<?php $array = [ 'Some Text', 'Some Other Text (+£14.20)', 'Foo', 'Text Text (+£26.88)', 'Another One (+£68.04)', ]; $result = []; foreach ($array as $v) { $result += preg_match("/(.+) \(\+£([^)]+)\)/", $v, $m) ? [$m[1] => (float) $m[2]] : [$v => 0]; } var_export($result);
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