Function

JSStringGetUTF8CString(_:_:_:)

Converts a JavaScript string into a null-terminated UTF8 string, and copies the result into an external byte buffer.

Declaration

func JSStringGetUTF8CString(_ string: JSStringRef!, _ buffer: UnsafeMutablePointer<Int8>!, _ bufferSize: Int) -> Int

Parameters

string

The source JSString.

buffer

The destination byte buffer into which to copy a null-terminated UTF8 representation of string. On return, buffer contains a UTF8 string representation of string. If bufferSize is too small, buffer will contain only partial results. If buffer is not at least bufferSize bytes in size, behavior is undefined.

bufferSize

The size of the external buffer in bytes.

Return Value

The number of bytes written into buffer (including the null-terminator byte).