Java find duplicates in array

Java array check duplicates

duplicates = false;

for(i = 0; i < zipcodeList.length; i++) {
	for(j = i + 1; k < zipcodeList.length; j++) {
  		if(j != i && zipcodeList[j] == zipcodeList[i]) {
   	  		duplicates = true;
		}
	}
}

Source: stackoverflow.com

Java find duplicates in array

// Uses a set, which does not allow duplicates 

for (String name : names) 
{
     if (set.add(name) == false) 
     {
        // print name your duplicate element
     }
}

Source: javarevisited.blogspot.com

Java find duplicate items

System.out.print("Duplicate Characters in above string are: ");
for (int i = 0; i < str.length(); i++) {
   for (int j = i + 1; j < str.length(); j++) {
      if (carray[i] == carray[j]) {
         System.out.print(carray[j] + " ");
         break;
      }
   }
}

-1

Source: tutorialspoint.com

Similar codes

1 vote146 views1 answer
Spigot despawn entity
Java
-1 vote156 views2 answers
How to disable the cors in spring boot
Java Spring
1 vote174 views1 answer
Java calculate elapsedTime
Java
3 votes279 views2 answers
Spring boot example with swagger
Java Spring
-2 votes155 views6 answers
Spring enable cors
Java
1 vote198 views1 answer
How to make priority queue of pairs in java
Java
2 votes139 views3 answers
Java string to lower case
Java
0 vote218 views1 answer
Configuration spring boot dependency for freemarker configuration
Java
0 vote146 views1 answer
Java running sum of array
Java
0 vote141 views1 answer
Send HTTP Get Request with Parameters.
Java