string builder kotlin

// Step 1: Create a StringBuilder instance
val stringBuilder = StringBuilder()

// Step 2: Append a string to the StringBuilder
stringBuilder.append("Hello, ")

// Step 3: Append another string to the StringBuilder
stringBuilder.append("Kotlin!")

// Step 4: Convert StringBuilder to a String
val resultString = stringBuilder.toString()

// Step 5: Print or use the final result
println(resultString)