Platform and version requirements: JS (1.0), Native (1.0)

abstract fun append(value: Char): Appendable

Appends the specified character value to this Appendable and returns this instance.

Parameters

value - the character to append.

Platform and version requirements: JS (1.0), Native (1.0)

abstract fun append(value: CharSequence?): Appendable

Appends the specified character sequence value to this Appendable and returns this instance.

Parameters

value - the character sequence to append. If value is null, then the four characters "null" are appended to this Appendable.

Platform and version requirements: JS (1.0), Native (1.0)

abstract fun append(
    value: CharSequence?, 
    startIndex: Int, 
    endIndex: Int
): Appendable

Appends a subsequence of the specified character sequence value to this Appendable and returns this instance.

Parameters

value - the character sequence from which a subsequence is appended. If value is null, then characters are appended as if value contained the four characters "null".

startIndex - the beginning (inclusive) of the subsequence to append.

endIndex - the end (exclusive) of the subsequence to append.

Exceptions

IndexOutOfBoundsException - or IllegalArgumentException when startIndex or endIndex is out of range of the value character sequence indices or when startIndex > endIndex.