@ 2013-11-17T23:44:05Z <?php
$input = <<<INP
value that I {want}, vs value "I do {NOT} want".
Let's make it {nested {this {time}}}
And yes, it's even "{bullet-{proof}}" :)
INP;
@preg_match_all('~("\').*?\1(*SKIP)(*FAIL)|\{(?:[^{}]|(?R))*\}~', $input, $m);
print_r($m[0]);
?>
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Output for 4.4.9 , 5.2.5 - 5.2.17 , 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Array
(
[0] => {want}
[1] => {NOT}
[2] => {nested {this {time}}}
[3] => {bullet-{proof}}
)
Output for 5.2.0 - 5.2.4 Output for 4.3.0 - 4.3.11 , 4.4.0 - 4.4.1 , 4.4.3 - 4.4.8 , 5.0.0 - 5.0.5 , 5.1.0 - 5.1.1 , 5.1.3 - 5.1.6 Notice: Undefined offset: 0 in /in/rOXi1 on line 10
Output for 4.4.2 , 5.1.2 Notice: Undefined offset: 0 in /in/rOXi1 on line 11
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236.32 ms | 401 KiB | 385 Q