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

<init>()

Constructs an empty string builder.

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

<init>(capacity: Int)

For Common, Native

Constructs an empty string builder with the specified initial capacity.

For JS

Constructs an empty string builder with the specified initial capacity.

In Kotlin/JS implementation of StringBuilder the initial capacity has no effect on the further performance of operations.

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

<init>(content: CharSequence)

Constructs a string builder that contains the same characters as the specified content char sequence.

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

<init>(content: String)

For Common, Native

Constructs a string builder that contains the same characters as the specified content string.

For JS

A mutable sequence of characters.

String builder can be used to efficiently perform multiple string manipulation operations.