DiffIgnore

is an option to Diff and related functions that specifies what elements to ignore when computing diffs.

Details

DiffIgnore{elem₁,elem₂,…} will ignore the given elements when computing the diffs.
When comparing notebooks or cells, supported elements include:

	"BoxOptions"	ignore all box options
	"CellOptions"	ignore all cell options
	"CellStyles"	ignore all cell styles
	"InlineCellOptions"	ignore all inline cell options
	"InlineCellStyles"	ignore all inline cell styles
	"NotebookOptions"	ignore all notebook options
	elem{item₁,item₂,…}	ignore particular option names or styles for the given element

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When comparing cells, Diff will find any style and option changes in addition to content changes:

Use DiffIgnore to ignore all style and option changes:

Use DiffIgnore to ignore specific cell options:

When comparing notebooks, Diff will include notebook option changes:

Use DiffIgnore to ignore specific notebook options:

Construct notebook expressions to compare:

Ignoring the cell option ExpressionUUID may result in differently aligned results:

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