joinTo<S extends StringSink> method
S
joinTo<S extends StringSink>({})
Appends the String from all the elements separated using separator
and
using the given prefix
and postfix
if supplied.
Implementation
S joinTo<S extends StringSink>({
required S buffer,
Object separator = ', ',
Object prefix = '',
Object postfix = '',
int limit = -1,
Object truncated = '...',
Object Function(E element)? transform,
}) {
buffer.write(prefix);
var count = 0;
for (final element in this) {
if (++count > 1) buffer.write(separator);
if (limit < 0 || count <= limit) {
buffer.write(transform?.call(element) ?? element);
} else {
break;
}
}
if (limit >= 0 && count > limit) buffer.write(truncated);
buffer.write(postfix);
return buffer;
}