3v4l.org

run code in 300+ PHP versions simultaneously
<?php function convert_specials_char($content) { $search = array("ä","æ","ǽ","ö","œ","ü","Ü","Ö","Á","Â","Ã","Ä","Å","Ǻ","Ā","Ă","Ą","Ǎ","á","â","ã","å","ǻ","ā","ă","ą","ǎ","ª", "Ć","Ĉ","Ċ","Č","ć","ĉ","ċ","č","Ð","Ď","Đ","ð","ď","đ","Ë","Ē","Ĕ","Ė","Ę","Ě","ë","ē","ĕ","ė","ę","ě","Ĝ","Ğ","Ġ","Ģ","ĝ","ğ","ġ","ģ","Ĥ","Ħ","ĥ","ħ","Ì", "Í","Î","Ï","Ĩ","Ī","Ĭ","Ǐ","Į","İ","ì","í","î","ï","ĩ","ī","ĭ","ǐ","į","ı","Ĵ","ĵ","Ķ","ķ","Ĺ", "Ļ","Ľ","Ŀ","Ł","ĺ","ļ","ľ","ŀ","ł","Ń","Ņ","Ň","ń","ņ","ň","ʼn","Ò","Ó","Ô","Õ","Ō","Ŏ","Ǒ","Ő","Ơ","Ø","Ǿ","ò","ó","ô","õ","ō", "ŏ","ǒ","ő","ơ","ø","ǿ","º","Ŕ","Ŗ","Ř","ŕ","ŗ","ř","Ś","Ŝ","Ş","Š","ś","ŝ","ş","š","ſ","Ţ","Ť","Ŧ","ţ","ť","ŧ", "Ù","Ú","Û","Ũ","Ū","Ŭ","Ů","Ű","Ų","Ư","Ǔ","Ǖ","Ǘ","Ǚ","Ǜ","ù","ú","û","ũ","ū","ŭ","ů","ű","ų","ư","ǔ","ǖ","ǘ","ǚ","ǜ","Ý","Ÿ","Ŷ","ý","ÿ","ŷ","Ŵ","ŵ", "Ź","Ż","Ž","ź","ż","ž","Æ","Ǽ","ß","IJ","ij","Œ","ƒ","’"); $replaced = array("a","ae","ae","oe","oe","ue","Ue","Oe","A","A","A","A","A","A","A","A","A","A","a","a", "a","a","a","a","a","a","a","a","C","C","C","C","c","c","c","c","D","D","D","d","d","d","E","E","E","E","E","E","e", "e","e","e","e","e","G","G","G","G","g","g","g","g","H","H","h","h","I","I","I","I","I","I","I","I","I", "I","i","i","i","i","i","i","i","i","i","i","J","j","K","k","L","L","L","L","L","l","l","l","l","l","N","N","N","n","n","n","n","O","O","O","O", "O","O","O","O","O","O","O","o","o","o","o","o","o","o","o","o","o","o","o","R","R","R","r","r","r","S","S","S", "S","s","s","s","s","s","T","T","T","t","t","t","U","U","U","U","U","U","U","U","U","U","U","U","U","U","U","u","u","u","u","u","u","u","u","u","u" ,"u","u","u","u","u","Y","Y","Y","y","y","y","W","w","Z","Z","Z","z","z","z","AE","AE","ss","IJ","ij","OE","f","'"); $result = str_replace($search,$replaced , $content); return $result; } $data = ["f"]; $data_s = convert_specials_char(serialize($data)); $data = unserialize($data_s); var_dump($data);

