/wro4j-core/src/main/java/ro/isdc/wro/util/StringUtils.java
if ( collection == null ) { return null; }
result.add(deleteAny(str.substring(pos), charsToDelete)); } } return toStringArray(result); } private static String[] toStringArray(final Collection<?> collection) { <extra_id_0> return collection.toArray(new String[collection.size()]); } private static String deleteAny(final String inString, final String charsToDelete) { if (!hasLength(inString) || !hasLength(charsToDelete)) { return inString;