3v4l.org

run code in 300+ PHP versions simultaneously
<?php $db = new pdo('sqlite::memory:', null, null, [PDO::ATTR_ERRMODE=>PDO::ERRMODE_EXCEPTION]); $db->exec('create table foo( n INT UNIQUE );'); $n = 1; $insert = $db->prepare('insert into foo(n) values(:n)'); $insert->bindParam('n', $n); for ($i=0; $i<5; $i++) { try { $insert->execute(); } catch (PDOException $e) { // assuming duplicate $n++; } } var_dump($db->query('select * from foo')->fetchAll(PDO::FETCH_ASSOC));

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)
8.3.60.0120.00917.63
8.3.50.0120.00318.94
8.3.40.0150.00319.84
8.3.30.0110.00419.71
8.3.20.0080.00021.54
8.3.10.0050.00322.74
8.3.00.0040.00422.60
8.2.180.0050.01417.38
8.2.170.0120.00322.96
8.2.160.0110.00423.08
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00420.45
8.2.120.0040.00426.35
8.2.110.0090.00021.45
8.2.100.0290.00318.41
8.2.90.0060.00319.92
8.2.80.0000.00818.38
8.2.70.0000.00818.50
8.2.60.0030.00618.79
8.2.50.0000.00819.96
8.2.40.0080.00021.23
8.2.30.0030.00520.15
8.2.20.0060.00318.86
8.2.10.0000.00918.99
8.2.00.0040.00418.55
8.1.280.0110.01125.92
8.1.270.0110.00022.94
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0080.00321.71
8.1.230.0070.00420.03
8.1.220.0030.00618.52
8.1.210.0080.00018.77
8.1.200.0040.00718.10
8.1.190.0030.00518.23
8.1.180.0000.00818.29
8.1.170.0050.00519.33
8.1.160.0040.00422.97
8.1.150.0000.00821.20
8.1.140.0000.00820.27
8.1.130.0000.00718.49
8.1.120.0050.00318.27
8.1.110.0000.00918.25
8.1.100.0030.00518.17
8.1.90.0030.00618.20
8.1.80.0060.00318.24
8.1.70.0030.00618.20
8.1.60.0000.00818.45
8.1.50.0030.00618.24
8.1.40.0060.00318.43
8.1.30.0040.00418.53
8.1.20.0040.00418.48
8.1.10.0040.00418.43
8.1.00.0040.00418.44
8.0.300.0040.00421.09
8.0.290.0040.00417.63
8.0.280.0030.00519.25
8.0.270.0040.00417.98
8.0.260.0030.00318.16
8.0.250.0040.00417.88
8.0.240.0030.00317.79
8.0.230.0050.00217.77
8.0.220.0000.00717.80
8.0.210.0050.00217.79
8.0.200.0030.00517.75
8.0.190.0000.00817.84
8.0.180.0040.00417.70
8.0.170.0040.00417.78
8.0.160.0040.00417.77
8.0.150.0030.00617.74
8.0.140.0000.00817.71
8.0.130.0000.00614.09
8.0.120.0030.00617.69
8.0.110.0040.00417.60
8.0.100.0040.00417.56
8.0.90.0000.00917.79
8.0.80.0060.00917.77
8.0.70.0030.00617.87
8.0.60.0000.00917.58
8.0.50.0000.00817.59
8.0.30.0120.00717.83
8.0.20.0100.00917.87
8.0.10.0050.00317.64
8.0.00.0110.01117.57
7.4.330.0030.00315.93
7.4.320.0030.00717.34
7.4.300.0030.00317.42
7.4.290.0060.00317.48
7.4.280.0030.00617.18
7.4.270.0000.00917.35
7.4.260.0030.00517.38
7.4.250.0070.00017.15
7.4.240.0040.00417.40
7.4.230.0080.00017.27
7.4.220.0090.01217.48
7.4.210.0090.00917.52
7.4.200.0070.00017.04
7.4.160.0100.00717.46
7.4.150.0070.01117.40
7.4.140.0060.01317.86
7.4.130.0100.00817.40
7.4.120.0080.01117.34
7.4.110.0060.01217.30
7.4.100.0110.00717.59
7.4.90.0080.00917.37
7.4.80.0060.01219.39
7.4.70.0150.00717.44
7.4.60.0070.01117.32
7.4.50.0070.00717.27
7.4.40.0090.00917.32
7.4.30.0150.00917.29
7.4.00.0070.01015.81
7.3.330.0030.00313.98
7.3.320.0030.00313.94
7.3.310.0000.00717.19
7.3.300.0030.00617.04
7.3.290.0050.01017.19
7.3.280.0070.01117.18
7.3.270.0150.00417.40
7.3.260.0100.01217.18
7.3.250.0080.01017.30
7.3.240.0080.01217.36
7.3.230.0100.01017.27
7.3.210.0220.00317.34
7.3.200.0030.01317.30
7.3.190.0110.00617.32
7.3.180.0130.00317.35
7.3.170.0110.01017.27
7.3.160.0170.00017.32
7.3.10.0140.00617.01
7.3.00.0160.00417.44
7.2.330.0090.00917.46
7.2.320.0030.02117.31
7.2.310.0130.00617.54
7.2.300.0090.01217.46
7.2.290.0220.00317.38
7.2.130.0120.00617.07
7.2.120.0160.00617.22
7.2.110.0160.00317.46
7.2.100.0130.00817.35
7.2.90.0100.00717.36
7.2.80.0130.00617.36
7.2.70.0060.00917.31
7.2.60.0100.00917.42
7.2.50.0080.01317.59
7.2.40.0200.01517.54
7.2.30.0250.00617.25
7.2.20.0050.02017.43
7.2.10.0180.00917.36
7.2.00.0080.00718.73
7.1.250.0100.00615.95
7.1.200.0030.00616.25
7.1.70.0170.00017.95
7.1.60.0030.01017.95
7.1.00.0070.07322.54
7.0.200.0000.01117.43
7.0.120.0070.06022.15
7.0.110.0100.05322.12
7.0.100.0070.05722.09
7.0.90.0070.05722.06
7.0.80.0070.05722.16
7.0.70.0070.05322.05
7.0.60.0070.08322.03
7.0.50.0000.06322.28
7.0.40.0100.05022.11
7.0.30.0070.05322.08
7.0.20.0100.05022.25
7.0.10.0000.06022.20
7.0.00.0000.07722.14
5.6.270.0130.05321.17
5.6.260.0000.06321.09
5.6.250.0100.05021.01
5.6.240.0100.05321.11
5.6.230.0100.06321.13
5.6.220.0100.05021.00
5.6.210.0070.05721.00
5.6.200.0100.05321.02
5.6.190.0100.05321.00
5.6.180.0100.05021.01
5.6.170.0070.05320.95
5.6.160.0030.06021.05
5.6.150.0130.05320.91
5.6.140.0070.05720.91
5.6.130.0070.05321.04
5.6.120.0170.06321.05
5.6.110.0100.05320.87
5.6.100.0100.06020.97
5.6.90.0130.04721.10
5.6.80.0000.05720.38
5.6.70.0000.05720.38
5.6.60.0070.05320.35
5.6.50.0030.05320.45
5.6.40.0030.05320.25
5.6.30.0100.05320.20
5.6.20.0100.05020.45
5.6.10.0030.05320.22
5.6.00.0030.05720.37

preferences:
61.47 ms | 401 KiB | 5 Q