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Scala List addString() method with a start, a separator and an end with example

  • Last Updated : 26 Jul, 2019
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This method is same as addString() method but here a start, a separator and an end are also included.

Method Definition: def addString(b: mutable.StringBuilder, start: String, sep: String, end: String): mutable.StringBuilder

Where, sep is the separator stated.

Return Type: It returns the elements of the List in the String Builder and a start, a separator and an end is also included here.

Example #1:






// Scala program of addString()
// method
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating a list
        val m1 = List(1, 3, 5, 2)
          
        // Applying addString method
        val res = m1.addString(new StringBuilder(), "_", "*", "_")
          
        // Displays output
        println(res)
          
    }
}
Output:
_1*3*5*2_

Example #2:




// Scala program of addString()
// method
  
// Creating object
object GfG
  
    // Main method
    def main(args:Array[String])
    {
      
        // Creating a list
        val m1 = List(1, 3, 5, 2)
          
        // Applying addString method
        val res = m1.addString(new StringBuilder(), "(", "/", ")")
          
        // Displays output
        println(res)
      
    }
}
Output:
(1/3/5/2)



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