<?php $s = '{1|{1078} {*|{1079}-}test{1|{4829}, test2 {4457}}} {*|{1078} {*|{1079}-}test3{1|{4829}, test4 {23232}}}'; if (preg_match_all('~\|\{(\d+)}~', $s, $matches)) { print_r(array_unique($matches[1])); }
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