3v4l.org

run code in 300+ PHP versions simultaneously
<?php $c = new SplObjectStorage (); // You store some data using some string keys foreach (array('ab', 'cd', '10', 'gh', '24') as $key) { $c[(string)"$key"] = 1; } // You pass the array $c to some place else and there you do something like foreach ($c as $k => $v) { if ($k === "10") { echo "found"; exit; } }

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)
8.3.60.0110.00718.48
8.3.50.0090.00921.87
8.3.40.0040.01118.79
8.3.30.0070.00719.27
8.3.20.0040.00420.29
8.3.10.0040.00423.70
8.3.00.0040.00419.16
8.2.180.0080.01118.66
8.2.170.0140.00022.96
8.2.160.0100.00322.18
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.77
8.2.110.0030.00620.53
8.2.100.0100.00317.70
8.2.90.0030.00617.97
8.2.80.0030.00617.97
8.2.70.0000.00817.79
8.2.60.0000.01017.91
8.2.50.0050.00519.29
8.2.40.0070.00320.90
8.2.30.0070.00019.24
8.2.20.0000.00717.70
8.2.10.0060.00317.96
8.2.00.0040.00417.56
8.1.280.0090.00625.92
8.1.270.0080.00024.66
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00422.33
8.1.230.0110.00022.71
8.1.220.0030.00517.74
8.1.210.0030.00718.77
8.1.200.0100.00017.35
8.1.190.0040.00417.35
8.1.180.0030.00518.89
8.1.170.0040.00418.34
8.1.160.0000.00719.01
8.1.150.0070.00018.82
8.1.140.0000.00817.40
8.1.130.0070.00317.84
8.1.120.0070.00017.30
8.1.110.0060.00317.40
8.1.100.0030.00417.34
8.1.90.0000.00717.37
8.1.80.0000.00717.47
8.1.70.0080.00017.37
8.1.60.0050.00317.55
8.1.50.0030.00517.49
8.1.40.0070.00417.52
8.1.30.0030.00517.54
8.1.20.0000.00717.59
8.1.10.0060.00317.49
8.1.00.0070.00017.55
8.0.300.0040.00419.90
8.0.290.0060.00316.63
8.0.280.0040.00418.32
8.0.270.0080.00517.11
8.0.260.0030.00317.08
8.0.250.0030.00316.98
8.0.240.0040.00416.92
8.0.230.0060.00016.95
8.0.220.0050.00316.94
8.0.210.0000.00716.92
8.0.200.0000.00617.02
8.0.190.0000.00816.98
8.0.180.0000.00816.90
8.0.170.0000.00716.93
8.0.160.0000.00716.91
8.0.150.0040.00416.88
8.0.140.0050.00316.79
8.0.130.0000.00513.29
8.0.120.0080.00016.84
8.0.110.0070.00016.91
8.0.100.0040.00416.77
8.0.90.0050.00216.83
8.0.80.0070.01416.84
8.0.70.0040.00416.76
8.0.60.0000.00816.86
8.0.50.0070.00016.72
8.0.30.0120.01017.13
8.0.20.0080.01017.40
8.0.10.0000.00817.04
8.0.00.0070.01016.63
7.4.330.0050.00015.03
7.4.320.0030.00316.54
7.4.300.0070.00016.66
7.4.290.0030.00316.59
7.4.280.0050.00316.59
7.4.270.0030.00316.46
7.4.260.0070.00016.61
7.4.250.0040.00416.57
7.4.240.0020.00516.50
7.4.230.0040.00416.51
7.4.220.0080.01116.62
7.4.210.0120.00916.46
7.4.200.0000.00816.45
7.4.160.0060.01016.33
7.4.150.0100.01017.40
7.4.140.0070.01017.86
7.4.130.0100.00716.46
7.4.120.0110.01016.52
7.4.110.0130.01316.60
