<?php $array = [ 'Some Text', 'Some Other Text (+£14.20)', 'Foo', 'Text Text (+£26.88)', 'Another One (+£68.04)', ]; $result = []; foreach ($array as $v) { $a = preg_split('/ \(\+£([^)]+)\)/', $v, 2, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE); $result[$a[0]] = (float) ($a[1] ?? 0); } var_export($result);
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