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)
8.3.60.0060.01216.75
8.3.50.0070.01017.95
8.3.40.0100.01018.84
8.3.30.0160.00018.61
8.3.20.0080.00020.85
8.3.10.0020.00521.90
8.3.00.0000.00819.43
8.2.180.0070.00718.39
8.2.170.0110.00422.96
8.2.160.0140.00020.38
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00319.39
8.2.120.0040.00426.35
8.2.110.0090.00022.12
8.2.100.0040.00717.78
8.2.90.0110.00017.50
8.2.80.0040.00417.97
8.2.70.0000.00918.04
8.2.60.0040.00418.12
8.2.50.0090.00018.10
8.2.40.0080.00018.96
8.2.30.0040.00420.92
8.2.20.0000.00818.11
8.2.10.0040.00418.02
8.2.00.0000.00717.63
8.1.280.0070.00725.92
8.1.270.0050.00322.11
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00322.38
8.1.230.0120.00317.83
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0060.00317.00
8.1.190.0040.00417.25
8.1.180.0060.00318.10
8.1.170.0030.00518.52
8.1.160.0040.00422.18
8.1.150.0040.00418.86
8.1.140.0000.00719.66
8.1.130.0000.00719.01
8.1.120.0000.00817.38
8.1.110.0000.00717.37
8.1.100.0030.00517.44
8.1.90.0050.00317.32
8.1.80.0040.00417.48
8.1.70.0000.00717.43
8.1.60.0040.00417.56
8.1.50.0000.00817.55
8.1.40.0030.00517.57
8.1.30.0040.00417.70
8.1.20.0050.00317.58
8.1.10.0060.00317.36
8.1.00.0000.00917.27
8.0.300.0000.00719.68
8.0.290.0090.00316.75
8.0.280.0040.00418.48
8.0.270.0000.00717.22
8.0.260.0060.00017.24
8.0.250.0000.00717.00
8.0.240.0000.00716.98
8.0.230.0080.00016.97
8.0.220.0000.00716.95
8.0.210.0000.00716.99
8.0.200.0070.00016.96
8.0.190.0040.00416.89
8.0.180.0040.00416.94
8.0.170.0040.00416.85
8.0.160.0000.01116.94
8.0.150.0000.00716.79
8.0.140.0000.00816.95
8.0.130.0000.00613.37
8.0.120.0000.00816.82
8.0.110.0070.00016.92
8.0.100.0040.00416.80
8.0.90.0000.00716.88
8.0.80.0100.00616.89
8.0.70.0000.00716.91
8.0.60.0070.00016.90
8.0.50.0040.00416.81
8.0.30.0070.01217.21
8.0.20.0160.00517.40
8.0.10.0020.00517.16
8.0.00.0070.01016.77
7.4.330.0020.00215.55
7.4.320.0000.00716.61
7.4.300.0030.00316.64
7.4.290.0040.00416.63
7.4.280.0040.00416.52
7.4.270.0070.00016.53
7.4.260.0040.00416.64
7.4.250.0040.00416.55
7.4.240.0050.00216.55
7.4.230.0030.00316.34
7.4.220.0150.00616.66
7.4.210.0080.00916.58
7.4.200.0030.00316.63
7.4.160.0020.01416.47
7.4.150.0160.00317.40
7.4.140.0100.00717.86
7.4.130.0090.00816.59
7.4.120.0080.01016.47
7.4.110.0180.00016.39
7.4.100.0150.00316.63
7.4.90.0120.00616.65
7.4.80.0150.00319.39
7.4.70.0100.00716.38
7.4.60.0060.01016.57
7.4.50.0030.01016.47
7.4.40.0030.01616.32
7.4.30.0060.01116.32
7.4.00.0060.00914.87
7.3.330.0060.00013.15
7.3.320.0000.00513.34
7.3.310.0000.00716.32
7.3.300.0030.00316.33
7.3.290.0000.00716.16
7.3.280.0060.01016.29
7.3.270.0070.01717.40
7.3.260.0160.00516.36
7.3.250.0090.01116.41
7.3.240.0110.00816.42
7.3.230.0090.00916.66
7.3.210.0090.00916.47
7.3.200.0110.00716.52
7.3.190.0090.00916.45
7.3.180.0060.00916.55
7.3.170.0110.00516.41
7.3.160.0070.01616.33
7.3.10.0040.01116.69
7.3.00.0070.01016.35
7.2.330.0060.01316.63
7.2.320.0130.00416.51
7.2.310.0030.01316.63
7.2.300.0100.00716.62
7.2.290.0060.01216.71
7.2.130.0110.00416.90
7.2.120.0100.00316.63
7.2.110.0080.00316.80
7.2.100.0140.00316.84
7.2.90.0070.00716.59
7.2.80.0060.00916.67
7.2.70.0090.00316.70
7.2.60.0120.00316.67
7.2.50.0060.00616.96
7.2.40.0030.00716.70
7.2.30.0100.00616.85
7.2.20.0070.01016.84
7.2.10.0120.00316.61
7.2.00.0120.00616.84
7.1.250.0060.00915.77
7.1.200.0070.00315.60
7.1.70.0050.00317.23
7.1.60.0070.00317.16
7.1.00.0130.06022.68
7.0.200.0030.01016.73
7.0.140.0130.05721.97
7.0.130.0200.06721.97
7.0.120.0000.07321.98
7.0.110.0100.06022.10
7.0.100.0100.05721.94
7.0.90.0070.06022.14
7.0.80.0170.06021.98
7.0.70.0130.05722.11
7.0.60.0030.06321.95
7.0.50.0030.06322.13
7.0.40.0100.05322.14
7.0.30.0100.07722.02
7.0.20.0130.05321.99
7.0.10.0130.05022.12
7.0.00.0130.05322.02
5.6.290.0130.05320.98
5.6.280.0070.06021.21
5.6.270.0170.07720.98
5.6.260.0100.06020.94
5.6.250.0070.06320.97
5.6.240.0170.05320.90
5.6.230.0170.05320.92
5.6.220.0130.05721.18
5.6.210.0070.05720.93
5.6.200.0130.05720.96
5.6.190.0130.05320.99
5.6.180.0170.05320.96
5.6.170.0100.05321.15
5.6.160.0030.06021.16
5.6.150.0070.05721.15
5.6.140.0100.05721.08
5.6.130.0170.04721.13
5.6.120.0170.05021.10
5.6.110.0230.04720.80
5.6.100.0130.06020.95
5.6.90.0200.04321.10
5.6.80.0170.04720.50
5.6.70.0070.05320.32
5.6.60.0070.06020.27
5.6.50.0200.04720.51
5.6.40.0070.06020.47
5.6.30.0170.06020.30
5.6.20.0000.06320.33
5.6.10.0070.05320.50
5.6.00.0100.05720.43

preferences:
66.24 ms | 401 KiB | 5 Q