7.4.100.0060.01016.52
7.4.90.0100.00716.59
7.4.80.0070.01119.39
7.4.70.0100.00616.61
7.4.60.0090.01216.68
7.4.50.0050.00516.44
7.4.40.0130.00716.59
7.4.30.0060.01216.44
7.4.00.0030.01414.70
7.3.330.0000.00613.15
7.3.320.0000.00613.16
7.3.310.0040.00416.48
7.3.300.0030.00316.33
7.3.290.0070.00716.37
7.3.280.0080.00916.36
7.3.270.0120.00617.40
7.3.260.0070.01016.46
7.3.250.0100.00816.51
7.3.240.0110.00616.35
7.3.230.0100.01016.39
7.3.210.0100.00616.33
7.3.200.0090.01319.39
7.3.190.0080.00816.36
7.3.180.0090.00916.50
7.3.170.0120.00616.42
7.3.160.0090.00616.27
7.2.330.0110.00816.50
7.2.320.0130.01016.75
7.2.310.0090.00916.41
7.2.300.0120.01216.51
7.2.290.0060.01216.69
7.2.00.0040.01219.50
7.1.100.0060.01018.03
7.1.70.0090.00617.16
7.1.60.0130.01319.22
7.1.50.0070.01716.88
7.1.00.0070.07322.30
7.0.200.0090.00316.46
7.0.140.0000.06022.10
7.0.100.0470.08319.96
7.0.90.0500.04319.94
7.0.80.0570.07019.82
7.0.70.0530.07319.91
7.0.60.0500.08719.87
7.0.50.0730.04720.20
7.0.40.0100.08020.16
7.0.30.0070.08719.91
7.0.20.0100.08020.18
7.0.10.0130.07719.90
7.0.00.0070.08319.88
5.6.280.0030.07020.98
5.6.250.0030.08320.80
5.6.240.0130.07320.59
5.6.230.0170.07320.42
5.6.220.0000.05720.41
5.6.210.0170.07320.57
5.6.200.0070.08720.90
5.6.190.0070.07020.86
5.6.180.0170.06320.97
5.6.170.0030.08721.09
5.6.160.0070.08321.00
5.6.150.0170.08020.93
5.6.140.0100.08021.14
5.6.130.0070.08321.13
5.6.120.0070.08721.16
5.6.110.0100.07721.08
5.6.100.0170.07321.02
5.6.90.0030.09321.21
5.6.80.0000.08020.31
5.6.70.0000.09020.28
5.6.60.0070.04720.26
5.6.50.0070.08020.29
5.6.40.0130.08320.44
5.6.30.0070.07320.45
5.6.20.0200.06020.41
5.6.10.0030.05320.58
5.6.00.0030.08720.27
5.5.380.0070.05720.27
5.5.370.0070.08720.51
5.5.360.0070.08320.48
5.5.350.0030.06320.42
5.5.340.0170.08020.93
5.5.330.0100.08020.92
5.5.320.0100.07320.96
5.5.310.0200.07320.91
5.5.300.0170.07320.75
5.5.290.0100.08320.93
5.5.280.0030.08020.98
5.5.270.0000.08720.89
5.5.260.0100.07720.80
5.5.250.0200.06720.59
5.5.240.0070.07020.23
5.5.230.0030.07720.13
5.5.220.0100.07020.10
5.5.210.0070.08320.29
5.5.200.0070.08020.17
5.5.190.0030.08320.03
5.5.180.0170.05020.25
5.5.160.0070.07020.20
5.5.150.0030.06720.28
5.5.140.0070.08020.18
5.5.130.0100.07720.25
5.5.120.0070.05020.31
5.5.110.0100.06020.32
5.5.100.0070.08020.20
5.5.90.0070.07719.87
5.5.80.0070.07720.17
5.5.70.0070.05720.19
5.5.60.0100.07719.97
5.5.50.0170.07320.20
5.5.40.0070.07019.98
5.5.30.0130.07719.91
5.5.20.0070.07720.08
5.5.10.0170.07020.10
5.5.00.0170.07020.00
5.4.450.0100.06719.45
5.4.440.0100.04019.35
5.4.430.0100.07719.33
5.4.420.0030.08319.44
5.4.410.0070.07719.22
5.4.400.0130.05019.27
