createSrcSetPairs method
Implementation
String createSrcSetPairs(
String path, Map<String, String> params, Iterable<int> targets) {
final srcset = StringBuffer();
final srcSetParams = Map.of(params);
for (final width in targets) {
srcSetParams['w'] = width.toString();
srcset.write(createURL(path, srcSetParams));
srcset.write(' ');
srcset.write(width);
srcset.writeln('w,');
}
var string = srcset.toString();
return string.substring(0, srcset.length - 2);
}