3v4l.org

run code in 300+ PHP versions simultaneously
<?php $corrupted = <<<STRING a:4:{i:0;s:3:"three";i:1;s:5:"five";i:2;s:2:"newline1 newline2";i:3;s:6:"garçon";} STRING; $repaired = preg_replace_callback( '/s:\d+:"(.*?)";/s', function ($m) { return "s:" . strlen($m[1]) . ":\"{$m[1]}\";"; }, $corrupted ); echo $corrupted , "\n" , $repaired; echo "\n---\n"; var_export(unserialize($repaired));

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)
8.3.60.0100.00718.30
8.3.50.0090.00618.06
8.3.40.0000.01419.15
8.3.30.0150.00019.15
8.3.20.0050.00320.69
8.3.10.0000.00821.86
8.3.00.0000.00822.30
8.2.180.0110.00725.92
8.2.170.0070.00719.04
8.2.160.0160.00622.96
8.2.150.0000.00725.66
8.2.140.0040.00724.66
8.2.130.0020.00526.16
8.2.120.0100.00720.94
8.2.110.0080.00320.51
8.2.100.0060.00618.03
8.2.90.0040.00420.40
8.2.80.0070.00319.09
8.2.70.0080.00018.04
8.2.60.0040.00417.75
8.2.50.0050.00317.74
8.2.40.0000.00820.01
8.2.30.0040.00419.54
8.2.20.0040.00418.06
8.2.10.0040.00419.36
8.2.00.0000.00818.11
8.1.280.0060.00925.92
8.1.270.0070.00023.99
8.1.260.0000.00826.35
8.1.250.0050.00228.09
8.1.240.0080.00322.07
8.1.230.0130.00021.03
8.1.220.0030.00517.89
8.1.210.0090.00018.93
8.1.200.0050.00317.48
8.1.190.0030.00517.53
8.1.180.0080.00018.10
8.1.170.0080.00017.62
8.1.160.0060.00318.93
8.1.150.0080.00018.90
8.1.140.0030.00520.25
8.1.130.0030.00317.50
8.1.120.0050.00417.53
8.1.110.0040.00417.61
8.1.100.0030.00517.57
8.1.90.0040.00417.63
8.1.80.0030.00517.52
8.1.70.0050.00217.54
8.1.60.0030.00517.70
8.1.50.0080.00017.73
8.1.40.0040.00417.62
8.1.30.0000.00817.88
8.1.20.0000.00817.73
8.1.10.0040.00417.77
8.1.00.0000.00817.57
8.0.300.0000.00720.02
8.0.290.0030.00616.88
8.0.280.0000.00718.59
8.0.270.0000.00717.17
8.0.260.0030.00317.01
8.0.250.0030.00317.21
8.0.240.0000.00717.05
8.0.230.0040.00417.24
8.0.220.0000.00717.11
8.0.210.0000.00717.03
8.0.200.0030.00317.08
8.0.190.0000.00717.19
8.0.180.0070.00017.14
8.0.170.0040.00417.15
8.0.160.0060.00317.15
8.0.150.0000.00717.08
8.0.140.0040.00417.08
8.0.130.0000.00713.50
8.0.120.0080.00017.07
8.0.110.0040.00417.01
8.0.100.0040.00417.12
8.0.90.0000.00717.16
8.0.80.0060.01517.13
8.0.70.0040.00417.02
8.0.60.0040.00417.18
8.0.50.0040.00417.15
8.0.30.0110.00717.21
8.0.20.0160.00317.39
8.0.10.0040.00417.11
8.0.00.0140.00517.03
7.4.330.0030.00315.55
7.4.320.0030.00316.66
7.4.300.0030.00316.63
7.4.290.0040.00416.81
7.4.280.0040.00416.64
7.4.270.0000.00716.79
7.4.260.0040.00416.83
7.4.250.0000.00916.70
7.4.240.0000.00716.63
7.4.230.0000.00916.66
7.4.220.0000.00816.75
7.4.210.0070.00816.72
7.4.200.0000.00716.83
7.4.160.0080.00916.81
7.4.140.0140.00317.86
7.4.130.0140.00316.63
7.4.120.0110.00716.86
7.4.110.0070.01016.86
7.4.100.0170.00016.87
7.4.90.0090.00916.77
7.4.80.0100.01019.39
7.4.70.0120.00616.65
7.4.60.0070.01016.65
7.4.50.0160.00616.43
7.4.40.0160.00316.80
7.4.00.0000.01715.02
7.3.330.0060.00013.60
7.3.320.0000.00513.62
7.3.310.0050.00316.62
7.3.300.0040.00416.60
7.3.290.0070.00016.48
7.3.280.0080.00916.51
7.3.260.0120.00916.62
7.3.240.0100.00916.71
7.3.230.0160.00316.73
7.3.210.0080.01216.88
7.3.200.0110.00816.79
7.3.190.0080.00916.76
7.3.180.0070.01016.71
7.3.170.0030.01316.61
7.3.160.0110.00716.61
7.3.30.0040.01114.86
7.3.20.5600.00315.04
7.3.10.5640.00914.82
7.3.00.4170.00714.95
7.2.330.0120.00616.97
7.2.320.0000.01716.90
7.2.310.0060.01016.99
7.2.300.0090.00617.02
7.2.290.0180.00616.89
7.2.160.0070.01515.00
7.2.150.7830.00315.18
7.2.140.5510.01315.05
7.2.130.4790.00315.40
7.2.120.6050.01315.40
7.2.110.5530.00715.30
7.2.100.5280.01015.25
7.2.90.5710.01015.52
7.2.80.4180.01015.21
7.2.70.3740.00315.13
7.2.60.3360.01015.35
7.2.50.3410.01015.36
7.2.40.3460.01615.31
7.2.30.3620.00315.53
7.2.20.3530.00015.44
7.2.10.3520.01015.39
7.2.00.2720.01015.01
7.1.270.5910.00313.90
7.1.260.5200.01014.05
7.1.250.3790.00714.05

preferences:
61.11 ms | 401 KiB | 5 Q