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# has_overly_symbolic_content

The `has_overly_symbolic_content` function checks whether a document has a reasonable proportion of symbolic characters.

## Syntax

    has_overly_symbolic_content( doc [, ThresholdPercent] )

## Arguments

Argument | Description
--- | ---
`doc` | (LuaDocument) The document that you want to check.
`ThresholdPercent` | (float) The maximum percentage of symbolic characters for the document to be considered acceptable. The default is 10%.

## Returns

Boolean. If the document has too high a proportion of symbolic content, the function returns `true`. If the document has a reasonable proportion of symbolic content, the function returns `false`.

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