String remove duplicate method in java
public static void main(String[] args) {
String result = removeDup("AAABBBCCC");
System.out.println(result); // ABC
public static String removeDup( String str) {
String result = "";
for (int i = 0; i < str.length(); i++)
if (!result.contains("" + str.charAt(i)))
result += "" + str.charAt(i);
return result;
}
}java remove duplicates
public static <T> ArrayList<T> removeDuplicates(ArrayList<T> list){
Set<T> set = new LinkedHashSet<>(list);
return new ArrayList<T>(set);
}remove duplicates from list java
ArrayList<Object> withDuplicateValues;
HashSet<Object> withUniqueValue = new HashSet<>(withDuplicateValues);
withDuplicateValues.clear();
withDuplicateValues.addAll(withUniqueValue);Copyright © 2021 Codeinu
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