3v4l.org

run code in 300+ PHP versions simultaneously
<?php $q1 = http_build_query(array( '_COOKIE' => array(), '_HEADER' => array( 'User-Agent' => 'Mozilla...' , ), )); $q2 = http_build_query(array( '_COOKIE' => array( '', ), '_HEADER' => array( 'User-Agent' => 'Mozilla...' , ), )); parse_str($q1, $d1); parse_str($q2, $d2); echo '$q1 => '; var_dump($q1); echo '$d1 => '; var_dump($d1); echo "\n"; echo '$q2 => '; var_dump($q2); echo '$d2 => '; var_dump($d2);

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)
8.3.40.0110.00418.56
8.3.30.0130.00420.85
8.3.20.0110.00723.49
8.3.10.0080.00724.00
8.3.00.0060.00823.79
8.2.170.0170.00022.96
8.2.160.0120.00422.54
8.2.150.0100.00524.62
8.2.140.0060.00624.74
8.2.130.0070.00525.11
8.2.120.0080.00623.85
8.2.110.0050.00923.49
8.2.100.0120.00322.61
8.2.90.0100.00622.24
8.2.80.0090.00722.21
8.2.70.0120.00522.07
8.2.60.0090.00622.42
8.2.50.0080.00322.51
8.2.40.0070.00522.65
8.2.30.0050.00622.45
8.2.20.0050.00722.59
8.2.10.0080.00722.59
8.2.00.0070.00622.13
8.1.270.0060.00424.57
8.1.260.0070.00625.16
8.1.250.0060.00425.59
8.1.240.0070.00623.35
8.1.230.0130.00422.70
8.1.220.0090.00522.13
8.1.210.0090.00622.57
8.1.200.0050.00721.98
8.1.190.0060.00521.93
8.1.180.0070.00422.16
8.1.170.0070.00522.27
8.1.160.0080.00522.33
8.1.150.0060.00523.00
8.1.140.0060.00522.41
8.1.130.0090.00322.00
8.1.120.0080.00322.03
8.1.110.0060.00522.26
8.1.100.0080.00321.97
8.1.90.0060.00522.03
8.1.80.0050.00522.01
8.1.70.0070.00422.08
8.1.60.0070.00522.09
8.1.50.0060.00522.00
8.1.40.0070.00522.03
8.1.30.0070.00522.18
8.1.20.0060.00622.08
8.1.10.0090.00422.11
8.1.00.0050.00722.07
8.0.300.0050.00622.40
8.0.290.0150.00321.77
8.0.280.0160.00322.12
8.0.270.0110.00421.77
8.0.260.0140.00322.21
8.0.250.0100.00621.77
8.0.240.0180.00521.83
8.0.230.0130.00621.91
8.0.220.0110.00621.76
8.0.210.0170.00521.76
8.0.200.0130.00421.80
8.0.190.0140.00521.85
8.0.180.0090.00721.77
8.0.170.0200.00221.81
8.0.160.0120.00321.80
8.0.150.0140.00421.76
8.0.140.0130.00721.77
8.0.130.0110.00421.17
8.0.120.0130.00621.72
8.0.110.0070.00721.85
8.0.100.0140.00321.76
8.0.90.0090.00520.33
8.0.80.0110.00519.89
8.0.70.0080.00520.33
8.0.60.0100.00620.38
8.0.50.0140.00520.30
8.0.30.0090.00619.66
8.0.20.0090.00619.49
8.0.10.0150.00320.43
8.0.00.0090.00620.64
7.4.330.0130.00421.23
7.4.320.0130.00821.62
7.4.300.0120.00622.02
7.4.290.0110.00721.97
7.4.280.0220.00321.63
7.4.270.0170.00421.98
7.4.260.0160.00421.65
7.4.250.0150.00621.64
7.4.240.0160.00621.54
7.4.230.0150.00421.64
7.4.220.0120.00720.41
7.4.210.0120.00619.69
7.4.200.0120.00620.42
7.4.190.0140.00420.18
7.4.180.0110.00720.18
7.4.160.0130.00519.57
7.4.150.0120.00620.03
7.4.140.0080.00719.42
7.4.130.0090.00618.97
7.4.120.0120.00618.97
7.4.110.0110.00519.65
7.4.100.0110.00519.65
7.4.90.0110.00519.30
7.4.80.0120.00519.62
7.4.70.0100.00619.34
7.4.60.0100.00819.28
7.4.50.0130.00519.31
7.4.40.0160.00519.26
7.4.30.0160.00519.30
7.4.20.0150.00819.64
7.4.10.0170.00619.66
7.4.00.0150.00619.32
7.3.330.0230.00320.94
7.3.320.0200.00620.91
7.3.310.0210.00521.51
7.3.300.0180.00621.54
7.3.290.0130.00718.82
7.3.280.0130.00718.36
7.3.270.0130.00719.63
7.3.260.0130.00819.15
7.3.250.0140.00718.88
7.3.240.0150.00519.09
7.3.230.0120.00519.52
7.3.220.0160.00219.89
7.3.210.0140.00719.13
7.3.200.0140.00519.07
7.3.190.0130.00719.13
7.3.180.0110.00819.09
7.3.170.0150.00519.13
7.3.160.0140.00719.12
7.3.150.0150.00619.47
7.3.140.0170.00419.44
7.3.130.0140.00719.52
