7.4.320.0040.00416.83
7.4.300.0000.00816.76
7.4.290.0000.00816.80
7.4.280.0000.00816.85
7.4.270.0030.00516.79
7.4.260.0000.00816.94
7.4.250.0040.00416.82
7.4.240.0040.00416.88
7.4.230.0040.00416.65
7.4.220.0060.01316.95
7.4.210.0060.01416.97
7.4.200.0030.00617.02
7.4.190.0030.00517.01
7.4.160.0100.00716.83
7.4.150.0130.00617.40
7.4.140.0090.01117.86
7.4.130.0110.00816.91
7.4.120.0080.01016.99
7.4.110.0090.00916.89
7.4.100.0090.00916.66
7.4.90.0110.01517.00
7.4.80.0120.01216.95
7.4.70.0060.01317.04
7.4.60.0090.00916.79
7.4.50.0060.00316.55
7.4.40.0140.00322.77
7.4.30.0100.00916.94
7.4.00.0060.01315.17
7.3.330.0030.00313.56
7.3.320.0060.00013.64
7.3.310.0040.00416.62
7.3.300.0030.00616.68
7.3.290.0070.00816.63
7.3.280.0100.00716.70
7.3.270.0060.01217.40
7.3.260.0070.01316.71
7.3.250.0060.01816.67
7.3.240.0150.00316.90
7.3.230.0120.00816.84
7.3.210.0100.00916.82
7.3.200.0140.01119.39
7.3.190.0060.01516.84
7.3.180.0110.01116.72
7.3.170.0060.01216.73
7.3.160.0100.00716.81
7.3.120.0070.01415.33
7.3.110.0110.01115.33
7.3.100.0000.01314.89
7.3.90.0040.01114.94
7.3.80.0030.01315.40
7.3.70.0030.01015.18
7.3.60.0000.01515.18
7.3.50.0100.01014.87
7.3.40.0160.00014.84
7.3.30.0100.00314.93
7.3.20.0070.01016.75
7.3.10.0130.00316.64
7.3.00.0060.01016.49
7.2.330.0090.00916.88
7.2.320.0160.00316.73
7.2.310.0090.00917.16
7.2.300.0090.01016.95
7.2.290.0040.01417.07
7.2.250.0070.01115.27
7.2.240.0100.01315.23
7.2.230.0000.01615.53
7.2.220.0030.01415.27
7.2.210.0050.00515.31
7.2.200.0070.00715.55
7.2.190.0140.00715.21
7.2.180.0050.00515.41
7.2.170.0040.01115.20
7.2.60.0040.01116.78
7.2.00.0120.00318.67
7.1.330.0090.00915.84
7.1.320.0060.00915.68
7.1.310.0060.01015.80
7.1.300.0000.01515.84
7.1.290.0050.00515.78
7.1.280.0000.01615.79
7.1.270.0070.01015.79
7.1.260.0080.01115.73
7.1.200.0060.01015.94
7.1.100.0000.01318.39
7.1.70.0070.00416.88
7.1.60.0080.01519.24
7.1.50.0000.01116.97
7.1.00.0030.07722.41
7.0.200.0000.01216.46
7.0.140.0030.07721.99
7.0.60.0130.08020.29
7.0.50.0070.08318.18
7.0.40.0130.08020.04
7.0.30.0270.08020.09
7.0.20.0430.06320.16
7.0.10.0170.04720.30
7.0.00.0030.05020.21
5.6.280.0030.07321.63
5.6.210.0100.07721.13
5.6.200.0000.08018.68
5.6.190.0100.09020.95
5.6.180.3970.04020.87
5.6.170.0200.06720.80
5.6.160.0000.09720.80
5.6.150.0070.07718.64
5.6.140.0000.09018.68
5.6.130.0100.06318.67
5.6.120.0100.05721.54
5.6.110.0100.04021.64
5.6.100.0070.07721.54
5.6.90.0130.08321.61
5.6.80.0100.08020.86
5.6.70.3870.05720.87
5.5.350.0100.03320.80
5.5.340.0100.08018.40
5.5.330.0030.09020.55
5.5.320.0330.03320.66
5.5.310.0230.08320.66
5.5.300.0130.07318.48
5.5.290.0100.05318.25
5.5.280.0100.08321.39
5.5.270.0130.07721.23
5.5.260.0130.06721.30
5.5.250.0100.05721.20
5.5.240.0170.03020.78
