3v4l.org

run code in 300+ PHP versions simultaneously
<?php function unvar_dump($str) { if (strpos($str, "\n") === false) { //Add new lines: $regex = array( '#(\\[.*?\\]=>)#', '#(string\\(|int\\(|float\\(|array\\(|NULL|object\\(|})#', ); $str = preg_replace($regex, "\n\\1", $str); $str = trim($str); } $regex = array( '#^\\040*NULL\\040*$#m', '#^\\s*array\\((.*?)\\)\\s*{\\s*$#m', '#^\\s*string\\((.*?)\\)\\s*(.*?)$#m', '#^\\s*int\\((.*?)\\)\\s*$#m', '#^\\s*bool\\(true\\)\\s*$#m', '#^\\s*bool\\(false\\)\\s*$#m', '#^\\s*float\\((.*?)\\)\\s*$#m', '#^\\s*\[(\\d+)\\]\\s*=>\\s*$#m', '#\\s*?\\r?\\n\\s*#m', ); $replace = array( 'N', 'a:\\1:{', 's:\\1:\\2', 'i:\\1', 'b:1', 'b:0', 'd:\\1', 'i:\\1', ';' ); $serialized = preg_replace($regex, $replace, $str); $func = create_function( '$match', 'return "s:".strlen($match[1]).":\\"".$match[1]."\\"";' ); $serialized = preg_replace_callback( '#\\s*\\["(.*?)"\\]\\s*=>#', $func, $serialized ); $func = create_function( '$match', 'return "O:".strlen($match[1]).":\\"".$match[1]."\\":".$match[2].":{";' ); $serialized = preg_replace_callback( '#object\\((.*?)\\).*?\\((\\d+)\\)\\s*{\\s*;#', $func, $serialized ); $serialized = preg_replace( array('#};#', '#{;#'), array('}', '{'), $serialized ); return unserialize($serialized); } $vardump = 'array(2) { [0]=> array(4) { ["username"]=> string(3) "Ann" ["email"]=> string(15) "ann89@gmail.com" ["first_name"]=> string(3) "Ann" ["last_name"]=> string(5) "Quike" } [1]=> array(4) { ["username"]=> string(7) "Stephan" ["email"]=> string(15) "steve@gmail.com" ["first_name"]=> string(7) "Stephan" ["last_name"]=> string(4) "Qoin" } }'; $result = unvar_dump($vardump); var_dump($result[0]); var_dump($result[1]);

