public final boolean contains(long memBlockOffset) {
		return (memBlockOffset >= subBlockOffset) &&
			(memBlockOffset < subBlockOffset + subBlockLength);
	}
Returns true if the given {@link MemoryBlockDB} offset is in this sub block.

@param memBlockOffset the offset relative to the containing {@link MemoryBlockDB}
@return true if the offset is valid for this block
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/mem/SubMemoryBlock.java