5.4.390.0070.08019.18
5.4.380.0100.07719.00
5.4.370.0100.05718.98
5.4.360.0100.04319.00
5.4.350.0030.07319.27
5.4.340.0100.07019.03
5.4.320.0030.08018.95
5.4.310.0000.08319.04
5.4.300.0070.06719.25
5.4.290.0170.06719.17
5.4.280.0000.08719.11
5.4.270.0100.07318.93
5.4.260.0070.05019.13
5.4.250.0170.06719.24
5.4.240.0200.05019.02
5.4.230.0130.07019.11
5.4.220.0030.08319.02
5.4.210.0000.08319.07
5.4.200.0100.07319.26
5.4.190.0070.08018.91
5.4.180.0030.04719.11
5.4.170.0130.06718.99
5.4.160.0000.06718.96
5.4.150.0070.07319.08
5.4.140.0070.07716.15
5.4.130.0070.07016.43
5.4.120.0170.06316.38
5.4.110.0130.06716.29
5.4.100.0000.05016.50
5.4.90.0130.06716.29
5.4.80.0070.07316.36
5.4.70.0100.07716.38
5.4.60.0200.06316.36
5.4.50.0070.07316.38
5.4.40.0070.07316.23
5.4.30.0000.07716.16
5.4.20.0030.06316.35
5.4.10.0070.07016.38
5.4.00.0000.08015.86
5.3.290.0100.05314.74
5.3.280.0100.07314.54
5.3.270.0030.07714.54
5.3.260.0200.07014.54
5.3.250.0100.06314.60
5.3.240.0130.06714.57
5.3.230.0030.07314.43
5.3.220.0030.05014.46
5.3.210.0100.06714.56
5.3.200.0070.07014.66
5.3.190.0030.06314.58
5.3.180.0070.07314.50
5.3.170.0200.06014.52
5.3.160.0100.07314.45
5.3.150.0000.08014.64
5.3.140.0030.07314.48
5.3.130.0100.05314.42
5.3.120.0070.03714.48
5.3.110.0000.08014.41
5.3.100.0330.03714.14
5.3.90.0100.07313.94
5.3.80.0130.04714.03
5.3.70.0100.06013.90
5.3.60.0030.07714.04
5.3.50.0130.04313.82
5.3.40.0030.07314.02
5.3.30.0030.07013.93
5.3.20.0030.03713.78
5.3.10.0030.03313.50
5.3.00.0000.03713.52
5.2.170.0070.03311.04
5.2.160.0070.06311.30
5.2.150.0000.03711.15
5.2.140.0030.03011.09
5.2.130.0070.02311.04
5.2.120.0000.03011.17
5.2.110.0070.03710.99
5.2.100.0000.04311.04
5.2.90.0000.03011.12
5.2.80.0000.03011.03
5.2.70.0030.03310.99
5.2.60.0000.03011.12
5.2.50.0030.02710.93
5.2.40.0070.02311.00
5.2.30.0030.02310.97
5.2.20.0000.03710.88
5.2.10.0000.04310.80
5.2.00.0000.03010.74
5.1.60.0030.0409.88
5.1.50.0070.0179.93
5.1.40.0030.03010.05
5.1.30.0030.02710.26
5.1.20.0000.03010.36
5.1.10.0000.04010.05
5.1.00.0030.0309.89
5.0.50.0100.0338.61
5.0.40.0000.0238.46
5.0.30.0000.0308.13
5.0.20.0070.0178.45
5.0.10.0030.0308.16
5.0.00.0030.0278.23
4.4.90.0030.0136.68
4.4.80.0000.0136.68
4.4.70.0000.0176.68
4.4.60.0030.0106.68
4.4.50.0000.0336.68
4.4.40.0000.0336.68
4.4.30.0000.0306.68
4.4.20.0000.0376.68
4.4.10.0070.0276.68
4.4.00.0000.0476.68
4.3.110.0000.0206.68
4.3.100.0000.0176.68
4.3.90.0030.0136.68
4.3.80.0000.0236.68
4.3.70.0030.0336.68
4.3.60.0000.0136.68
4.3.50.0100.0236.68
4.3.40.0000.0236.68
4.3.30.0000.0206.68
4.3.20.0000.0336.68
4.3.10.0000.0176.68
4.3.00.0030.0336.68

preferences:
50.92 ms | 401 KiB | 5 Q