Represents all currently active section blocks associated with
the processing of this template. That is:
sectionBlocks[0]
- The current section block (same as
sectionBlock
property)
sectionBlocks[1]
- The parent section block, from which the current one has been started.
Note, the parent block is not necessary the one physically enclosing
the current block. When the current block is the root block of a stock-section,
its parent will be where this stock-section has been called from.
sectionBlocks[2]
- The parent of the parent
...
sectionBlocks[N]
- The template root section block