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)
8.3.60.0090.00916.98
8.3.50.0120.00916.50
8.3.40.0120.00618.92
8.3.30.0080.00818.99
8.3.20.0080.00020.35
8.3.10.0000.00821.73
8.3.00.0080.00023.71
8.2.180.0100.01020.63
8.2.170.0110.00722.96
8.2.160.0140.00019.33
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00021.20
8.2.110.0040.00420.51
8.2.100.0040.00817.97
8.2.90.0130.00017.61
8.2.80.0060.00318.98
8.2.70.0040.00417.63
8.2.60.0040.00417.63
8.2.50.0060.00317.63
8.2.40.0030.00619.56
8.2.30.0080.00019.30
8.2.20.0040.00418.09
8.2.10.0030.00718.18
8.2.00.0000.00818.28
8.1.280.0070.00725.92
8.1.270.0030.00524.09
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0030.00623.57
8.1.230.0100.00020.99
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0050.00317.60
8.1.190.0000.00917.35
8.1.180.0040.00418.10
8.1.170.0000.00817.62
8.1.160.0000.00718.81
8.1.150.0040.00420.18
8.1.140.0070.00019.63
8.1.130.0040.00420.84
8.1.120.0050.00217.58
8.1.110.0040.00417.59
8.1.100.0000.00717.61
8.1.90.0050.00317.55
8.1.80.0030.00517.50
8.1.70.0040.00417.53
8.1.60.0060.00317.76
8.1.50.0040.00417.60
8.1.40.0060.00317.60
8.1.30.0040.00417.80
8.1.20.0040.00417.82
8.1.10.0050.00317.80
8.1.00.0030.00617.68
8.0.300.0040.00418.77
8.0.290.0050.00317.00
8.0.280.0070.00018.48
8.0.270.0040.00417.25
8.0.260.0040.00418.65
8.0.250.0000.00717.15
8.0.240.0040.00417.15
8.0.230.0040.00417.17
8.0.220.0080.00017.05
8.0.210.0030.00516.97
8.0.200.0030.00617.12
8.0.190.0040.00417.14
8.0.180.0080.00016.98
8.0.170.0040.00417.09
8.0.160.0040.00417.10
8.0.150.0030.00516.84
8.0.140.0040.00417.09
8.0.130.0000.00713.45
8.0.120.0030.00617.09
8.0.110.0070.00017.02
8.0.100.0050.00217.09
8.0.90.0040.00416.98
8.0.80.0030.01317.12
8.0.70.0040.00416.85
8.0.60.0040.00417.18
8.0.50.0040.00416.89
8.0.30.0130.00817.39
8.0.20.0080.01217.45
8.0.10.0000.00817.07
8.0.00.0110.00716.97
7.4.330.0000.00615.55
7.4.320.0030.00316.83
7.4.300.0040.00416.86
7.4.290.0030.00416.75
7.4.280.0060.00316.80
7.4.270.0000.00716.77
7.4.260.0000.00716.84
7.4.250.0070.00016.73
7.4.240.0000.00716.93
7.4.230.0000.00716.76
7.4.220.0060.01316.88
7.4.210.0040.01116.82
7.4.200.0050.00316.67
7.4.160.0080.01016.88
7.4.150.0130.00617.40
7.4.140.0120.01017.86
7.4.130.0080.01116.89
7.4.120.0110.01216.96
7.4.110.0090.00916.66
7.4.100.0030.01516.85
7.4.90.0130.01316.70
7.4.80.0070.01019.39
7.4.70.0110.00716.77
7.4.60.0100.01016.59
7.4.50.0100.00616.88
7.4.40.0110.00716.69
7.4.30.0100.00716.75
7.4.00.0070.01115.45
7.3.330.0000.00613.43
7.3.320.0030.00313.36
7.3.310.0070.00016.68
7.3.300.0000.00716.52
7.3.290.0050.01316.49
7.3.280.0110.00816.48
7.3.270.0150.00317.40
7.3.260.0160.00516.73
7.3.250.0120.00916.52
7.3.240.0130.00916.55
7.3.230.0150.00916.79
7.3.210.0060.01316.58
7.3.200.0100.00616.50
7.3.190.0100.00816.77
7.3.180.0130.00316.65
7.3.170.0100.00716.55
7.3.160.0060.01016.88
7.3.10.0080.00316.70
7.3.00.0000.01416.62
7.2.330.0090.00916.86
7.2.320.0110.01116.78
7.2.310.0080.01016.86
7.2.300.0100.01316.96
7.2.290.0140.01016.86
7.2.130.0070.01117.00
7.2.120.0140.00316.82
7.2.110.0060.01116.83
7.2.100.0100.01016.75
7.2.90.0090.00916.71
7.2.80.0030.01317.01
7.2.70.0100.00616.80
7.2.60.0100.00816.96
7.2.50.0030.01416.88
7.2.40.0130.00716.98
7.2.30.0120.01217.04
7.2.20.0040.01816.91
7.2.10.0130.00716.93
7.2.00.0070.00618.32
7.1.250.0170.00315.86
7.1.200.0030.00616.12
7.1.100.0030.01018.35
7.1.70.0060.00317.25
7.1.60.0030.01017.66
7.1.50.0190.01934.77
7.1.30.3270.06336.59
7.1.20.5000.09336.48
7.1.10.5000.07720.46
7.1.00.4330.08020.74
7.0.200.0030.01416.65
7.0.170.3900.06020.12
7.0.160.4000.08720.10
7.0.150.0370.06720.05
7.0.140.4770.08320.24
7.0.130.4300.06320.01
7.0.120.4270.07320.10
7.0.110.4070.07320.09
7.0.100.3600.09720.14
7.0.90.4630.07320.21
7.0.80.3400.09720.08
7.0.70.2130.06319.93
7.0.60.1830.06320.01
7.0.50.2370.06020.14
7.0.40.4230.09320.21
7.0.30.3370.06020.06
7.0.20.0230.06320.02
7.0.10.3530.06719.94
7.0.00.3300.07320.04

preferences:
58.78 ms | 401 KiB | 5 Q