// Type Annotation //// Stringval string: String = "Yasha Gozwan"// Characterval char: Char = 'A'// Integer Numbersval byte: Byte = 122val short: Short = 12_345val int: Int = 1_234_567_891val long: Long = 1_123_456_789_123_123_123L// Float Numbersval float: Float = 123.123Fval double: Double = 123.123// Booleanval isVerify: Boolean = falseval isSuccess: Boolean = true

// Stringval myStr = "Hello World"// uppercase and lowercaseval upper = myStr.uppercase()val lower = myStr.lowercase()// Get length// lengthval myLength = myStr.length// getting first and last characterval firstChar = myStr[0]val lastChar = myStr[myStr.length - 1]

// String Interpolationval name = "Yasha"val age = 26println("Hello everyone. My name is $name and i $age old thanks")