write abstract method
void write(Converts obj
to a String by invoking Object.toString and adds the encoding of the result to the target consumer.
This operation is non-blocking. See flush or done for how to get any errors generated by this call.
Source
void write(Object obj);
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-io/IOSink/write.html