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

0 vote248 views2 answers
Fixed length array powershell
Java
-3 votes268 views2 answers
Multiplication table for number Java
Java
0 vote252 views2 answers
Codegrepper java instanceof
Java
22 votes298 views6 answers
Recycler view dependency
Java
-2 votes249 views1 answer
How to saperate string to array
Java
6 votes247 views3 answers
Android java format date time
Java
0 vote262 views1 answer
Error: Unable to export or encrypt the private key java.lang.NullPointerException
Java
2 votes253 views1 answer
From string to double andoird studio
Java
0 vote244 views1 answer
DMC5 performace mod
Java
0 vote239 views1 answer
'tools:replace="android:appComponentFactory"' to <application> element at AndroidManifest.xml:6:5-34:19 to override.
Java