expandTo method Null safety

bool expandTo(
  1. Characters target
)

Expands the range to include the next occurence of target.

If there is an occurrence of target in the characters following the current range, the end of the the range is moved to just after the first such occurrence.

If there is no such occurrence of target, the range is not modified.

Returns true if there is an occurrence of target and false if not. Notice that if target is empty, the result is true even though the range is not modified.

Implementation

bool expandTo(Characters target);