up.element up.element.jsonAttr(element, attribute)
JavaScript function

Reads the given attribute from the element, parsed as relaxed JSON.

Returns undefined if the attribute value is blank or only consists of whitespace.

Throws a SyntaxError if the attribute value is an invalid JSON string.

Parameters

element Element

The element from which to retrieve the attribute value.

attribute string

The attribute name.

Object|undefined

The cast attribute value.

Made by Henning Koch

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