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@ 2016-01-07T11:54:35Z

<?php

$val = "LOL='a,`=/0+4Aq|8,l@DsAK,4Y~t}BWHozy;w`O!dFnLi]/1TF9(jb.*4MR9l2iD5rh^'";
var_dump($val);

list($name, $value) = explode('=', $val, 2);

$regexPattern = sprintf(
                '/^
                %1$s          # match a quote at the start of the value
                (             # capturing sub-pattern used
                 (?:          # we do not need to capture this
                  [^%1$s\\\\] # any character other than a quote or backslash
                  |\\\\\\\\   # or two backslashes together
                  |\\\\%1$s   # or an escaped quote e.g \"
                 )*           # as many characters that match the previous rules
                )             # end of the capturing sub-pattern
                %1$s          # and the closing quote
                .*$           # and discard any string after the closing quote
                /mx',
                $quote
            );
            $value = preg_replace($regexPattern, '$1', $value);
            $value = str_replace("\\$quote", $quote, $value);
            $value = str_replace('\\\\', '\\', $value);
            
            var_dump($value);

Output for git.master, git.master_jit, rfc.property-hooks: string(70) "LOL='a,`=/0+4Aq|8,l@DsAK,4Y~t}BWHozy;w`O!dFnLi]/1TF9(jb.*4MR9l2iD5rh^'" Warning: Undefined variable $quote in /in/sHv0k on line 21 Warning: Undefined variable $quote in /in/sHv0k on line 24 Warning: Undefined variable $quote in /in/sHv0k on line 24 Deprecated: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in /in/sHv0k on line 24 string(66) "'a,`=/0+4Aq|8,l@DsAK,4Y~t}BWHozy;w`O!dFnLi]/1TF9(jb.*4MR9l2iD5rh^'"

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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