new TextDecoder([encoding[, options]])
创建新的 TextDecoder 实例。
encoding 可以指定支持的编码之一或别名。
TextDecoder 类也在全局对象上可用。
encoding<string> Identifies theencodingthat thisTextDecoderinstance supports. Default:'utf-8'.options<Object>fatal<boolean>trueif decoding failures are fatal. This option is not supported when ICU is disabled (see Internationalization). Default:false.ignoreBOM<boolean> Whentrue, theTextDecoderwill include the byte order mark in the decoded result. Whenfalse, the byte order mark will be removed from the output. This option is only used whenencodingis'utf-8','utf-16be'or'utf-16le'. Default:false.
Creates an new TextDecoder instance. The encoding may specify one of the
supported encodings or an alias.
The TextDecoder class is also available on the global object.