With the help of java, I have created concat() string method. In the example given below, I have used '+' operator , StringBuilder and StringBuffer Class to join string in java. The string concat() ...

Concatenate two arrays in Java is quite simple you can use single liner solution from the Apache Commons Lang library. ArrayUtils.addAll(T[], T...) For example if you have two array firstArray and ...

Complete src/main/java/com/bytelegend/Main.java's concatenate method, which can concatenate two arrays to a new array. For example, given parameter [1, 2],[3, 4, 5 ...