public KeyPath index(long index) {
		return index(makeIndex(index));
	}
Create a new path by appending the given element index

<p>
For example, if this path is "{@code Processes}" and {@code index} takes the value 2, the
result will be "{@code Processes[2]}".

@param index the new final index
@return the resulting path
Ghidra/Debug/Framework-TraceModeling/src/main/java/ghidra/trace/model/target/path/KeyPath.java