7.3.120.0160.00419.47
7.3.110.0120.00719.42
7.3.100.0150.00419.44
7.3.90.0130.00619.59
7.3.80.0120.00719.43
7.3.70.0140.00519.54
7.3.60.0140.00519.52
7.3.50.0140.00519.54
7.3.40.0160.00419.55
7.3.30.0130.00519.58
7.3.20.0110.00620.02
7.3.10.0110.00519.98
7.3.00.0110.00620.00
7.2.340.0120.00520.01
7.2.330.0150.00719.24
7.2.320.0160.00419.26
7.2.310.0130.00619.24
7.2.300.0110.00819.24
7.2.290.0150.00719.21
7.2.280.0140.00819.64
7.2.270.0180.00519.63
7.2.260.0170.00619.57
7.2.250.0140.00819.58
7.2.240.0180.00519.60
7.2.230.0160.00519.55
7.2.220.0130.00719.64
7.2.210.0200.00419.64
7.2.200.0160.00519.63
7.2.190.0150.00719.65
7.2.180.0160.00519.63
7.2.170.0140.00919.71
7.2.160.0170.00619.67
7.2.150.0150.01020.35
7.2.140.0160.00620.10
7.2.130.0190.00720.22
7.2.120.0140.00820.21
7.2.110.0140.00720.17
7.2.100.0100.00720.21
7.2.90.0140.00520.16
7.2.80.0130.00820.16
7.2.70.0140.00520.16
7.2.60.0120.00619.80
7.2.50.0150.00419.75
7.2.40.0140.00520.21
7.2.30.0190.00520.19
7.2.20.0150.00520.19
7.2.10.0150.00520.30
7.2.00.0110.00720.08
7.1.330.0110.00719.52
7.1.320.0120.00619.48
7.1.310.0130.00419.54
7.1.300.0150.00519.57
7.1.290.0170.00419.51
7.1.280.0150.00519.53
7.1.270.0130.00719.54
7.1.260.0150.00719.53
7.1.250.0210.00519.46
7.1.240.0130.00719.45
7.1.230.0150.00419.51
7.1.220.0130.00619.50
7.1.210.0130.00719.50
7.1.200.0130.00519.07
7.1.190.0150.00319.50
7.1.180.0160.00519.46
7.1.170.0160.00819.63
7.1.160.0160.00519.48
7.1.150.0160.00619.46
7.1.140.0140.00719.46
7.1.130.0170.00519.45
7.1.120.0150.00519.49
7.1.110.0150.00519.46
7.1.100.0150.00619.48
7.1.90.0150.00519.49
7.1.80.0190.00419.43
7.1.70.0130.00719.12
7.1.60.0240.00419.23
7.1.50.0160.00819.49
7.1.40.0160.00819.52
7.1.30.0160.00519.44
7.1.20.0150.00619.49
7.1.10.0180.00319.40
7.1.00.0100.01519.72
7.0.330.0160.00419.30
7.0.320.0150.00419.28
7.0.310.0160.00519.24
7.0.300.0140.00619.31
7.0.290.0150.00519.29
7.0.280.0170.00519.30
7.0.270.0160.00519.29
7.0.260.0180.00519.24
7.0.250.0140.00719.40
7.0.240.0150.00819.37
7.0.230.0160.00819.36
7.0.220.0180.00519.36
7.0.210.0180.00419.49
7.0.200.0140.00619.08
7.0.190.0230.00619.36
7.0.180.0170.00519.34
7.0.170.0160.00519.40
7.0.160.0160.00719.33
7.0.150.0130.00719.27
7.0.140.0130.00719.33
7.0.130.0140.01119.66
7.0.120.0140.01119.67
7.0.110.0140.01019.59
7.0.100.0120.01219.61
7.0.90.0140.01019.58
7.0.80.0110.01319.58
7.0.70.0120.01119.58
7.0.60.0130.01219.56
7.0.50.0140.01019.59
7.0.40.0130.01119.59
7.0.30.0110.01119.61
7.0.20.0150.01019.61
7.0.10.0120.01319.61
7.0.00.0120.01119.58
5.6.400.0130.01519.25
5.6.390.0120.01319.29
5.6.380.0130.01319.27
5.6.370.0150.01319.23
5.6.360.0140.01619.28
5.6.350.0110.01519.22
5.6.340.0120.01219.20
5.6.330.0140.01219.19
5.6.320.0130.01619.19
5.6.310.0110.01319.23
5.6.300.0130.01519.16
5.6.290.0120.01419.21
5.6.280.0110.02319.45
5.6.270.0150.01619.45
5.6.260.0150.01419.43
5.6.250.0110.01919.43
5.6.240.0120.01619.44
5.6.230.0130.01819.53
5.6.220.0130.01719.52
5.6.210.0140.01719.45
5.6.200.0140.02019.55
5.6.190.0120.02219.53
5.6.180.0140.01519.49
5.6.170.0110.02019.46
5.6.160.0130.01819.54
5.6.150.0110.02119.51
5.6.140.0130.02319.42
5.6.130.0100.01919.43
5.6.120.0120.02019.48
5.6.110.0130.01819.47
5.6.100.0110.02319.49
5.6.90.0120.02119.42
5.6.80.0120.01819.34
5.6.70.0090.02419.46
5.6.60.0080.01919.39
5.6.50.0110.02019.31
5.6.40.0080.01819.36
5.6.30.0100.01819.41
5.6.20.0120.01919.36
5.6.10.0100.01619.36
5.6.00.0120.02619.38

preferences:
47.02 ms | 400 KiB | 5 Q