how to concatenate two strings in java code example
Example 1: String concatenation in java
// String concatenation in java using concat() method
public class StringConcatMethodDemo
{
public static void main(String[] args)
{
String str1 = "Flower ";
String str2 = "Brackets";
String str3 = str1.concat(str2);
System.out.println(str3);
}
}
Example 2: string concat in java
public class ConcatenationExample {
public static void main(String args[]) {
//One way of doing concatenation
String str1 = "Welcome";
str1 = str1.concat(" to ");
str1 = str1.concat(" String handling ");
System.out.println(str1);
//Other way of doing concatenation in one line
String str2 = "This";
str2 = str2.concat(" is").concat(" just a").concat(" String");
System.out.println(str2);
}
}
Example 3: java concatenate strings
public class Concat {
String cat(String a, String b) {
a += b;
return a;
}
}
Example 4: java best way to concatenate strings
// StringBuilder
String stringBuilderConcat = new StringBuilder()
.append(greeting)
.append(" ")
.append(person)
.append("! Welcome to the ")
.append(location)
.append("!")
.build();
Example 5: how do you combine 2 strings in java
-By using (+) operator
-By using concatenate method (concat()).
String strconcat3=strconcat2.concat(strconcat);
-By StringBuffer
-String strconcat= new StringBuilder().append("matt")
.append("damon").toString();
-By StringBuilder
- String strconcat2= new StringBuffer()
.append("matt").append("damon").toString();