3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "{download='text for buttonzzzz'} HAHA! {download='test'}"; preg_match_all("/{download='(.*?)'}/", $string, $matches, PREG_SET_ORDER); foreach ($matches as $val) { $string = str_replace("{download='" . $val[1] . "'}", "<a class=\"button\">" . $val[1] . "</a>", $string); } echo $string;
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 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
<a class="button">text for buttonzzzz</a> HAHA! <a class="button">test</a>

preferences:
218.75 ms | 406 KiB | 312 Q