Scala Programming: Create a new string where 'if' is added to the front of a given string and if the string begins with "if" return the original
Scala Programming Basic Exercise-6 with Solution
Write a Scala program to create a new string where 'if' is added to the front of a given string. If the string already begins with 'if', return the string unchanged.
Sample Solution:
Scala Code:
object scala_basic {
def test(str: String): String =
{
if (str.startsWith("if")) str else "if " + str
}
def main(args: Array[String]): Unit = {
println("Result: " + test("if else"));
println("Result: " + test("else"));
}
}
Sample Output:
Result: if else Result: if else
Scala Code Editor :
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Previous: Write a Scala program to check a given integer and return true if it is within 20 of 100 or 300.
Next: Write a Scala program to remove the character in a given position of a given string. The given position will be in the range 0...string length -1 inclusive.
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