Kotlin equivalent of Java's String.getBytes()

Question

In Java, you can convert a string into an array of its constituent bytes by calling myString.getBytes().

What's the equivalent of this in Kotlin?

Marxist

Answer 1

Use the extension String.toByteArray() - which means you will write myString.toByteArray(). Note it defaults to UTF-8 encoding, but you can override this by providing an additional argument.

Squiggle

Beware : Java's getBytes() can convert charsets (for example : myString.getBytes(Charsets.ISO_8859_1, Charsets.UTF_8) and if you want to keep this kind of conversion, you will need to use something like myString.toByteArray(Charsets.ISO_8859_1).toString(Charsets.UTF_8) – Deci

This has been renamed to String.encodeToByteArray() – Inchon