Scala Programming: Create a new string with the last char added at the front and back of a given string of length 1 or more
Scala Programming Basic Exercise-10 with Solution
Write a Scala program to create a new string with the last char added at the front and back of a given string of length 1 or more.
Sample Solution:
Scala Code:
object scala_basic {
def test(str1: String): String =
{
val len = str1.length
val last = str1.charAt(len - 1)
last + str1 + last
}
def main(args: Array[String]): Unit = {
println("Result: " + test("Scala"));
println("Result: " + test("abcd"));
println("Result: " + test("ab"));
println("Result: " + test("a"));
}
}
Sample Output:
Result: aScalaa Result: dabcdd Result: babb Result: aaa
Scala Code Editor :
Have another way to solve this solution? Contribute your code (and comments) through Disqus.
Previous: Write a Scala program to create a new string which is 4 copies of the 2 front characters of a given string.If the given string length is less than 2 return the original string.
Next: Write a Scala program to check whether a given positive number is a multiple of 3 or a multiple of 7.
What is the difficulty level of this exercise?
- New Content published on w3resource:
- Scala Programming Exercises, Practice, Solution
- Python Itertools exercises
- Python Numpy exercises
- Python GeoPy Package exercises
- Python Pandas exercises
- Python nltk exercises
- Python BeautifulSoup exercises
- Form Template
- Composer - PHP Package Manager
- PHPUnit - PHP Testing
- Laravel - PHP Framework
- Angular - JavaScript Framework
- React - JavaScript Library
- Vue - JavaScript Framework
- Jest - JavaScript Testing Framework