[String separator = ""]
) Converts each element to a String and concatenates the strings.
Iterates through elements of this iterable,
converts each one to a String by calling Object.toString,
and then concatenates the strings, with the
separator
string interleaved between the elements.
Source
/**
* Converts each element to a [String] and concatenates the strings.
*
* Iterates through elements of this iterable,
* converts each one to a [String] by calling [Object.toString],
* and then concatenates the strings, with the
* [separator] string interleaved between the elements.
*/
String join([String separator = ""]) {
StringBuffer buffer = new StringBuffer();
buffer.writeAll(this, separator);
return buffer.toString();
}