5.4.450.0170.06019.86
5.4.440.0330.07319.98
5.4.430.0330.05019.79
5.4.420.0730.06019.98
5.4.410.0070.06319.39
5.4.400.1030.08019.25
5.4.390.1170.05019.23
5.4.380.0170.06019.02
5.4.370.0170.04319.00
5.4.360.0130.05719.13
5.4.350.0050.04312.50
5.4.340.0100.04112.49
5.4.320.0030.04012.97
5.4.310.0040.04112.97
5.4.300.0040.03812.97
5.4.290.0060.03912.97
5.4.280.0060.03712.87
5.4.270.0030.04012.87
5.4.260.0070.04312.87
5.4.250.0040.04112.87
5.4.240.0060.03712.87
5.4.230.0060.04112.86
5.4.220.0080.03512.86
5.4.210.0050.03712.86
5.4.200.0070.04312.86
5.4.190.0150.04712.86
5.4.180.0190.04512.86
5.4.170.0170.04712.87
5.4.160.0190.04712.86
5.4.150.0220.04312.86
5.4.140.0210.04612.54
5.4.130.0230.04112.53
5.4.120.0210.04212.49
5.4.110.0250.04212.48
5.4.100.0230.04312.49
5.4.90.0170.04812.48
5.4.80.0550.09812.48
5.4.70.0220.04012.48
5.4.60.0210.04612.48
5.4.50.0170.04412.48
5.4.40.0180.04412.47
5.4.30.0390.08712.47
5.4.20.0220.03912.46
5.4.10.0190.04312.47
5.4.00.0140.04511.96
5.3.290.0050.04113.22
5.3.280.0050.04113.16
5.3.270.0160.04713.17
5.3.260.0170.04713.17
5.3.250.0170.04613.18
5.3.240.0180.04513.17
5.3.230.0200.04413.16
5.3.220.0230.04113.13
5.3.210.0280.09813.13
5.3.200.0220.04113.13
5.3.190.0200.04413.14
5.3.180.0170.04613.13
5.3.170.0200.04413.13
5.3.160.0140.04913.13
5.3.150.0100.05313.13
5.3.140.0140.05013.12
5.3.130.0190.04413.12
5.3.120.0140.04913.12
5.3.110.0190.04413.11
5.3.100.0200.04412.63
5.3.90.0160.04612.62
5.3.80.0370.08712.60
5.3.70.0190.04412.60
5.3.60.0130.05012.58
5.3.50.0180.04512.54
5.3.40.0240.03812.54
5.3.30.0160.04712.50
5.3.20.0170.04712.28
5.3.10.0160.04412.24
5.3.00.0320.08912.22
5.2.170.0140.0369.58
5.2.160.0130.0379.58
5.2.150.0120.0419.58
5.2.140.0170.0349.58
5.2.130.0230.0589.54
5.2.120.0140.0369.54
5.2.110.0310.0829.54
5.2.100.0110.0429.54
5.2.90.0120.0389.54
5.2.80.0100.0419.54
5.2.70.0140.0389.53
5.2.60.0130.0389.48
5.2.50.0140.0379.45
5.2.40.0140.0369.43
5.2.30.0130.0379.46
5.2.20.0100.0419.28
5.2.10.0130.0379.35
5.2.00.0170.0319.21
5.1.60.0120.0328.61
5.1.50.0120.0338.60
5.1.40.0140.0298.58
5.1.30.0120.0348.93
5.1.20.0130.0348.95
5.1.10.0290.0788.67
5.1.00.0120.0368.67
5.0.50.0100.0307.15
5.0.40.0120.0267.01
5.0.30.0070.0446.82
5.0.20.0110.0266.80
5.0.10.0120.0286.77
5.0.00.0100.0416.77
4.4.90.0060.0265.03
4.4.80.0050.0235.01
4.4.70.0070.0225.00
4.4.60.0100.0235.00
4.4.50.0090.0195.02
4.4.40.0060.0335.02
4.4.30.0130.0155.01
4.4.20.0080.0235.07
4.4.10.0060.0225.07
4.4.00.0070.0325.04
4.3.110.0080.0264.79
4.3.100.0070.0214.77
4.3.90.0050.0234.77
4.3.80.0120.0314.76
4.3.70.0160.0204.76
4.3.60.0100.0204.93
4.3.50.0110.0174.92
4.3.40.0120.0274.89
4.3.30.0190.0673.53
4.3.20.0020.0253.52
4.3.10.0070.0203.47
4.3.00.0230.0237.14

preferences:
32.76 ms | 401 KiB | 5 Q